{
  "research_date": "2026-09-11",
  "scope": "Documentary research snapshot; unknown values remain null. Not live availability or account testing.",
  "records": [
    {
      "event_id": "EV001",
      "date": "1990",
      "date_precision": "year",
      "event": "Sony–Nintendo CD-ROM contract",
      "meaning": "Sony’s retrospective places the contract in early 1990.",
      "region": "Japan",
      "source_ids": "H01",
      "source_urls": "https://www.sony.com/en/SonyInfo/CorporateInfo/History/SonyHistory/2-09.html",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV002",
      "date": "1991-06",
      "date_precision": "month",
      "event": "Nintendo/Philips rupture becomes public",
      "meaning": "WIRED places the public rupture at the June CES.",
      "region": "United States",
      "source_ids": "H02",
      "source_urls": "https://www.wired.com/2007/04/playstation-3-a/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV003",
      "date": "1992",
      "date_precision": "year",
      "event": "Independent console proposal supported",
      "meaning": "Kutaragi’s proposal receives Ohga’s support in Sony’s internal account.",
      "region": "Japan",
      "source_ids": "H01",
      "source_urls": "https://www.sony.com/en/SonyInfo/CorporateInfo/History/SonyHistory/2-09.html",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV004",
      "date": "1993-10-27",
      "date_precision": "day",
      "event": "Joint venture announced",
      "meaning": "Sony and Sony Music announce the company arrangement.",
      "region": "Japan",
      "source_ids": "H01",
      "source_urls": "https://www.sony.com/en/SonyInfo/CorporateInfo/History/SonyHistory/2-09.html",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV005",
      "date": "1993-10-28",
      "date_precision": "day",
      "event": "Developer presentation",
      "meaning": "Sony’s account describes the dinosaur demonstration and creator outreach.",
      "region": "Japan",
      "source_ids": "H01",
      "source_urls": "https://www.sony.com/en/SonyInfo/CorporateInfo/History/SonyHistory/2-09.html",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV006",
      "date": "1993-11-16",
      "date_precision": "day",
      "event": "Sony Computer Entertainment established",
      "meaning": "Institutional foundation, not a single-person invention.",
      "region": "Japan",
      "source_ids": "H01;H05",
      "source_urls": "https://www.sony.com/en/SonyInfo/CorporateInfo/History/SonyHistory/2-09.html;https://sonyinteractive.com/en/our-company/expanded-company-timeline/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV007",
      "date": "1994-12-03",
      "date_precision": "day",
      "event": "PlayStation launches",
      "meaning": "CD-ROM console reaches Japan.",
      "region": "Japan",
      "source_ids": "H03;H01",
      "source_urls": "https://www.playstation.com/en-us/playstation-history/1994-ps-one/;https://www.sony.com/en/SonyInfo/CorporateInfo/History/SonyHistory/2-09.html",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV008",
      "date": "1995-09-09",
      "date_precision": "day",
      "event": "PlayStation North American launch",
      "meaning": "Separate from Japan and Europe.",
      "region": "North America",
      "source_ids": "H03",
      "source_urls": "https://www.playstation.com/en-us/playstation-history/1994-ps-one/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV009",
      "date": "1995-09-29",
      "date_precision": "day",
      "event": "PlayStation European launch",
      "meaning": "Regional launch, not global date.",
      "region": "Europe",
      "source_ids": "H03",
      "source_urls": "https://www.playstation.com/en-us/playstation-history/1994-ps-one/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV010",
      "date": "1996",
      "date_precision": "year",
      "event": "Tomb Raider and Resident Evil",
      "meaning": "Third-party games help define the machine without becoming Sony-originated IP.",
      "region": "Selected releases; regional dates vary",
      "source_ids": "H06;H07",
      "source_urls": "https://www.museumofplay.org/games/tomb-raider/;https://www.capcom.co.jp/ir/english/business/million.html",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV011",
      "date": "1996-12",
      "date_precision": "month",
      "event": "Further Asian PlayStation launches",
      "meaning": "Hong Kong, Singapore, Thailand and Malaysia appear in Sony’s timeline.",
      "region": "Named Asian markets",
      "source_ids": "H05",
      "source_urls": "https://sonyinteractive.com/en/our-company/expanded-company-timeline/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV012",
      "date": "1997",
      "date_precision": "year",
      "event": "Final Fantasy VII and controller changes",
      "meaning": "FFVII broadens international RPG visibility; Dual Analog and DualShock extend input.",
      "region": "Regional introductions differ",
      "source_ids": "H04;H03",
      "source_urls": "https://www.museumofplay.org/games/final-fantasy-vii/;https://www.playstation.com/en-us/playstation-history/1994-ps-one/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV013",
      "date": "2000-03-04",
      "date_precision": "day",
      "event": "PS2 Japan launch",
      "meaning": "DVD and compatibility join new hardware.",
      "region": "Japan",
      "source_ids": "H09",
      "source_urls": "https://www.playstation.com/en-us/playstation-history/2000-ps2-psp/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV014",
      "date": "2000-10-26",
      "date_precision": "day",
      "event": "PS2 North American launch",
      "meaning": "Separate regional introduction.",
      "region": "North America",
      "source_ids": "H09",
      "source_urls": "https://www.playstation.com/en-us/playstation-history/2000-ps2-psp/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV015",
      "date": "2000-11-24",
      "date_precision": "day",
      "event": "PS2 European launch",
      "meaning": "Separate regional introduction.",
      "region": "Europe",
      "source_ids": "H09",
      "source_urls": "https://www.playstation.com/en-us/playstation-history/2000-ps2-psp/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV016",
      "date": "2001",
      "date_precision": "year",
      "event": "Grand Theft Auto III",
      "meaning": "Important popularization of a 3D urban open-world arrangement, not invention of all open worlds.",
      "region": "PS2 era",
      "source_ids": "H10",
      "source_urls": "https://www.museumofplay.org/games/grand-theft-auto-iii/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV017",
      "date": "2004",
      "date_precision": "year",
      "event": "Smaller PS2 revision",
      "meaning": "Continuity through a redesigned console.",
      "region": "Regional timing varies",
      "source_ids": "H09",
      "source_urls": "https://www.playstation.com/en-us/playstation-history/2000-ps2-psp/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV018",
      "date": "2004-12-12",
      "date_precision": "day",
      "event": "PSP Japan launch — disputed source date",
      "meaning": "Retained date supported by contemporary WIRED; Sony retrospective displays December 11.",
      "region": "Japan",
      "source_ids": "H11;H09",
      "source_urls": "https://www.wired.com/2008/08/psp-sales-top-1/;https://www.playstation.com/en-us/playstation-history/2000-ps2-psp/",
      "evidence_state": "historical_conflict",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV019",
      "date": "2005-03",
      "date_precision": "month",
      "event": "PSP North American launch",
      "meaning": "Month verified in the company timeline; exact day not re-established here.",
      "region": "North America",
      "source_ids": "H05",
      "source_urls": "https://sonyinteractive.com/en/our-company/expanded-company-timeline/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV020",
      "date": "2005-09",
      "date_precision": "month",
      "event": "PSP European launch",
      "meaning": "Month verified; no day invented.",
      "region": "Europe",
      "source_ids": "H05",
      "source_urls": "https://sonyinteractive.com/en/our-company/expanded-company-timeline/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV021",
      "date": "2005-09",
      "date_precision": "month",
      "event": "Worldwide Studios established",
      "meaning": "Production coordination becomes an explicit organizational layer.",
      "region": "Company-wide",
      "source_ids": "H05",
      "source_urls": "https://sonyinteractive.com/en/our-company/expanded-company-timeline/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV022",
      "date": "2006-11-11",
      "date_precision": "day",
      "event": "PS3 Japan launch",
      "meaning": "Cell/RSX and Blu-ray generation.",
      "region": "Japan",
      "source_ids": "H12",
      "source_urls": "https://www.playstation.com/en-us/playstation-history/2007-ps3-ps-vita/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV023",
      "date": "2006-11-17",
      "date_precision": "day",
      "event": "PS3 North American launch",
      "meaning": "Two initial US configurations differ in price.",
      "region": "North America",
      "source_ids": "H12;H13",
      "source_urls": "https://www.playstation.com/en-us/playstation-history/2007-ps3-ps-vita/;https://www.wired.com/2006/09/lower-ps3-price/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV024",
      "date": "2007-03-23",
      "date_precision": "day",
      "event": "PS3 European launch",
      "meaning": "Later than Japan and North America.",
      "region": "Europe",
      "source_ids": "H12",
      "source_urls": "https://www.playstation.com/en-us/playstation-history/2007-ps3-ps-vita/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV025",
      "date": "2009",
      "date_precision": "year",
      "event": "PS3 slim",
      "meaning": "Revised hardware offering during the generation.",
      "region": "Regional timing varies",
      "source_ids": "H12",
      "source_urls": "https://www.playstation.com/en-us/playstation-history/2007-ps3-ps-vita/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV026",
      "date": "2009-10",
      "date_precision": "month",
      "event": "PSPgo Western introduction",
      "meaning": "Another portable distribution proposition; Japan follows in November.",
      "region": "North America and Europe",
      "source_ids": "H05",
      "source_urls": "https://sonyinteractive.com/en/our-company/expanded-company-timeline/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV027",
      "date": "2009-11",
      "date_precision": "month",
      "event": "PSPgo Japan introduction",
      "meaning": "Not the same worldwide launch month.",
      "region": "Japan",
      "source_ids": "H05",
      "source_urls": "https://sonyinteractive.com/en/our-company/expanded-company-timeline/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV028",
      "date": "2010-04-01",
      "date_precision": "day",
      "event": "OtherOS removal scheduled with firmware 3.21",
      "meaning": "Owners declining update lose specified network/new-software routes.",
      "region": "Applicable earlier PS3 models; notice uses JST",
      "source_ids": "H17",
      "source_urls": "https://blog.playstation.com/2010/03/28/ps3-firmware-v3-21-update/",
      "evidence_state": "historical_announcement",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV029",
      "date": "2010-06-29",
      "date_precision": "day",
      "event": "PlayStation Plus launches",
      "meaning": "Optional premium service with membership-linked access at launch.",
      "region": "Original announced markets",
      "source_ids": "H16",
      "source_urls": "https://blog.playstation.com/2010/06/24/playstation-plus-your-questions-answered/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV030",
      "date": "2011-04-17/2011-04-19",
      "date_precision": "range",
      "event": "Network intrusion window reported",
      "meaning": "Sony’s April 26 notice describes the incident window and personal-data exposure.",
      "region": "PSN/Qriocity",
      "source_ids": "H18",
      "source_urls": "https://blog.playstation.com/2011/04/26/update-on-playstation-network-and-qriocity/",
      "evidence_state": "historical_report",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV031",
      "date": "2011-04-26",
      "date_precision": "day",
      "event": "Sony’s breach disclosure",
      "meaning": "Credit-card theft was not confirmed in this notice.",
      "region": "PSN/Qriocity",
      "source_ids": "H18",
      "source_urls": "https://blog.playstation.com/2011/04/26/update-on-playstation-network-and-qriocity/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV032",
      "date": "2011-12-17",
      "date_precision": "day",
      "event": "Vita Japan launch",
      "meaning": "Dedicated handheld with distinct library and storage proposition.",
      "region": "Japan",
      "source_ids": "H12;H19",
      "source_urls": "https://www.playstation.com/en-us/playstation-history/2007-ps3-ps-vita/;https://blog.playstation.com/2012/02/16/ps-vita-the-ultimate-faq/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV033",
      "date": "2012-02-22",
      "date_precision": "day",
      "event": "Vita main Western launch",
      "meaning": "Separate early-access bundles existed; do not erase them.",
      "region": "North America and Europe",
      "source_ids": "H19",
      "source_urls": "https://blog.playstation.com/2012/02/16/ps-vita-the-ultimate-faq/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV034",
      "date": "2013-11-15",
      "date_precision": "day",
      "event": "PS4 North American launch",
      "meaning": "Developer-oriented x86 architecture and a legible purchase proposition.",
      "region": "North America",
      "source_ids": "H14",
      "source_urls": "https://blog.playstation.com/2013/10/30/ps4-the-ultimate-faq-north-america/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV035",
      "date": "2013-11-29",
      "date_precision": "day",
      "event": "PS4 further launches",
      "meaning": "Major European and Latin American markets.",
      "region": "Named launch-market groups",
      "source_ids": "H14",
      "source_urls": "https://blog.playstation.com/2013/10/30/ps4-the-ultimate-faq-north-america/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV036",
      "date": "2014-02-22",
      "date_precision": "day",
      "event": "PS4 Japan launch",
      "meaning": "Later than the initial Western launch.",
      "region": "Japan",
      "source_ids": "H14",
      "source_urls": "https://blog.playstation.com/2013/10/30/ps4-the-ultimate-faq-north-america/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV037",
      "date": "2016-10-13",
      "date_precision": "day",
      "event": "PlayStation VR launch",
      "meaning": "A new interaction route within the PS4 ecosystem.",
      "region": "Original launch markets",
      "source_ids": "H21",
      "source_urls": "https://www.playstation.com/en-us/playstation-history/2013-ps4-ps-vr/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV038",
      "date": "2016-11-10",
      "date_precision": "day",
      "event": "PS4 Pro launch",
      "meaning": "Premium performance within a shared PS4 library.",
      "region": "Original launch markets",
      "source_ids": "H24",
      "source_urls": "https://blog.playstation.com/2016/09/08/ps4-pro-the-ultimate-faq/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV039",
      "date": "2020-03-10",
      "date_precision": "day",
      "event": "Horizon PC strategy explained",
      "meaning": "Then-stated PC policy was not a perpetual all-title release rule.",
      "region": "Company strategy",
      "source_ids": "H33",
      "source_urls": "https://blog.playstation.com/2020/03/10/hermen-hulst-qa-interview-with-head-of-playstations-worldwide-studios/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV040",
      "date": "2020-06-09",
      "date_precision": "day",
      "event": "The Last of Us Part II accessibility documented",
      "meaning": "More than 60 settings announced; settings count is not universal suitability.",
      "region": "Game feature announcement",
      "source_ids": "H37",
      "source_urls": "https://blog.playstation.com/2020/06/09/the-last-of-us-part-ii-accessibility-features-detailed/",
      "evidence_state": "historical_announcement",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV041",
      "date": "2020-11-12",
      "date_precision": "day",
      "event": "PS5 first-market launch",
      "meaning": "US, Japan, Canada, Mexico, Australia, New Zealand, South Korea.",
      "region": "Seven named markets",
      "source_ids": "H26",
      "source_urls": "https://blog.playstation.com/2020/09/16/playstation-5-launches-in-november-starting-at-399-for-ps5-digital-edition-and-499-for-ps5-with-ultra-hd-blu-ray-disc-drive/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV042",
      "date": "2020-11-19",
      "date_precision": "day",
      "event": "PS5 broader rollout",
      "meaning": "Further regions followed; do not infer every country launched that day.",
      "region": "Broader rollout",
      "source_ids": "H26",
      "source_urls": "https://blog.playstation.com/2020/09/16/playstation-5-launches-in-november-starting-at-399-for-ps5-digital-edition-and-499-for-ps5-with-ultra-hd-blu-ray-disc-drive/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV043",
      "date": "2021-04-19",
      "date_precision": "day",
      "event": "PS3/Vita store closure plan reversed",
      "meaning": "Historical reversal, not perpetual service guarantee.",
      "region": "Announced store policy",
      "source_ids": "H40",
      "source_urls": "https://blog.playstation.com/2021/04/19/playstation-store-on-ps3-and-ps-vita-will-continue-operations/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV044",
      "date": "2021-07-06",
      "date_precision": "day",
      "event": "PSP commerce endpoint in later support notice",
      "meaning": "Different from July 2 target in the April announcement.",
      "region": "PSP commerce",
      "source_ids": "N04;H40",
      "source_urls": "https://www.playstation.com/en-us/support/important-notice/;https://blog.playstation.com/2021/04/19/playstation-store-on-ps3-and-ps-vita-will-continue-operations/",
      "evidence_state": "historical_report",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV045",
      "date": "2021-10-27",
      "date_precision": "day",
      "event": "Legacy-console payment restriction",
      "meaning": "Card/PayPal purchase or wallet top-up on PS3/Vita consoles removed.",
      "region": "PS3/Vita console payment flows",
      "source_ids": "N04",
      "source_urls": "https://www.playstation.com/en-us/support/important-notice/",
      "evidence_state": "historical_report",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV046",
      "date": "2022-01-31",
      "date_precision": "day",
      "event": "Bungie acquisition announced",
      "meaning": "Announcement, not the legal closing date.",
      "region": "Company transaction",
      "source_ids": "H34",
      "source_urls": "https://blog.playstation.com/2022/01/31/bungie-is-joining-playstation/",
      "evidence_state": "historical_announcement",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV047",
      "date": "2022-04-25",
      "date_precision": "day",
      "event": "PS5 VRR rollout announced",
      "meaning": "Timing is “this week”; exact release/version not asserted.",
      "region": "Compatible displays and games",
      "source_ids": "N19",
      "source_urls": "https://blog.playstation.com/2022/04/25/variable-refresh-rate-support-for-ps5-is-rolling-out-this-week/",
      "evidence_state": "historical_announcement",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV048",
      "date": "2022-05-11",
      "date_precision": "day",
      "event": "PS3-to-Vita transfer route ends",
      "meaning": "Separate from store closure and independent Vita downloading.",
      "region": "PS3/Vita transfer",
      "source_ids": "N04",
      "source_urls": "https://www.playstation.com/en-us/support/important-notice/",
      "evidence_state": "historical_report",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV049",
      "date": "2022-05/2022-06",
      "date_precision": "range_months",
      "event": "Revised Plus rollout",
      "meaning": "Essential/Extra/Premium and Deluxe arrangements rolled out regionally.",
      "region": "Regional subscription markets",
      "source_ids": "H32",
      "source_urls": "https://blog.playstation.com/2022/03/29/all-new-playstation-plus-launches-in-june-with-700-games-and-more-value-than-ever/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV050",
      "date": "2023-02-22",
      "date_precision": "day",
      "event": "PS VR2 launch",
      "meaning": "PS5-required launch route; PC arrives later.",
      "region": "Original launch markets",
      "source_ids": "H25",
      "source_urls": "https://blog.playstation.com/2022/11/02/playstation-vr2-launches-in-february-at-549-99/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV051",
      "date": "2023-11",
      "date_precision": "month",
      "event": "Smaller PS5 launches in US window",
      "meaning": "Both 2023 variants announced with 1TB; not every later revision.",
      "region": "United States launch window",
      "source_ids": "N17",
      "source_urls": "https://blog.playstation.com/2023/10/10/new-look-for-ps5-console-this-holiday-season/",
      "evidence_state": "historical_announcement",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV052",
      "date": "2023",
      "date_precision": "year",
      "event": "PlayStation Portal introduced",
      "meaning": "Initial Remote Play proposition; do not project later cloud capabilities backward.",
      "region": "Original launch markets",
      "source_ids": "H30",
      "source_urls": "https://www.playstation.com/en-us/playstation-history/2020-ps5-ps-vr2/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV053",
      "date": "2023-12-06",
      "date_precision": "day",
      "event": "Access controller launch",
      "meaning": "Configurable hardware broadens documented input arrangements.",
      "region": "Announced global launch",
      "source_ids": "H38",
      "source_urls": "https://blog.playstation.com/2023/07/13/access-controller-for-ps5-launches-globally-on-december-6/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV054",
      "date": "2023-12-14",
      "date_precision": "day",
      "event": "The Last of Us Online development stopped",
      "meaning": "Naughty Dog explains service resource tradeoffs; no budget inferred.",
      "region": "Project status",
      "source_ids": "N38",
      "source_urls": "https://www.naughtydog.com/blog/an_update_on_the_last_of_us_online",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV055",
      "date": "2024-01-19",
      "date_precision": "day",
      "event": "The Last of Us Part II Remastered",
      "meaning": "Native PS5 edition with an eligible paid PS4 upgrade route.",
      "region": "PS5",
      "source_ids": "N35;N37",
      "source_urls": "https://www.playstation.com/en-us/games/the-last-of-us-part-ii-remastered/;https://blog.playstation.com/2023/11/17/the-last-of-us-part-ii-remastered-coming-to-ps5-on-january-19-2024/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV056",
      "date": "2024-02-27",
      "date_precision": "day",
      "event": "Workforce reductions announced",
      "meaning": "Approximately 900 / 8%; local processes and proposed measures distinguished.",
      "region": "SIE workforce",
      "source_ids": "H36",
      "source_urls": "https://sonyinteractive.com/en/news/blog/difficult-news-about-our-workforce/",
      "evidence_state": "historical_announcement",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV057",
      "date": "2024-08-07",
      "date_precision": "day",
      "event": "PS VR2 PC adapter available",
      "meaning": "PC support has a different feature set.",
      "region": "Supported PC configuration",
      "source_ids": "N32",
      "source_urls": "https://blog.playstation.com/2024/06/03/playstation-vr2-players-can-access-games-on-pc-with-adapter-starting-on-august-7/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV058",
      "date": "2024-09-06",
      "date_precision": "day",
      "event": "Concord taken offline under announced plan",
      "meaning": "Refund arrangements; no unsupported development budget or sales total.",
      "region": "Concord",
      "source_ids": "H35",
      "source_urls": "https://blog.playstation.com/2024/09/03/an-important-update-on-concord/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV059",
      "date": "2024-09-12",
      "date_precision": "day",
      "event": "PS5 feature rollout begins",
      "meaning": "Welcome hub region stages differ from other new functions.",
      "region": "PS5 with feature-specific conditions",
      "source_ids": "N18",
      "source_urls": "https://blog.playstation.com/2024/09/12/ps5-system-update-adds-welcome-hub-party-share-personalized-3d-audio-profiles-adaptive-controller-charging-and-more/",
      "evidence_state": "historical_announcement",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV060",
      "date": "2024-10-29",
      "date_precision": "day",
      "event": "Firewalk/Neon Koi closure decisions",
      "meaning": "Concord permanent sunset and canceled mobile project stated.",
      "region": "Studios and projects",
      "source_ids": "N40",
      "source_urls": "https://sonyinteractive.com/en/news/blog/an-update-from-playstation-studios/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV061",
      "date": "2024-11-07",
      "date_precision": "day",
      "event": "PS5 Pro launch",
      "meaning": "2TB and optional disc drive; premium PS5 model.",
      "region": "Original launch markets",
      "source_ids": "H29",
      "source_urls": "https://blog.playstation.com/2024/09/10/welcome-playstation-5-pro-the-most-visually-impressive-way-to-play-games-on-playstation/",
      "evidence_state": "historical",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV062",
      "date": "2025-04-24",
      "date_precision": "day",
      "event": "Audio Focus rollout begins",
      "meaning": "April 23 article announces next-day staged release.",
      "region": "PS5 headphone users",
      "source_ids": "N20",
      "source_urls": "https://blog.playstation.com/2025/04/23/new-ps5-system-software-update-features-audio-focus-and-the-return-of-the-classic-console-ui-customizations/",
      "evidence_state": "historical_announcement",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV063",
      "date": "2025-09-17",
      "date_precision": "day",
      "event": "Multi-device controller pairing and Power Saver rollout",
      "meaning": "Distinct from the July beta announcement.",
      "region": "Supported PS5/game/controller conditions",
      "source_ids": "N21",
      "source_urls": "https://blog.playstation.com/2025/07/23/new-ps5-system-update-beta-previews-dualsense-wireless-controller-pairing-across-multiple-devices/",
      "evidence_state": "historical_announcement",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV064",
      "date": "2025-11-05T18:00:00-08:00",
      "date_precision": "timestamp",
      "event": "Portal cloud launch including selected owned PS5 games",
      "meaning": "Same instant as November 6 02:00 GMT; Premium and country conditions.",
      "region": "Eligible Portal users",
      "source_ids": "N22",
      "source_urls": "https://blog.playstation.com/2025/11/05/cloud-streaming-officially-arrives-on-playstation-portal-today-with-new-support-for-digital-ps5-games-in-your-library/",
      "evidence_state": "historical_announcement",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV065",
      "date": "2026-07-01",
      "date_precision": "day",
      "event": "New legacy Store closure announcement",
      "meaning": "Country/platform phases announced; Mexico regional notice conflicts.",
      "region": "PS3/Vita",
      "source_ids": "N03;N05",
      "source_urls": "https://blog.playstation.com/2026/07/01/an-update-on-playstation-store-for-ps3-and-ps-vita/;https://www.playstation.com/es-mx/support/important-notice/",
      "evidence_state": "current_announcement",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV066",
      "date": "2026-08",
      "date_precision": "month",
      "event": "First announced PS3 closure window elapsed",
      "meaning": "Mexico, Honduras, Nicaragua; implementation not verified here.",
      "region": "Three named countries, PS3 only",
      "source_ids": "N03;N05",
      "source_urls": "https://blog.playstation.com/2026/07/01/an-update-on-playstation-store-for-ps3-and-ps-vita/;https://www.playstation.com/es-mx/support/important-notice/",
      "evidence_state": "elapsed_unverified",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV067",
      "date": "2026-late",
      "date_precision": "window",
      "event": "Further PS3 countries planned",
      "meaning": "Latin American/Middle Eastern scope described but no country list supplied.",
      "region": "Unnamed countries",
      "source_ids": "N03",
      "source_urls": "https://blog.playstation.com/2026/07/01/an-update-on-playstation-store-for-ps3-and-ps-vita/",
      "evidence_state": "future_announcement",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV068",
      "date": "2027-07",
      "date_precision": "month",
      "event": "Remaining legacy Store phase planned",
      "meaning": "PS3 and Vita in other countries; local Mexico notice also says July 2027.",
      "region": "As scoped in sources",
      "source_ids": "N03;N04;N05",
      "source_urls": "https://blog.playstation.com/2026/07/01/an-update-on-playstation-store-for-ps3-and-ps-vita/;https://www.playstation.com/en-us/support/important-notice/;https://www.playstation.com/es-mx/support/important-notice/",
      "evidence_state": "future_announcement",
      "accessed_at": "2026-09-11"
    },
    {
      "event_id": "EV069",
      "date": "2028-01",
      "date_precision": "month",
      "event": "New-release disc-production policy planned",
      "meaning": "Existing releases/discs not declared unusable.",
      "region": "Announcement scope only",
      "source_ids": "N09",
      "source_urls": "https://blog.playstation.com/2026/07/01/physical-disc-production-ending-in-january-2028-for-new-games-releasing-on-playstation-consoles",
      "evidence_state": "future_announcement",
      "accessed_at": "2026-09-11"
    }
  ],
  "sources": {
    "H01": {
      "title": "Preserved firmware inventory: ps3",
      "original_url": "https://darthsternie.net/ps3-firmwares/",
      "publisher": "Darthsternie's Firmware Archive",
      "type": "Preservation operator inventory",
      "publication_date": null,
      "accessed_at": "2026-09-11",
      "claims_supported": "The operator catalogs these version labels. Not Sony confirmation of release dates, changes or file authenticity.",
      "limitations": "No binaries fetched or tested. Retail availability, factory/disc distribution and model applicability are not established by a catalog label.",
      "retrieval_status": "Metadata table read; only normal firmware sections selected."
    },
    "H02": {
      "title": "Preserved firmware inventory: ps4",
      "original_url": "https://darthsternie.net/ps4-firmwares/",
      "publisher": "Darthsternie's Firmware Archive",
      "type": "Preservation operator inventory",
      "publication_date": null,
      "accessed_at": "2026-09-11",
      "claims_supported": "The operator catalogs these version labels. Not Sony confirmation of release dates, changes or file authenticity.",
      "limitations": "No binaries fetched or tested. Retail availability, factory/disc distribution and model applicability are not established by a catalog label.",
      "retrieval_status": "Metadata table read; only normal firmware sections selected."
    },
    "H05": {
      "title": "Preserved firmware inventory: psp",
      "original_url": "https://darthsternie.net/psp-firmwares/",
      "publisher": "Darthsternie's Firmware Archive",
      "type": "Preservation operator inventory",
      "publication_date": null,
      "accessed_at": "2026-09-11",
      "claims_supported": "The operator catalogs these version labels. Not Sony confirmation of release dates, changes or file authenticity.",
      "limitations": "No binaries fetched or tested. Retail availability, factory/disc distribution and model applicability are not established by a catalog label.",
      "retrieval_status": "Metadata table read; only normal firmware sections selected."
    },
    "H03": {
      "title": "Preserved firmware inventory: ps5",
      "original_url": "https://darthsternie.net/ps5-firmwares/",
      "publisher": "Darthsternie's Firmware Archive",
      "type": "Preservation operator inventory",
      "publication_date": null,
      "accessed_at": "2026-09-11",
      "claims_supported": "The operator catalogs these version labels. Not Sony confirmation of release dates, changes or file authenticity.",
      "limitations": "No binaries fetched or tested. Retail availability, factory/disc distribution and model applicability are not established by a catalog label.",
      "retrieval_status": "Metadata table read; only normal firmware sections selected."
    },
    "H06": {
      "source_id": "H06",
      "title": "Tomb Raider",
      "publisher": "The Strong National Museum of Play",
      "publication_date": null,
      "original_url": "https://www.museumofplay.org/games/tomb-raider/",
      "retrieved_url": "https://www.museumofplay.org/games/tomb-raider/",
      "accessed_at": "2026-09-11",
      "type": "Independent reporting or research",
      "retrieval_status": "Read in this research; historical source scope retained",
      "claims_supported": "Game history; character and representation context",
      "limitations": "Original research/reporting has its stated date, scope and method; not a substitute for current support.",
      "last_attempt_at": "2026-09-11"
    },
    "H07": {
      "source_id": "H07",
      "title": "Platinum Titles",
      "publisher": "Capcom",
      "publication_date": null,
      "original_url": "https://www.capcom.co.jp/ir/english/business/million.html",
      "retrieved_url": "https://www.capcom.co.jp/ir/english/business/million.html",
      "accessed_at": "2026-09-11",
      "type": "Publisher corporate data",
      "retrieval_status": "Read in this research; historical source scope retained",
      "claims_supported": "Publisher-specific game release and sales records",
      "limitations": "Original research/reporting has its stated date, scope and method; not a substitute for current support.",
      "last_attempt_at": "2026-09-11"
    },
    "H04": {
      "title": "Preserved firmware inventory: vita",
      "original_url": "https://darthsternie.net/ps-vita-firmwares/",
      "publisher": "Darthsternie's Firmware Archive",
      "type": "Preservation operator inventory",
      "publication_date": null,
      "accessed_at": "2026-09-11",
      "claims_supported": "The operator catalogs these version labels. Not Sony confirmation of release dates, changes or file authenticity.",
      "limitations": "No binaries fetched or tested. Retail availability, factory/disc distribution and model applicability are not established by a catalog label.",
      "retrieval_status": "Metadata table read; only normal firmware sections selected."
    },
    "H09": {
      "source_id": "H09",
      "title": "2000: PlayStation 2 and PSP",
      "publisher": "Sony Interactive Entertainment",
      "publication_date": null,
      "original_url": "https://www.playstation.com/en-us/playstation-history/2000-ps2-psp/",
      "retrieved_url": "https://www.playstation.com/en-us/playstation-history/2000-ps2-psp/",
      "accessed_at": "2026-09-11",
      "type": "Corporate primary / retrospective",
      "retrieval_status": "Read in this research; historical source scope retained",
      "claims_supported": "PS2 chronology, games and peripheral history; PSP date conflict",
      "limitations": "PSP Japan launch displayed as 2004-12-11, conflicting with the seed and contemporary WIRED report (2004-12-12). Do not silently resolve.",
      "last_attempt_at": "2026-09-11"
    },
    "H10": {
      "source_id": "H10",
      "title": "Grand Theft Auto III",
      "publisher": "The Strong National Museum of Play",
      "publication_date": "2021-08-20",
      "original_url": "https://www.museumofplay.org/games/grand-theft-auto-iii/",
      "retrieved_url": "https://www.museumofplay.org/games/grand-theft-auto-iii/",
      "accessed_at": "2026-09-11",
      "type": "Independent reporting or research",
      "retrieval_status": "Read in this research; historical source scope retained",
      "claims_supported": "Museum interpretation of open-world popularization",
      "limitations": "Original research/reporting has its stated date, scope and method; not a substitute for current support.",
      "last_attempt_at": "2026-09-11"
    },
    "H11": {
      "source_id": "H11",
      "title": "PSP Sales Top 10 Million in Japan",
      "publisher": "WIRED",
      "publication_date": "2008-08-27",
      "original_url": "https://www.wired.com/2008/08/psp-sales-top-1/",
      "retrieved_url": "https://www.wired.com/2008/08/psp-sales-top-1/",
      "accessed_at": "2026-09-11",
      "type": "Independent reporting or research",
      "retrieval_status": "Read in this research; historical source scope retained",
      "claims_supported": "PSP December 12, 2004 launch and regional commercial context",
      "limitations": "Original research/reporting has its stated date, scope and method; not a substitute for current support.",
      "last_attempt_at": "2026-09-11"
    },
    "H12": {
      "source_id": "H12",
      "title": "2006: PlayStation 3 and PS Vita",
      "publisher": "Sony Interactive Entertainment",
      "publication_date": null,
      "original_url": "https://www.playstation.com/en-us/playstation-history/2007-ps3-ps-vita/",
      "retrieved_url": "https://www.playstation.com/en-us/playstation-history/2007-ps3-ps-vita/",
      "accessed_at": "2026-09-11",
      "type": "Corporate primary / retrospective",
      "retrieval_status": "Read in this research; historical source scope retained",
      "claims_supported": "PS3 and Vita historical overview",
      "limitations": "Corporate retrospectives and announcements are not independent evidence of motives or outcomes. Historical offers are not automatically current rules.",
      "last_attempt_at": "2026-09-11"
    },
    "H13": {
      "source_id": "H13",
      "title": "Lower PS3 Price for Japan, HDMI for All Models",
      "publisher": "WIRED",
      "publication_date": "2006-09-22",
      "original_url": "https://www.wired.com/2006/09/lower-ps3-price/",
      "retrieved_url": "https://www.wired.com/2006/09/lower-ps3-price/",
      "accessed_at": "2026-09-11",
      "type": "Independent reporting or research",
      "retrieval_status": "Read in this research",
      "claims_supported": "Contemporaneous PS3 pricing context",
      "limitations": "Contemporary reporting; historical nominal prices, not current retail quotations or an explanation of all commercial outcomes.",
      "last_attempt_at": "2026-09-11"
    },
    "H17": {
      "source_id": "H17",
      "title": "PS3 Firmware (v3.21) Update",
      "publisher": "PlayStation.Blog",
      "publication_date": "2010-03-28",
      "original_url": "https://blog.playstation.com/2010/03/28/ps3-firmware-v3-21-update/",
      "retrieved_url": "https://blog.playstation.com/2010/03/28/ps3-firmware-v3-21-update/",
      "accessed_at": "2026-09-11",
      "type": "Corporate primary / retrospective",
      "retrieval_status": "Read in this research; historical source scope retained",
      "claims_supported": "OtherOS removal announcement and stated consequences",
      "limitations": "Corporate retrospectives and announcements are not independent evidence of motives or outcomes. Historical offers are not automatically current rules.",
      "last_attempt_at": "2026-09-11"
    },
    "H16": {
      "source_id": "H16",
      "title": "PlayStation Plus: Your Questions Answered",
      "publisher": "PlayStation.Blog",
      "publication_date": "2010-06-24",
      "original_url": "https://blog.playstation.com/2010/06/24/playstation-plus-your-questions-answered/",
      "retrieved_url": "https://blog.playstation.com/2010/06/24/playstation-plus-your-questions-answered/",
      "accessed_at": "2026-09-11",
      "type": "Corporate primary / retrospective",
      "retrieval_status": "Read in this research; historical source scope retained",
      "claims_supported": "Original Plus launch and entitlement distinctions",
      "limitations": "Corporate retrospectives and announcements are not independent evidence of motives or outcomes. Historical offers are not automatically current rules.",
      "last_attempt_at": "2026-09-11"
    },
    "H18": {
      "source_id": "H18",
      "title": "Update on PlayStation Network and Qriocity",
      "publisher": "PlayStation.Blog",
      "publication_date": "2011-04-26",
      "original_url": "https://blog.playstation.com/2011/04/26/update-on-playstation-network-and-qriocity/",
      "retrieved_url": "https://blog.playstation.com/2011/04/26/update-on-playstation-network-and-qriocity/",
      "accessed_at": "2026-09-11",
      "type": "Corporate primary / retrospective",
      "retrieval_status": "Read in this research; historical source scope retained",
      "claims_supported": "Disclosure at that date; intrusion window and uncertainty about credit cards",
      "limitations": "Corporate retrospectives and announcements are not independent evidence of motives or outcomes. Historical offers are not automatically current rules.",
      "last_attempt_at": "2026-09-11"
    },
    "H19": {
      "source_id": "H19",
      "title": "PS Vita: The Ultimate FAQ",
      "publisher": "PlayStation.Blog",
      "publication_date": "2012-02-16",
      "original_url": "https://blog.playstation.com/2012/02/16/ps-vita-the-ultimate-faq/",
      "retrieved_url": "https://blog.playstation.com/2012/02/16/ps-vita-the-ultimate-faq/",
      "accessed_at": "2026-09-11",
      "type": "Corporate primary / retrospective",
      "retrieval_status": "Read in this research; historical source scope retained",
      "claims_supported": "Launch configuration, memory-card pricing and selected compatibility",
      "limitations": "Corporate retrospectives and announcements are not independent evidence of motives or outcomes. Historical offers are not automatically current rules.",
      "last_attempt_at": "2026-09-11"
    },
    "H14": {
      "source_id": "H14",
      "title": "PS4: The Ultimate FAQ — North America",
      "publisher": "PlayStation.Blog",
      "publication_date": "2013-10-30; subsequently updated",
      "original_url": "https://blog.playstation.com/2013/10/30/ps4-the-ultimate-faq-north-america/",
      "retrieved_url": "https://blog.playstation.com/2013/10/30/ps4-the-ultimate-faq-north-america/",
      "accessed_at": "2026-09-11",
      "type": "Corporate primary / retrospective",
      "retrieval_status": "Read in this research; historical source scope retained",
      "claims_supported": "PS4 launch, design and original access rules",
      "limitations": "Corporate retrospectives and announcements are not independent evidence of motives or outcomes. Historical offers are not automatically current rules.",
      "last_attempt_at": "2026-09-11"
    },
    "H21": {
      "source_id": "H21",
      "title": "2013: PlayStation 4 and PlayStation VR",
      "publisher": "Sony Interactive Entertainment",
      "publication_date": null,
      "original_url": "https://www.playstation.com/en-us/playstation-history/2013-ps4-ps-vr/",
      "retrieved_url": "https://www.playstation.com/en-us/playstation-history/2013-ps4-ps-vr/",
      "accessed_at": "2026-09-11",
      "type": "Corporate primary / retrospective",
      "retrieval_status": "Read in this research; historical source scope retained",
      "claims_supported": "Generation chronology, selected games and original PS VR",
      "limitations": "Corporate retrospectives and announcements are not independent evidence of motives or outcomes. Historical offers are not automatically current rules.",
      "last_attempt_at": "2026-09-11"
    },
    "H24": {
      "source_id": "H24",
      "title": "PS4 Pro: The Ultimate FAQ",
      "publisher": "PlayStation.Blog",
      "publication_date": "2016-09-08; subsequently updated",
      "original_url": "https://blog.playstation.com/2016/09/08/ps4-pro-the-ultimate-faq/",
      "retrieved_url": "https://blog.playstation.com/2016/09/08/ps4-pro-the-ultimate-faq/",
      "accessed_at": "2026-09-11",
      "type": "Corporate primary / retrospective",
      "retrieval_status": "Read in this research; historical source scope retained",
      "claims_supported": "Launch price, shared library and enhancement conditions",
      "limitations": "Corporate retrospectives and announcements are not independent evidence of motives or outcomes. Historical offers are not automatically current rules.",
      "last_attempt_at": "2026-09-11"
    },
    "H33": {
      "source_id": "H33",
      "title": "Hermen Hulst Q&A: Interview with Head of PlayStation’s Worldwide Studios",
      "publisher": "PlayStation.Blog",
      "publication_date": "2020-03-10",
      "original_url": "https://blog.playstation.com/2020/03/10/hermen-hulst-qa-interview-with-head-of-playstations-worldwide-studios/",
      "retrieved_url": "https://blog.playstation.com/2020/03/10/hermen-hulst-qa-interview-with-head-of-playstations-worldwide-studios/",
      "accessed_at": "2026-09-11",
      "type": "Corporate primary / retrospective",
      "retrieval_status": "Read in this research; historical source scope retained",
      "claims_supported": "Horizon PC announcement and then-stated strategy",
      "limitations": "Corporate retrospectives and announcements are not independent evidence of motives or outcomes. Historical offers are not automatically current rules.",
      "last_attempt_at": "2026-09-11"
    },
    "H37": {
      "source_id": "H37",
      "title": "The Last of Us Part II: Accessibility Features Detailed",
      "publisher": "PlayStation.Blog",
      "publication_date": "2020-06-09",
      "original_url": "https://blog.playstation.com/2020/06/09/the-last-of-us-part-ii-accessibility-features-detailed/",
      "retrieved_url": "https://blog.playstation.com/2020/06/09/the-last-of-us-part-ii-accessibility-features-detailed/",
      "accessed_at": "2026-09-11",
      "type": "Corporate primary / retrospective",
      "retrieval_status": "Read in this research; historical source scope retained",
      "claims_supported": "Developer-described accessibility settings, not universal suitability",
      "limitations": "Corporate retrospectives and announcements are not independent evidence of motives or outcomes. Historical offers are not automatically current rules.",
      "last_attempt_at": "2026-09-11"
    },
    "H26": {
      "source_id": "H26",
      "title": "PlayStation 5 Launches in November, Starting at $399 for PS5 Digital Edition, and $499 for PS5 with Ultra HD Blu-ray Disc Drive",
      "publisher": "PlayStation.Blog",
      "publication_date": "2020-09-16; displayed update 2020-09-30",
      "original_url": "https://blog.playstation.com/2020/09/16/playstation-5-launches-in-november-starting-at-399-for-ps5-digital-edition-and-499-for-ps5-with-ultra-hd-blu-ray-disc-drive/",
      "retrieved_url": "https://blog.playstation.com/2020/09/16/playstation-5-launches-in-november-starting-at-399-for-ps5-digital-edition-and-499-for-ps5-with-ultra-hd-blu-ray-disc-drive/",
      "accessed_at": "2026-09-11",
      "type": "Corporate primary / retrospective",
      "retrieval_status": "Read in this research; historical source scope retained",
      "claims_supported": "2020 regional launch, historical prices and cross-generation games",
      "limitations": "Corporate retrospectives and announcements are not independent evidence of motives or outcomes. Historical offers are not automatically current rules.",
      "last_attempt_at": "2026-09-11"
    },
    "H40": {
      "source_id": "H40",
      "title": "PlayStation Store on PS3 and PS Vita Will Continue Operations",
      "publisher": "PlayStation.Blog",
      "publication_date": "2021-04-19",
      "original_url": "https://blog.playstation.com/2021/04/19/playstation-store-on-ps3-and-ps-vita-will-continue-operations/",
      "retrieved_url": "https://blog.playstation.com/2021/04/19/playstation-store-on-ps3-and-ps-vita-will-continue-operations/",
      "accessed_at": "2026-09-11",
      "type": "Corporate primary / retrospective",
      "retrieval_status": "Read in this research; historical source scope retained",
      "claims_supported": "2021 reversal and then-planned PSP commerce end",
      "limitations": "Corporate retrospectives and announcements are not independent evidence of motives or outcomes. Historical offers are not automatically current rules.",
      "last_attempt_at": "2026-09-11"
    },
    "N04": {
      "source_id": "N04",
      "title": "Important notices (United States)",
      "publisher": "Sony Interactive Entertainment",
      "publication_date": null,
      "original_url": "https://www.playstation.com/en-us/support/important-notice/",
      "retrieved_url": "https://www.playstation.com/en-us/support/important-notice/",
      "accessed_at": "2026-09-11",
      "type": "Official primary",
      "retrieval_status": "Read in this research",
      "claims_supported": "Regional July 2027 notice; PSP commerce July 6 2021; payment and device/transfer limitations; PS Camera adapter notice",
      "limitations": "Undated living regional notice; individual online services remain separate; not proof of all-world implementation.",
      "last_attempt_at": "2026-09-11"
    },
    "H34": {
      "source_id": "H34",
      "title": "Bungie Is Joining PlayStation",
      "publisher": "PlayStation.Blog",
      "publication_date": "2022-01-31",
      "original_url": "https://blog.playstation.com/2022/01/31/bungie-is-joining-playstation/",
      "retrieved_url": "https://blog.playstation.com/2022/01/31/bungie-is-joining-playstation/",
      "accessed_at": "2026-09-11",
      "type": "Corporate primary / retrospective",
      "retrieval_status": "Read in this research; historical source scope retained",
      "claims_supported": "Acquisition announcement and stated multiplatform intent, not completion",
      "limitations": "Corporate retrospectives and announcements are not independent evidence of motives or outcomes. Historical offers are not automatically current rules.",
      "last_attempt_at": "2026-09-11"
    },
    "N19": {
      "source_id": "N19",
      "title": "Variable Refresh Rate support for PS5 is rolling out this week",
      "publisher": "Sony Interactive Entertainment / PlayStation.Blog",
      "publication_date": "2022-04-25",
      "original_url": "https://blog.playstation.com/2022/04/25/variable-refresh-rate-support-for-ps5-is-rolling-out-this-week/",
      "retrieved_url": "https://blog.playstation.com/2022/04/25/variable-refresh-rate-support-for-ps5-is-rolling-out-this-week/",
      "accessed_at": "2026-09-11",
      "type": "Official primary",
      "retrieval_status": "Read in this research",
      "claims_supported": "VRR rollout window; compatible HDMI 2.1 VRR displays; supported/unsupported-game option",
      "limitations": "No exact firmware identifier or universal frame-rate improvement established.",
      "last_attempt_at": "2026-09-11"
    },
    "H32": {
      "source_id": "H32",
      "title": "All-new PlayStation Plus Launches in June with 700+ Games and More Value Than Ever",
      "publisher": "PlayStation.Blog",
      "publication_date": "2022-03-29; updated 2022-05-16",
      "original_url": "https://blog.playstation.com/2022/03/29/all-new-playstation-plus-launches-in-june-with-700-games-and-more-value-than-ever/",
      "retrieved_url": "https://blog.playstation.com/2022/03/29/all-new-playstation-plus-launches-in-june-with-700-games-and-more-value-than-ever/",
      "accessed_at": "2026-09-11",
      "type": "Corporate primary / retrospective",
      "retrieval_status": "Read in this research; historical source scope retained",
      "claims_supported": "2022 tier transition, regional Deluxe alternative and streaming distinction",
      "limitations": "Corporate retrospectives and announcements are not independent evidence of motives or outcomes. Historical offers are not automatically current rules.",
      "last_attempt_at": "2026-09-11"
    },
    "H25": {
      "source_id": "H25",
      "title": "PlayStation VR2 Launches in February at $549.99",
      "publisher": "PlayStation.Blog",
      "publication_date": "2022-11-02",
      "original_url": "https://blog.playstation.com/2022/11/02/playstation-vr2-launches-in-february-at-549-99/",
      "retrieved_url": "https://blog.playstation.com/2022/11/02/playstation-vr2-launches-in-february-at-549-99/",
      "accessed_at": "2026-09-11",
      "type": "Corporate primary / retrospective",
      "retrieval_status": "Read in this research; historical source scope retained",
      "claims_supported": "PS VR2 announced launch date and price, not current requirements on every platform",
      "limitations": "Corporate retrospectives and announcements are not independent evidence of motives or outcomes. Historical offers are not automatically current rules.",
      "last_attempt_at": "2026-09-11"
    },
    "N17": {
      "source_id": "N17",
      "title": "New look for PS5 console this holiday season",
      "publisher": "Sony Interactive Entertainment / PlayStation.Blog",
      "publication_date": "2023-10-10",
      "original_url": "https://blog.playstation.com/2023/10/10/new-look-for-ps5-console-this-holiday-season/",
      "retrieved_url": "https://blog.playstation.com/2023/10/10/new-look-for-ps5-console-this-holiday-season/",
      "accessed_at": "2026-09-11",
      "type": "Official primary",
      "retrieval_status": "Read in this research",
      "claims_supported": "2023 smaller design, both launch variants 1TB; US November 2023 window; historical regional prices; optional drive",
      "limitations": "Do not project 2023 1TB Digital specification onto CFI-2115 Digital (825GB). Prices historical, not current quotations.",
      "last_attempt_at": "2026-09-11"
    },
    "H30": {
      "source_id": "H30",
      "title": "2020: PlayStation 5 and PlayStation VR2",
      "publisher": "Sony Interactive Entertainment",
      "publication_date": null,
      "original_url": "https://www.playstation.com/en-us/playstation-history/2020-ps5-ps-vr2/",
      "retrieved_url": "https://www.playstation.com/en-us/playstation-history/2020-ps5-ps-vr2/",
      "accessed_at": "2026-09-11",
      "type": "Corporate primary / retrospective",
      "retrieval_status": "Read in this research; historical source scope retained",
      "claims_supported": "PS5-era history and Portal’s initial role",
      "limitations": "Corporate retrospectives and announcements are not independent evidence of motives or outcomes. Historical offers are not automatically current rules.",
      "last_attempt_at": "2026-09-11"
    },
    "H38": {
      "source_id": "H38",
      "title": "Access Controller for PS5 Launches Globally on December 6",
      "publisher": "PlayStation.Blog",
      "publication_date": "2023-07-13",
      "original_url": "https://blog.playstation.com/2023/07/13/access-controller-for-ps5-launches-globally-on-december-6/",
      "retrieved_url": "https://blog.playstation.com/2023/07/13/access-controller-for-ps5-launches-globally-on-december-6/",
      "accessed_at": "2026-09-11",
      "type": "Corporate primary / retrospective",
      "retrieval_status": "Read in this research; historical source scope retained",
      "claims_supported": "Announced controller launch and configuration",
      "limitations": "Corporate retrospectives and announcements are not independent evidence of motives or outcomes. Historical offers are not automatically current rules.",
      "last_attempt_at": "2026-09-11"
    },
    "N38": {
      "source_id": "N38",
      "title": "An Update on The Last of Us Online",
      "publisher": "Naughty Dog",
      "publication_date": "2023-12-14",
      "original_url": "https://www.naughtydog.com/blog/an_update_on_the_last_of_us_online",
      "retrieved_url": "https://www.naughtydog.com/blog/an_update_on_the_last_of_us_online",
      "accessed_at": "2026-09-11",
      "type": "Official primary",
      "retrieval_status": "Read in this research",
      "claims_supported": "Development stopped; studio explanation of post-launch resource tradeoff",
      "limitations": "Company explanation, not proof that this was the only possible strategy. Supersedes N34’s undated upcoming-multiplayer sentence.",
      "last_attempt_at": "2026-09-11"
    },
    "N35": {
      "source_id": "N35",
      "title": "The Last of Us Part II Remastered",
      "publisher": "Sony Interactive Entertainment",
      "publication_date": null,
      "original_url": "https://www.playstation.com/en-us/games/the-last-of-us-part-ii-remastered/",
      "retrieved_url": "https://www.playstation.com/en-us/games/the-last-of-us-part-ii-remastered/",
      "accessed_at": "2026-09-11",
      "type": "Official primary",
      "retrieval_status": "Read in this research",
      "claims_supported": "PS5 January 19 2024 release; paid upgrade; original PS4 disc required; feature scope",
      "limitations": "Regional/current price must be checked at transaction. Disc-free wording must be read with attachable-drive support N12.",
      "last_attempt_at": "2026-09-11"
    },
    "N37": {
      "source_id": "N37",
      "title": "The Last of Us Part II Remastered coming to PS5 on January 19, 2024",
      "publisher": "Naughty Dog / PlayStation.Blog",
      "publication_date": "2023-11-17; updated 2023-11-20",
      "original_url": "https://blog.playstation.com/2023/11/17/the-last-of-us-part-ii-remastered-coming-to-ps5-on-january-19-2024/",
      "retrieved_url": "https://blog.playstation.com/2023/11/17/the-last-of-us-part-ii-remastered-coming-to-ps5-on-january-19-2024/",
      "accessed_at": "2026-09-11",
      "type": "Official primary",
      "retrieval_status": "Read in this research",
      "claims_supported": "Save import; historical US $10 upgrade; No Return/Lost Levels; disc requirement",
      "limitations": "Historical price not a current checkout quotation; unfinished Lost Levels are not a separate complete campaign.",
      "last_attempt_at": "2026-09-11"
    },
    "H36": {
      "source_id": "H36",
      "title": "Difficult News About Our Workforce",
      "publisher": "Sony Interactive Entertainment",
      "publication_date": "2024-02-27",
      "original_url": "https://sonyinteractive.com/en/news/blog/difficult-news-about-our-workforce/",
      "retrieved_url": "https://sonyinteractive.com/en/news/blog/difficult-news-about-our-workforce/",
      "accessed_at": "2026-09-11",
      "type": "Corporate primary / retrospective",
      "retrieval_status": "Read in this research; historical source scope retained",
      "claims_supported": "Proposed approximately 900 / 8% reductions and management explanation",
      "limitations": "Corporate retrospectives and announcements are not independent evidence of motives or outcomes. Historical offers are not automatically current rules.",
      "last_attempt_at": "2026-09-11"
    },
    "N32": {
      "source_id": "N32",
      "title": "PS VR2 PC adapter availability",
      "publisher": "Sony Interactive Entertainment / PlayStation.Blog",
      "publication_date": "2024-06-03; updated 2024-08-07",
      "original_url": "https://blog.playstation.com/2024/06/03/playstation-vr2-players-can-access-games-on-pc-with-adapter-starting-on-august-7/",
      "retrieved_url": "https://blog.playstation.com/2024/06/03/playstation-vr2-players-can-access-games-on-pc-with-adapter-starting-on-august-7/",
      "accessed_at": "2026-09-11",
      "type": "Official primary",
      "retrieval_status": "Read in this research",
      "claims_supported": "PC route August 7; adapter/DisplayPort/SteamVR requirements; features absent on PC",
      "limitations": "Original PC requirements are dated; do not recommend an unsupported OS in 2026 from 2024 specifications.",
      "last_attempt_at": "2026-09-11"
    },
    "H35": {
      "source_id": "H35",
      "title": "An Important Update on Concord",
      "publisher": "PlayStation.Blog",
      "publication_date": "2024-09-03",
      "original_url": "https://blog.playstation.com/2024/09/03/an-important-update-on-concord/",
      "retrieved_url": "https://blog.playstation.com/2024/09/03/an-important-update-on-concord/",
      "accessed_at": "2026-09-11",
      "type": "Corporate primary / retrospective",
      "retrieval_status": "Read in this research; historical source scope retained",
      "claims_supported": "Announced September 6 shutdown, sales cessation and refunds",
      "limitations": "Corporate retrospectives and announcements are not independent evidence of motives or outcomes. Historical offers are not automatically current rules.",
      "last_attempt_at": "2026-09-11"
    },
    "N18": {
      "source_id": "N18",
      "title": "PS5 update: Welcome hub, Party Share, personalized 3D audio and adaptive charging",
      "publisher": "Sony Interactive Entertainment / PlayStation.Blog",
      "publication_date": "2024-09-12",
      "original_url": "https://blog.playstation.com/2024/09/12/ps5-system-update-adds-welcome-hub-party-share-personalized-3d-audio-profiles-adaptive-controller-charging-and-more/",
      "retrieved_url": "https://blog.playstation.com/2024/09/12/ps5-system-update-adds-welcome-hub-party-share-personalized-3d-audio-profiles-adaptive-controller-charging-and-more/",
      "accessed_at": "2026-09-11",
      "type": "Official primary",
      "retrieval_status": "Read in this research",
      "claims_supported": "Feature rollout and geographic stages; adaptive charging models/accessories",
      "limitations": "Announcement ties features to a rollout, not a universal same-day activation for all users.",
      "last_attempt_at": "2026-09-11"
    },
    "N40": {
      "source_id": "N40",
      "title": "An Update from PlayStation Studios",
      "publisher": "Sony Interactive Entertainment",
      "publication_date": "2024-10-29",
      "original_url": "https://sonyinteractive.com/en/news/blog/an-update-from-playstation-studios/",
      "retrieved_url": "https://sonyinteractive.com/en/news/blog/an-update-from-playstation-studios/",
      "accessed_at": "2026-09-11",
      "type": "Official primary",
      "retrieval_status": "Read in this research",
      "claims_supported": "Firewalk and Neon Koi closure decisions; Concord permanently sunset; canceled mobile project",
      "limitations": "Management rationale is not independent evidence that closures were unavoidable.",
      "last_attempt_at": "2026-09-11"
    },
    "H29": {
      "source_id": "H29",
      "title": "Welcome PlayStation 5 Pro, the Most Visually Impressive Way to Play Games on PlayStation",
      "publisher": "PlayStation.Blog",
      "publication_date": "2024-09-10",
      "original_url": "https://blog.playstation.com/2024/09/10/welcome-playstation-5-pro-the-most-visually-impressive-way-to-play-games-on-playstation/",
      "retrieved_url": "https://blog.playstation.com/2024/09/10/welcome-playstation-5-pro-the-most-visually-impressive-way-to-play-games-on-playstation/",
      "accessed_at": "2026-09-11",
      "type": "Corporate primary / retrospective",
      "retrieval_status": "Read in this research; historical source scope retained",
      "claims_supported": "Pro launch configuration, price and stated rendering changes",
      "limitations": "Corporate retrospectives and announcements are not independent evidence of motives or outcomes. Historical offers are not automatically current rules.",
      "last_attempt_at": "2026-09-11"
    },
    "N20": {
      "source_id": "N20",
      "title": "Audio Focus and return of classic console UI customizations",
      "publisher": "Sony Interactive Entertainment / PlayStation.Blog",
      "publication_date": "2025-04-23",
      "original_url": "https://blog.playstation.com/2025/04/23/new-ps5-system-software-update-features-audio-focus-and-the-return-of-the-classic-console-ui-customizations/",
      "retrieved_url": "https://blog.playstation.com/2025/04/23/new-ps5-system-software-update-features-audio-focus-and-the-return-of-the-classic-console-ui-customizations/",
      "accessed_at": "2026-09-11",
      "type": "Official primary",
      "retrieval_status": "Read in this research",
      "claims_supported": "Rollout begins April 24; four Audio Focus presets; headphones only; classic themes",
      "limitations": "Article publication differs from rollout start; correspondence to version notes is feature alignment, not explicit version-date assignment.",
      "last_attempt_at": "2026-09-11"
    },
    "N21": {
      "source_id": "N21",
      "title": "DualSense multi-device pairing and Power Saver: beta announcement with rollout update",
      "publisher": "Sony Interactive Entertainment / PlayStation.Blog",
      "publication_date": "2025-07-23; updated 2025-09-16",
      "original_url": "https://blog.playstation.com/2025/07/23/new-ps5-system-update-beta-previews-dualsense-wireless-controller-pairing-across-multiple-devices/",
      "retrieved_url": "https://blog.playstation.com/2025/07/23/new-ps5-system-update-beta-previews-dualsense-wireless-controller-pairing-across-multiple-devices/",
      "accessed_at": "2026-09-11",
      "type": "Official primary",
      "retrieval_status": "Read in this research",
      "claims_supported": "Global rollout September 17; four controller pairing slots; supported-game Power Saver",
      "limitations": "July date is beta announcement, not global launch. Future example support at announcement is not verified current title eligibility.",
      "last_attempt_at": "2026-09-11"
    },
    "N22": {
      "source_id": "N22",
      "title": "Cloud streaming arrives on PlayStation Portal with owned digital PS5 games",
      "publisher": "Sony Interactive Entertainment / PlayStation.Blog",
      "publication_date": "2025-11-05",
      "original_url": "https://blog.playstation.com/2025/11/05/cloud-streaming-officially-arrives-on-playstation-portal-today-with-new-support-for-digital-ps5-games-in-your-library/",
      "retrieved_url": "https://blog.playstation.com/2025/11/05/cloud-streaming-officially-arrives-on-playstation-portal-today-with-new-support-for-digital-ps5-games-in-your-library/",
      "accessed_at": "2026-09-11",
      "type": "Official primary",
      "retrieval_status": "Read in this research",
      "claims_supported": "November 5 18:00 PT / November 6 02:00 GMT rollout; selected owned PS5 games; Premium; independent of own PS5",
      "limitations": "Selected games and country/account conditions; does not make PS4 or PS3 cloud-playable on Portal.",
      "last_attempt_at": "2026-09-11"
    },
    "N03": {
      "source_id": "N03",
      "title": "An update on PlayStation Store for PS3 and PS Vita",
      "publisher": "Sony Interactive Entertainment / PlayStation.Blog",
      "publication_date": "2026-07-01",
      "original_url": "https://blog.playstation.com/2026/07/01/an-update-on-playstation-store-for-ps3-and-ps-vita/",
      "retrieved_url": "https://blog.playstation.com/2026/07/01/an-update-on-playstation-store-for-ps3-and-ps-vita/",
      "accessed_at": "2026-09-11",
      "type": "Official primary",
      "retrieval_status": "Read in this research",
      "claims_supported": "Announced Mexico/Honduras/Nicaragua August 2026 PS3 phase; unnamed later regions; July 2027 remainder; redownload statement",
      "limitations": "Future/elapsed announcement, not observed implementation; Mexico schedule conflicts with N05. Later-2026 countries are not named in the retrieved original.",
      "last_attempt_at": "2026-09-11"
    },
    "N05": {
      "source_id": "N05",
      "title": "Avisos importantes (México)",
      "publisher": "Sony Interactive Entertainment",
      "publication_date": null,
      "original_url": "https://www.playstation.com/es-mx/support/important-notice/",
      "retrieved_url": "https://www.playstation.com/es-mx/support/important-notice/",
      "accessed_at": "2026-09-11",
      "type": "Official primary",
      "retrieval_status": "Read in this research",
      "claims_supported": "Mexico-localized notice says July 2027 for PS3 and Vita; current contradiction with N03",
      "limitations": "Publication/update date not supplied; locality does not establish precedence over the July 1 announcement. No console purchase test.",
      "last_attempt_at": "2026-09-11"
    },
    "N09": {
      "source_id": "N09",
      "title": "Physical disc production ending in January 2028 for new games releasing on PlayStation consoles",
      "publisher": "Sony Interactive Entertainment / PlayStation.Blog",
      "publication_date": "2026-07-01",
      "original_url": "https://blog.playstation.com/2026/07/01/physical-disc-production-ending-in-january-2028-for-new-games-releasing-on-playstation-consoles",
      "retrieved_url": "https://blog.playstation.com/2026/07/01/physical-disc-production-ending-in-january-2028-for-new-games-releasing-on-playstation-consoles",
      "accessed_at": "2026-09-11",
      "type": "Official primary",
      "retrieval_status": "Read in this research",
      "claims_supported": "Announced future new-release disc-production policy; existing/pre-2028 releases distinguished",
      "limitations": "Future announcement, not completed transition or a technical statement that existing discs stop working. No exact January day inferred.",
      "last_attempt_at": "2026-09-11"
    }
  }
}