{
  "research_date": "2026-09-11",
  "scope": "Documentary research snapshot; unknown values remain null. Not live availability or account testing.",
  "records": [
    {
      "platform": "PS Vita / PS TV",
      "version": "3.74",
      "change": "Device-password sign-in; browser-based account management.",
      "release_date": "2022-05-10",
      "date_note": "Explicit release date in source; US/UK date formats reconciled.",
      "source_id": "F06",
      "observed_at": "2026-09-11"
    },
    {
      "platform": "PS Vita / PS TV",
      "version": "3.73",
      "change": "Performance maintenance.",
      "release_date": null,
      "date_note": "Exact release date not supplied by the retained notes.",
      "source_id": "F06",
      "observed_at": "2026-09-11"
    }
  ],
  "sources": {
    "F06": {
      "title": "PS Vita and PS TV system-software update",
      "original_url": "https://www.playstation.com/en-us/support/hardware/psvita/system-software/",
      "publisher": "Sony Interactive Entertainment / PlayStation",
      "type": "Primary documentation",
      "publication_date": null,
      "accessed_at": "2026-09-11",
      "claims_supported": "3.74 and 3.73; distinct handheld and TV update routes.",
      "limitations": "US 05/10/22 reconciled with UK 10/05/22 as 10 May 2022. Old PC/PS3 methods are documented, not tested today.",
      "retrieval_status": "Read during console-update research on 2026-09-11"
    }
  }
}