{
  "schemaVersion": 1,
  "productId": "qnap-tvs-h474-pt-8g",
  "exactMpn": "TVS-h474-PT-8G-US",
  "runId": "buying-research-full-grok-20260911",
  "recordedAt": "2026-09-11T11:19:23.139728+00:00",
  "subject": {
    "sha256": "4545ef728f967b0587a57e7c5fb60571757037378e5bdeb24ddaa27d2b375a38",
    "hashKind": "research-payload-sha256",
    "algorithm": "SHA-256 of UTF-8 JSON with recursively sorted object keys, no optional whitespace, Unicode unescaped; remove only top-level provenance, reviewedAt, reviewedBy, editorialStatus."
  },
  "actors": [
    {
      "id": "legacy-qnap_research",
      "label": "GPT-5.6 Sol",
      "provider": "openai",
      "model": "gpt-5.6-sol",
      "effort": "xhigh",
      "agentRoleName": "qnap_research",
      "identityBasis": "Verified dispatch model selection and matching dated run report; not a provider-side attestation.",
      "evidenceRefs": [
        "reports/buying-research-all-products-20260910/README.md"
      ]
    },
    {
      "id": "legacy-hdd_research",
      "label": "GPT-5.6 Sol",
      "provider": "openai",
      "model": "gpt-5.6-sol",
      "effort": "xhigh",
      "agentRoleName": "hdd_research",
      "identityBasis": "Verified dispatch model selection and matching dated run report; not a provider-side attestation.",
      "evidenceRefs": [
        "reports/buying-research-all-products-20260910/README.md"
      ]
    },
    {
      "id": "legacy-other_nas_research",
      "label": "GPT-5.6 Sol",
      "provider": "openai",
      "model": "gpt-5.6-sol",
      "effort": "xhigh",
      "agentRoleName": "other_nas_research",
      "identityBasis": "Verified dispatch model selection and matching dated run report; not a provider-side attestation.",
      "evidenceRefs": [
        "reports/buying-research-all-products-20260910/README.md"
      ]
    },
    {
      "id": "legacy-codex-root",
      "label": "GPT-6 (Codex)",
      "provider": "openai",
      "model": null,
      "modelFamily": "GPT-6",
      "effort": null,
      "agentRoleName": "root",
      "identityBasis": "Codex host model family confirmed; exact model variant/effort not preserved in the product audit. Unknown fields remain null.",
      "evidenceRefs": [
        "reports/buying-research-all-products-20260910/README.md",
        "reports/buying-research-all-products-20260910/browser-acceptance.json"
      ]
    },
    {
      "id": "b18-grok",
      "label": "Grok 4.6",
      "provider": "xai",
      "model": "grok-4.6",
      "effort": "xhigh",
      "identityBasis": "Verified execution receipt",
      "sessionId": "01a08f86-04e3-76a3-9de4-5cb689ff27ab"
    },
    {
      "id": "current-codex-root",
      "label": "GPT-6 (Codex)",
      "provider": "openai",
      "modelFamily": "GPT-6",
      "model": null,
      "effort": null,
      "identityBasis": "Host model family confirmed; exact variant and effort not asserted."
    }
  ],
  "events": [
    {
      "id": "legacy-20260910-1",
      "actorId": "legacy-qnap_research",
      "role": "research-and-self-review",
      "scope": "research and self-review",
      "legacyLabel": "/root/qnap_research — research and self-review",
      "reviewedAt": "2026-09-10T02:57:11.326059+00:00",
      "subjectSha256": "79fe9db86a040c1372f6c7bd646d3f6506953f3e097cfc9f0827b2c189f0ff38",
      "subjectHashKind": "raw-file-sha256",
      "recordedAt": "2026-09-11T05:49:51.110527+00:00",
      "status": "historical-record",
      "evidenceRefs": [
        "reports/buying-research-all-products-20260910/editorial-decisions.json"
      ]
    },
    {
      "id": "legacy-20260910-2",
      "actorId": "legacy-codex-root",
      "role": "independent-evidence-review",
      "scope": "independent evidence review",
      "legacyLabel": "/root — independent evidence review",
      "reviewedAt": "2026-09-10T02:57:11.326059+00:00",
      "subjectSha256": "79fe9db86a040c1372f6c7bd646d3f6506953f3e097cfc9f0827b2c189f0ff38",
      "subjectHashKind": "raw-file-sha256",
      "recordedAt": "2026-09-11T05:49:51.110527+00:00",
      "status": "historical-record",
      "evidenceRefs": [
        "reports/buying-research-all-products-20260910/reviews-by-root-qnap/qnap-tvs-h474-pt-8g.json"
      ]
    },
    {
      "actorId": "b18-grok",
      "role": "research-and-self-check",
      "status": "completed",
      "subjectSha256": "83702da54ac82b5ebcf466119c07e8af49c98ba57840bab3ec6cd08f3e1cdc8e",
      "researchedAt": "2026-09-11"
    },
    {
      "actorId": "current-codex-root",
      "role": "editorial-correction",
      "status": "completed",
      "inputSubjectSha256": "83702da54ac82b5ebcf466119c07e8af49c98ba57840bab3ec6cd08f3e1cdc8e",
      "subjectSha256": "4545ef728f967b0587a57e7c5fb60571757037378e5bdeb24ddaa27d2b375a38",
      "changes": [
        {
          "field": "buying conclusion, evidence qualifications, source records and merchant validity",
          "change": "Rewrote buying conclusion around model-specific evidence and limitations, replacing copied hardware boilerplate.; Removed independently confirmed404 manufacturer offer; retained B&H unavailable identity page and historical source trail.; Independently read B&H exact MFR/primary offer pane and saved full returned web extraction; retailer hardware claims do not override manufacturer table."
        }
      ]
    },
    {
      "actorId": "current-codex-root",
      "role": "independent-review",
      "status": "completed",
      "subjectSha256": "4545ef728f967b0587a57e7c5fb60571757037378e5bdeb24ddaa27d2b375a38",
      "reviewedAt": "2026-09-11T11:19:23.139728+00:00",
      "scope": "Independent core hardware verification, full available original article text and recorded chart review; inherited historical quotes retain dates. Software matrices remain bound to the captured QTS/QuTS version and are not an exhaustive latest-build compatibility test. Unavailable original reviews and videos remain explicit gaps.",
      "evidenceChecks": [
        "OfficialG7400columnread;B&HmatchesexactPT8GBbutunavailable. RootactualHTTP404capturedforQNAPStore;purchaseentryremovedwithretiredrecord;noexactoriginaltest.",
        "Fullselectedofficialcorehardwarecolumnread;alloriginaltablesretained. ResearcherGrokround3snapshotuntouched;parentcorrectionsandsourcereadingsattributedroot. NoCCI,newindexapprovalordeployment."
      ]
    }
  ],
  "sourceOrigins": {
    "status": "not-inferred-per-source",
    "explanation": "The recorded page researchers/reviewers do not prove who originally discovered or reread each inherited source. Source-level historical author attribution is unknown unless a specific source audit establishes it."
  },
  "sources": [
    {
      "id": "official",
      "title": "QNAP TVS-h474-PT-8G current hardware and software tables",
      "url": "https://www.qnap.com/en-us/product/tvs-h474/specs/hardware",
      "kind": "official",
      "checkedAt": "2026-09-11",
      "locator": "Hardware table heading 'TVS-h474-PT-8G'; all shared QTS/QuTS hero tables present in the same opened HTML response.",
      "readAction": "opened",
      "readScope": "PT G7400 column.",
      "readingActorId": "b18-grok",
      "checkedOn": "2026-09-11",
      "materials": [
        {
          "sha256": "a736ccd9cf9d1c3ccfd989f5bf9307a1a3fdf958e98b07e6da1f801ec75ba371",
          "mimeType": "text/html",
          "sourceUrl": "https://www.qnap.com/en-us/product/tvs-h474/specs/hardware",
          "description": "Official family hardware HTML"
        },
        {
          "sha256": "a736ccd9cf9d1c3ccfd989f5bf9307a1a3fdf958e98b07e6da1f801ec75ba371",
          "sourceUrl": "https://www.qnap.com/en-us/product/tvs-h474/specs/hardware",
          "description": "Parent full core hardware table read; correct selected model/RAM column. Full software matrices retain researcher scope.",
          "readingActorId": "current-codex-root",
          "readAt": "2026-09-11T11:18:05.969645+00:00"
        }
      ]
    },
    {
      "id": "bh",
      "title": "B&H QNAP TVS-h474 4-Bay NAS Enclosure (PT-8G)",
      "url": "https://www.bhphotovideo.com/c/product/1729139-REG/qnap_tvs_h474_pt_8g_us_4_bay_nas_intel_pentium_gold.html",
      "kind": "merchant",
      "checkedAt": "2026-09-11",
      "locator": "No Longer Available; Pentium Gold G7400; 8 GB DDR4; URL contains tvs_h474_pt_8g_us.",
      "readAction": "opened",
      "readScope": "fetch_content: No Longer Available; G7400 8GB. curl 403 not used as body.",
      "readingActorId": "b18-grok",
      "checkedOn": "2026-09-11",
      "materials": [
        {
          "sha256": "d690e07b511b4cd90b7839f7a84007de4a4e46944dc346319ecbda339acf7d20",
          "sourceUrl": "https://www.bhphotovideo.com/c/product/1729139-REG/qnap_tvs_h474_pt_8g_us_4_bay_nas_intel_pentium_gold.html",
          "description": "Parent web extraction: exact MFR identifier and primary availability/price pane; cached crawl date preserved in capture",
          "readingActorId": "current-codex-root",
          "readAt": "2026-09-11T11:18:05.969645+00:00"
        }
      ]
    },
    {
      "id": "qnap-store",
      "title": "QNAP Store TVS-h474-PT-8G-US product page",
      "url": "https://store.qnap.com/tvs-h474-pt-8g-us.html",
      "kind": "merchant",
      "checkedAt": "2026-09-10T01:06:35+00:00",
      "locator": "Page title 'TVS-h474-PT-8G-US'; exact MPN present in the opened response. Exact US MPN in the opened manufacturer-store PDP; current price and stock were not asserted.",
      "readAction": "blocked",
      "readScope": "HTTP404 response independently confirmed; historical PDP retained only as source, no current offer",
      "readingActorId": "current-codex-root",
      "observedAt": "2026-09-11T11:18:05.969645+00:00",
      "checkedOn": "2026-09-11",
      "materials": [
        {
          "sha256": "8a672698f16053b73479bab3248b5b6ed13dac3a821d0d5f31f0e7375281d0f5",
          "sourceUrl": "https://store.qnap.com/tvs-h474-pt-8g-us.html",
          "description": "Original HTTP404 response",
          "readingActorId": "current-codex-root",
          "readAt": "2026-09-11T11:18:05.969645+00:00"
        },
        {
          "sha256": "c28810d83ffa98cf05d260f6fc6593d17b4c1ed9f76455105ad6f84d8508a2a8",
          "sourceUrl": "https://store.qnap.com/tvs-h474-pt-8g-us.html",
          "description": "HTTPstatus and response headers",
          "readingActorId": "current-codex-root",
          "readAt": "2026-09-11T11:18:05.969645+00:00"
        }
      ]
    },
    {
      "id": "quts-hero-h6",
      "title": "QuTS hero h6.0.2.3591 build 20260819 release notes",
      "url": "https://www.qnap.com/en-us/release-notes/quts_hero/h6.0.2.3591/20260819",
      "kind": "official",
      "checkedAt": "2026-09-11",
      "locator": "Applicable Models list; published date 2026-08-24. Not the hardware-page h5.2.9 feature table.",
      "readAction": "opened",
      "readScope": "Full parent-exported release-notes text: date 2026-08-24, Applicable Models list read for this family only. Not a hardware-page feature table.",
      "readingActorId": "b18-grok",
      "checkedOn": "2026-09-11",
      "materials": [
        {
          "sha256": "a5c14657a9b375afb5c945d3e94be810d18cc6f5d923d9caa462e3db6f30992a",
          "mimeType": "text/plain",
          "sourceUrl": "https://www.qnap.com/en-us/release-notes/quts_hero/h6.0.2.3591/20260819",
          "description": "Parent-exported QuTS hero h6.0.2 release notes"
        }
      ]
    }
  ],
  "coverage": {
    "productId": "qnap-tvs-h474-pt-8g",
    "roundStatus": "本轮完成",
    "dimensions": [
      {
        "id": "identity",
        "status": "已核实",
        "evidence": "Official PT G7400 8GB column.",
        "evidenceIds": [
          "ev-official-hw"
        ],
        "gaps": "",
        "thisRound": "2026-09-11 Grok b18 reads",
        "reused": "Baseline specs/offers where dated 2026-09-10"
      },
      {
        "id": "specifications",
        "status": "部分覆盖",
        "evidence": "450 rows preserved.",
        "evidenceIds": [
          "ev-official-hw"
        ],
        "gaps": "",
        "thisRound": "2026-09-11 Grok b18 reads",
        "reused": "Baseline specs/offers where dated 2026-09-10"
      },
      {
        "id": "software-limits",
        "status": "部分覆盖",
        "evidence": "Hardware-page tables are QTS 5.2.9 / QuTS hero h5.2.9 (version-bound). TVS-h474 is listed on QuTS hero h6.0.2.3591 Applicable Models (2026-08-24).",
        "evidenceIds": [
          "ev-official-hw",
          "ev-h6"
        ],
        "gaps": "h6.0.2 listing is not a substitute for the h5.2.9 feature table.",
        "thisRound": "2026-09-11 Grok b18 reads",
        "reused": "Baseline specs/offers where dated 2026-09-10"
      },
      {
        "id": "direct-measurement",
        "status": "已检索未找到",
        "evidence": "No PT/8GB original test.",
        "evidenceIds": [],
        "gaps": "",
        "thisRound": "2026-09-11 Grok b18 reads",
        "reused": "Baseline specs/offers where dated 2026-09-10"
      },
      {
        "id": "related-experience",
        "status": "已检索未找到",
        "evidence": "No useful related original test opened.",
        "evidenceIds": [],
        "gaps": "",
        "thisRound": "2026-09-11 Grok b18 reads",
        "reused": "Baseline specs/offers where dated 2026-09-10"
      },
      {
        "id": "us-new-pdp",
        "status": "部分覆盖",
        "evidence": "Amazon/Newegg numeric rows reused at 2026-09-10T01:06:35+00:00. QNAP Store restored to historical unknown price/stock; cookies-disabled Magento extract not a live offer.",
        "evidenceIds": [
          "ev-store-404"
        ],
        "gaps": "No checkout-confirmed live US store quote this round.",
        "thisRound": "2026-09-11 Grok b18 reads",
        "reused": "Baseline specs/offers where dated 2026-09-10"
      },
      {
        "id": "buying-judgment",
        "status": "部分覆盖",
        "evidence": "4-bay Pentium QuTS hero; availability poor.",
        "evidenceIds": [
          "ev-official-hw"
        ],
        "gaps": "",
        "thisRound": "2026-09-11 Grok b18 reads",
        "reused": "Baseline specs/offers where dated 2026-09-10"
      },
      {
        "id": "video",
        "status": "已检索未找到",
        "evidence": "No original video opened.",
        "evidenceIds": [],
        "gaps": "parent-support-index has no reusable ASR for HBwb35re82c, FJjGU8B37qM, CmJJ2UNn47M, or EXXlIjv4TRQ.",
        "thisRound": "2026-09-11 Grok b18 reads",
        "reused": "Baseline specs/offers where dated 2026-09-10"
      }
    ],
    "roundNote": "Round-2 parent-feedback corrections. completed work != full data coverage. Not independent approval. QNAP Store Magento extracts are not live offers."
  },
  "retiredRecords": [
    {
      "id": "qnap-store-new",
      "reason": "store.qnap.com/tvs-h474-pt-8g-us.html HTTP 404 on 2026-09-11; catalog search empty. Not timestamp-freshened."
    },
    {
      "type": "offer",
      "records": [
        {
          "id": "qnap-store-new",
          "merchant": "QNAP Store",
          "seller": "QNAP",
          "url": "https://store.qnap.com/tvs-h474-pt-8g-us.html",
          "exactMpn": "TVS-h474-PT-8G-US",
          "configuration": "Exact US MPN listing; verify included drives, accessories and bundle contents on the live page before purchase.",
          "priceUsd": null,
          "currency": "USD",
          "availability": "unknown",
          "condition": "new",
          "conditionBasis": "QNAP manufacturer-store product page for the exact US MPN.",
          "checkedAt": "2026-09-10T01:06:35+00:00",
          "sourceId": "qnap-store",
          "evidenceLocator": "Exact US MPN in the opened manufacturer-store PDP; current price and stock were not asserted.",
          "shipping": "Check at checkout.",
          "purchaseConditions": "Confirm bundle contents, tax, shipping, returns and warranty eligibility before purchase."
        }
      ],
      "reason": "Parent independently fetched exact product URL: HTTP404 on2026-09-11; retained as history/source only, removed purchase entry.",
      "readingActorId": "current-codex-root"
    }
  ],
  "originalMaterial": {
    "status": "per-source-records",
    "note": "Available original captures are retained locally with SHA-256. Public records contain source URLs and locators; they do not reproduce full third-party content. An absent capture is not a claim of a saved original."
  }
}