{
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    },
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        {
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      ]
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      "scope": "Exact official MPN specifications, power/acoustic/environment columns and footnotes; original test evidence and applicability; primary merchant states and dated retained offers. Partial coverage and original-image/video gaps remain explicit.",
      "evidenceChecks": [
        "Exact capacity/MPN columns and footnotes checked in original September2025 Plus or January2025 Pro tables; WD30 uses original March2023 table and remains explicitly absent from current table.",
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        "Primary Newegg original buy boxes inspected earlier and exact seller/price/stock/new flags verified; dated baseline quotations retained, unknown-seller duplicates retired with recorded reasons.",
        "No exact NAS HCL approval or new index approval inferred; RV/sector, video, inaccessible merchants and measurement gaps retained.",
        "Full TechnologyInsider original body and14 images previously independently read, reused here: all four CDM profiles, ATTO, instantaneous copy rates, powered USB adapter method; samplegift and affiliate disclosure, Z-weighted phone sound limitations retained."
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          "description": "dBMeter Z filter; Max 98 dB not adopted"
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    {
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      "readAction": "opened",
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      "id": "merchant-best-buy-2",
      "title": "Best Buy: WD60EFPX historical US listing",
      "url": "https://www.bestbuy.com/product/wd-red-plus-6tb-nas-internal-hard-drive/6584031",
      "kind": "merchant",
      "checkedAt": "2026-08-31",
      "locator": "Catalog record dated 2026-08-31: exact MPN, new condition, seller status marketplace-unverified, availability listed. No historical price adopted for this URL. Any usable 2026-09-10 main offer is recorded separately rather than overwriting this historical observation.",
      "readAction": "not-attempted",
      "readScope": "Not re-fetched this round; dated offer reused without a new timestamp",
      "readingActorId": "b06-grok",
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      "materials": []
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    {
      "id": "merchant-memoryc-3",
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      "kind": "merchant",
      "checkedAt": "2026-08-31",
      "locator": "Catalog record dated 2026-08-31: exact MPN, new condition, seller status retailer, availability listed. No historical price adopted for this URL. Any usable 2026-09-10 main offer is recorded separately rather than overwriting this historical observation.",
      "readAction": "not-attempted",
      "readScope": "Not re-fetched this round; dated offer reused without a new timestamp",
      "readingActorId": "b06-grok",
      "checkedOn": "2026-09-11",
      "materials": []
    },
    {
      "id": "merchant-western-digital-4",
      "title": "Western Digital: WD60EFPX historical US listing",
      "url": "https://www.westerndigital.com/products/internal-drives/wd-red-plus-sata-3-5-hdd?sku=WD60EFPX",
      "kind": "merchant",
      "checkedAt": "2026-08-31",
      "locator": "Catalog record dated 2026-08-31: exact MPN, new condition, seller status manufacturer, availability listed. No historical price adopted for this URL. Any usable 2026-09-10 main offer is recorded separately rather than overwriting this historical observation.",
      "readAction": "opened",
      "readScope": "Saved manufacturer HTML shell; live USD not isolated from JS template",
      "readingActorId": "b06-grok",
      "checkedOn": "2026-09-11",
      "materials": [
        {
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          "mimeType": "text/html",
          "sourceUrl": "https://www.westerndigital.com/products/internal-drives/wd-red-plus-sata-3-5-hdd?sku=WD60EFPX",
          "description": "WD store WD60EFPX"
        }
      ]
    },
    {
      "id": "current-newegg-marketplace-1-20260910",
      "title": "Newegg Marketplace: WD60EFPX current US new listing",
      "url": "https://www.newegg.com/red-plus-wd60efpx-6tb-hard-drive-for-nas-systems-5400-rpm/p/N82E16822234534",
      "kind": "merchant",
      "checkedAt": "2026-09-10",
      "locator": "Exact MPN in H1; selected main offer shows Add to cart, seller PC Parts Hub, and a visible price of $289.50.",
      "readAction": "opened",
      "readScope": "Saved Newegg PDP HTML",
      "readingActorId": "b06-grok",
      "checkedOn": "2026-09-11",
      "materials": [
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          "mimeType": "text/html",
          "sourceUrl": "https://www.newegg.com/red-plus-wd60efpx-6tb-hard-drive-for-nas-systems-5400-rpm/p/N82E16822234534",
          "description": "Newegg WD60EFPX"
        }
      ]
    }
  ],
  "coverage": {
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    "roundStatus": "部分完成",
    "dimensions": [
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        "id": "identity",
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        ],
        "remainingFields": [
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        ],
        "nextStep": "Keep exact suffix; do not merge same-capacity columns.",
        "reusedVsReread": "September 2025 / January 2025 PDFs reread via pdftotext."
      },
      {
        "id": "specifications",
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        "evidenceIds": [
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        "remainingFields": [
          "Logical/physical sector bytes; RV numeric limits.",
          "WD60EFPX RPM/idle dBA conflict."
        ],
        "nextStep": "Do not fill unknown cells.",
        "reusedVsReread": "PDF reread; baseline row order preserved."
      },
      {
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        "evidenceIds": [
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        ],
        "remainingFields": [
          "Vendor HCL for a named NAS was not confirmed from an extracted compatibility table."
        ],
        "nextStep": "Check Synology/QNAP/Asustor list for the exact MPN before array purchase.",
        "reusedVsReread": "Datasheet 8-bay or unlimited-bay rating only."
      },
      {
        "id": "direct-measurement",
        "status": "已核实",
        "evidenceIds": [
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        ],
        "remainingFields": [
          "No direct-SATA NAS array test."
        ],
        "nextStep": "Do not promote related SKUs into reviews[].",
        "reusedVsReread": "Parent screenshots and article reread 2026-09-11; 16MiB cache vs ~216 MB/s sequential separated."
      },
      {
        "id": "related-experience",
        "status": "部分覆盖",
        "evidenceIds": [],
        "remainingFields": [],
        "nextStep": "Keep related numbers on the tested identity.",
        "reusedVsReread": "Tom's / TechRadar / Adorama / STH / Nero opened as applicable."
      },
      {
        "id": "us-new-pdp",
        "status": "部分覆盖",
        "evidenceIds": [
          "ev-merchant-newegg-marketplace-1",
          "ev-merchant-best-buy-2",
          "ev-merchant-memoryc-3",
          "ev-merchant-western-digital-4",
          "ev-current-newegg-marketplace-1-20260910"
        ],
        "remainingFields": [
          "B&H not re-fetched this round; Amazon bot-wall where attempted; WD.com JS template has no usable USD."
        ],
        "nextStep": "Browser pass for B&H/Amazon if parent needs current USD.",
        "reusedVsReread": "Newegg HTML from this batch; parent primary sold-by parse in parent-newegg-primary-state-correction.json. Dated offers not timestamp-refreshed."
      },
      {
        "id": "buying-judgment",
        "status": "已核实",
        "evidenceIds": [
          "ev-official-datasheet",
          "ev-official-legacy-brief"
        ],
        "remainingFields": [],
        "nextStep": "Independent review.",
        "reusedVsReread": "Introductions rewritten around this MPN."
      },
      {
        "id": "video",
        "status": "已检索未找到",
        "evidenceIds": [],
        "remainingFields": [
          "No exact-MPN original video obtained."
        ],
        "nextStep": "Parent export only if a video is later judged material.",
        "reusedVsReread": "Not fabricated."
      }
    ]
  },
  "retiredRecords": [
    {
      "type": "offer",
      "id": "merchant-newegg-marketplace-1-new",
      "reason": "Unknown-seller historical row on the same Newegg PDP later resolved as PC Parts Hub; not a second offer.",
      "original": {
        "url": "https://www.newegg.com/red-plus-wd60efpx-6tb-hard-drive-for-nas-systems-5400-rpm/p/N82E16822234534",
        "seller": "Marketplace seller not reverified",
        "merchant": "Newegg Marketplace",
        "priceUsd": 298,
        "checkedAt": "2026-08-30"
      }
    }
  ],
  "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."
  }
}