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      "modelFamily": "GPT-6",
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      "agentRoleName": "root",
      "identityBasis": "Codex host model family confirmed; exact model variant/effort not preserved in the product audit. Unknown fields remain null.",
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      "effort": null,
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          "change": "Corrected temperature clause from exceeding limit to equals or exceeds; retained source and original researcher snapshot."
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      "scope": "Exact official full datasheet, visually checked capacity columns and footnotes, official live product table, sampled HCL entries and notes, warranty clauses, original primary merchant offers; original community text where relevant and prior parent related-model original reads reused. Partial evidence coverage retained; no lab benchmark invented.",
      "evidenceChecks": [
        "Full PLUSHDD3320-2026-ENU-REV000 body plus page3/4 original visuals read: exact16T/20T capacities/cache281/295MBs,180TB workload,power/acoustics/environment and warranty values align.",
        "Official live product table and20T exact ProductSpec Apr23 2026 checked; HCL published/recommended exact model rows and DSM notes read, firmware-package names not OEM identity proof.",
        "Warranty country and temperature clauses read; correction preserves equals-or-exceeds boundary.",
        "Newegg primary buybox and decoded ItemDetail read:16T619.99/20T819.99,Newegg,new,in-stock. CDW16T exactMfg774.99andInStock501 read. Target identity-only offer removed; historical merchants retain their earlier dates.",
        "Kakaku full three original16T comments read;38Elm stockDS923+four16T RAID5 UbuntuNFS andsixmonths condition retained. LDLC full original list read, only two16T rows included. Related12T/4T charts and20T identityframe already read by parent, reused only within documented applicability.",
        "No exact-model lab benchmarks available in adopted evidence; video full-speech and blocked sources remain explicit gaps. No indexing approval added."
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    {
      "id": "official-datasheet",
      "title": "Synology Plus Series SATA HDD datasheet, PLUSHDD3320-2026-ENU-REV000",
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          "description": "Plus Series datasheet PLUSHDD3320-2026-ENU-REV000"
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      "checkedAt": "2026-09-08T15:56:07.462868+00:00",
      "locator": "HAT3310-16T column; 4KB Q1 power conditions and compatibility link",
      "readAction": "opened",
      "readScope": "HTML hardware table including HAT3310-16T power row",
      "readingActorId": "b04-grok",
      "checkedOn": "2026-09-11",
      "materials": [
        {
          "sha256": "30ff9392291993d58154262018539fdd26afc2ea996f95dfa21d8f45d250060a",
          "mimeType": "text/html",
          "sourceUrl": "https://www.synology.com/en-us/products/drives/hdd/plus-hat",
          "description": "en-us product page 2026-09-11"
        }
      ]
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      "title": "B&H — HAT3310-16T listing",
      "url": "https://www.bhphotovideo.com/c/product/1815648-REG/synology_hat3310_16t_synology_plus_series_16tb.html",
      "kind": "merchant",
      "checkedAt": "2026-09-08T15:56:07.462868+00:00",
      "locator": "Selected capacity / exact MPN and main new-product offer",
      "readAction": "blocked",
      "readScope": "HTTP 403; historical 2026-09-08 offer retained",
      "readingActorId": "b04-grok",
      "checkedOn": "2026-09-11",
      "materials": []
    },
    {
      "id": "merchant-amazon",
      "title": "Amazon — HAT3310-16T listing",
      "url": "https://www.amazon.com/dp/B0CT9GQZC1",
      "kind": "merchant",
      "checkedAt": "2026-09-08T15:44:47.648174+00:00",
      "locator": "Selected capacity / exact MPN and main new-product offer",
      "readAction": "blocked",
      "readScope": "Challenge page; no buy box",
      "readingActorId": "b04-grok",
      "checkedOn": "2026-09-11",
      "materials": []
    },
    {
      "id": "merchant-newegg",
      "title": "Newegg — HAT3310-16T listing",
      "url": "https://www.newegg.com/synology-hat3310-16t-16tb-for-nas-systems-7200-rpm/p/N82E16822108844",
      "kind": "merchant",
      "checkedAt": "2026-09-08T15:44:42.405907+00:00",
      "locator": "Selected capacity / exact MPN and main new-product offer",
      "readAction": "opened",
      "readScope": "Round 2: primary .product-seller-sold-by Newegg, not other-seller popover SellerName",
      "readingActorId": "b04-grok",
      "checkedOn": "2026-09-11",
      "materials": [
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          "sourceUrl": "https://www.newegg.com/synology-hat3310-16t-16tb-for-nas-systems-7200-rpm/p/N82E16822108844",
          "description": "Saved Newegg HTML; primary sold-by reread"
        }
      ]
    },
    {
      "id": "merchant-adorama",
      "title": "Adorama — HAT3310-16T listing",
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      "kind": "merchant",
      "checkedAt": "2026-09-08T15:56:07.462868+00:00",
      "locator": "Selected capacity / exact MPN and main new-product offer",
      "readAction": "blocked",
      "readScope": "HTTP 403; URL slug still says hat3320 — identity pending live reread",
      "readingActorId": "b04-grok",
      "checkedOn": "2026-09-11",
      "materials": []
    },
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      "id": "merchant-bestbuy",
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      "kind": "merchant",
      "checkedAt": "2026-09-08T15:56:07.462868+00:00",
      "locator": "Selected capacity / exact MPN and main new-product offer",
      "readAction": "blocked",
      "readScope": "curl failed (empty); historical row retained",
      "readingActorId": "b04-grok",
      "checkedOn": "2026-09-11",
      "materials": []
    },
    {
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      "url": "https://www.newegg.com/synology-hat3310-16t-16tb-for-nas-systems-7200-rpm/p/N82E16822108844",
      "kind": "merchant",
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      "locator": "Exact MPN in H1; selected main offer shows Add to cart, seller Newegg, and a visible price of $619.99.",
      "readAction": "reused",
      "readScope": "Same PDP as merchant-newegg; 2026-09-10 offer kept with original timestamp",
      "readingActorId": "b04-grok",
      "checkedOn": "2026-09-11",
      "materials": []
    },
    {
      "id": "official-hcl",
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      "kind": "official",
      "checkedAt": "2026-09-11",
      "locator": "findHclList tab=drives model=DS923+/DS224+/DS1522+/DS1825+ category=hdds_no_ssd_trim; HAT3310-16T hcl_id 37200",
      "readAction": "opened",
      "readScope": "findHclList JSON + findHclNote for hcl_id 37200",
      "readingActorId": "b04-grok",
      "checkedOn": "2026-09-11",
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          "description": "DS923+ internal tray list"
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      "id": "official-warranty",
      "title": "Synology limited warranty",
      "url": "https://www.synology.com/en-us/company/legal/warranty",
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      "checkedAt": "2026-09-11",
      "locator": "Section 2.1 start date; Section 2.3 drive temperature termination; country-of-purchase support",
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          "mimeType": "text/html",
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          "description": "Limited warranty page"
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      "checkedAt": "2026-09-11",
      "locator": "Mfg # HAT3310-16T; $774.99; product_stock_status In Stock; inventory 501",
      "readAction": "opened",
      "readScope": "Mfg #, $774.99, In Stock 501",
      "readingActorId": "b04-grok",
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          "mimeType": "text/html",
          "sourceUrl": "https://www.cdw.com/product/synology-plus-series-hat3300-hard-drive-16-tb-sata-6gb-s/7857156",
          "description": "CDW PDP HTML"
        }
      ]
    },
    {
      "id": "merchant-target",
      "title": "Target — HAT3310-16T PDP",
      "url": "https://www.target.com/p/synology-plus-hat3310-16t-16-tb-hard-drive-3-5-internal-sata-sata-600-conventional-magnetic-recording-cmr-method/-/A-1009748188",
      "kind": "merchant",
      "checkedAt": "2026-09-11",
      "locator": "og:title exact MPN HAT3310-16T; visible price not extracted from the HTML snapshot",
      "readAction": "opened",
      "readScope": "og:title MPN only; no selected new condition/seller/price — offer retired to pending",
      "readingActorId": "b04-grok",
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          "mimeType": "text/html",
          "sourceUrl": "https://www.target.com/p/synology-plus-hat3310-16t-16-tb-hard-drive-3-5-internal-sata-sata-600-conventional-magnetic-recording-cmr-method/-/A-1009748188",
          "description": "Target HTML snapshot used to retire unqualified new offer"
        }
      ]
    },
    {
      "id": "community-kakaku",
      "title": "Kakaku.com user reviews — HAT3310-16T",
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      "kind": "review",
      "checkedAt": "2026-09-11",
      "locator": "38Elm 2025-02-03 DS923+ RAID5; second review 中身、たぶん東芝製 2024-11-30",
      "readAction": "opened",
      "readScope": "cp932 HTML; 38Elm and Toshiba-look reviews",
      "readingActorId": "b04-grok",
      "checkedOn": "2026-09-11",
      "materials": [
        {
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          "mimeType": "text/html",
          "sourceUrl": "https://review.kakaku.com/review/K0001603937/",
          "description": "Kakaku review page"
        }
      ]
    },
    {
      "id": "related-kursors-12t",
      "title": "Kursors.lv — HAT3310-12T (related capacity)",
      "url": "https://kursors.lv/2024/03/14/synology-hat3310-12t-nas-paredzeta-hdd-apskats/",
      "kind": "review",
      "checkedAt": "2026-09-11",
      "locator": "HAT3310-12T demo in DS923+; Toshiba NAS + Synology firmware claim; not 16TB measurements",
      "readAction": "opened",
      "readScope": "Readable extraction of 12T article",
      "readingActorId": "b04-grok",
      "checkedOn": "2026-09-11",
      "materials": []
    },
    {
      "id": "related-cgm-12t",
      "title": "CGMagazine — HAT3310-12T (related capacity)",
      "url": "https://www.cgmagonline.com/review/hardware/synology-hat3310-12t-plus/",
      "kind": "review",
      "checkedAt": "2026-09-11",
      "locator": "HAT3310-12T in DS224+ JBOD over gigabit; not 16TB measurements",
      "readAction": "opened",
      "readScope": "Article plus two original chart JPEGs viewed by Grok",
      "readingActorId": "b04-grok",
      "checkedOn": "2026-09-11",
      "materials": [
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          "mimeType": "image/jpeg",
          "sourceUrl": "https://www.cgmagonline.com/wp-content/uploads/2024/08/synology-hat3310-12t-plus-review-2024-08-23-099580.jpg",
          "description": "HAT3310-12T CDM 8.0.5 iSCSI from DS224+; not 16TB"
        },
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          "sourceUrl": "https://www.cgmagonline.com/wp-content/uploads/2024/08/synology-hat3310-12t-plus-review-2024-08-28-961379.jpg",
          "description": "HAT3310-12T File Station instant 241.9 MB/s at 9.4GB/10.02TB; not completion average; not 16TB"
        }
      ]
    },
    {
      "id": "related-hardwareluxx-4t",
      "title": "Hardwareluxx — HAT3300-4T (related 4TB, 5400 rpm)",
      "url": "https://www.hardwareluxx.de/index.php/artikel/hardware/storage/61345-synology-hat3300%2C-4-tb%2C-im-test-neue-synology-festplatten-auch-f%C3%BCr-das-heimische-nas.html",
      "kind": "review",
      "checkedAt": "2026-09-11",
      "locator": "Parent-read 7 pages + chart rows; startup 23.92 W / idle 1.9 W are 4TB samples, not 16TB",
      "readAction": "opened",
      "readScope": "parent-reading.json (all 7 pages / exact chart rows); not embedded video",
      "readingActorId": "b04-grok",
      "checkedOn": "2026-09-11",
      "materials": [
        {
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          "mimeType": "application/json",
          "sourceUrl": "https://www.hardwareluxx.de/index.php/artikel/hardware/storage/61345-synology-hat3300%2C-4-tb%2C-im-test-neue-synology-festplatten-auch-f%C3%BCr-das-heimische-nas.html",
          "description": "Parent-transcribed HAT3300-4T chart rows; 5400 rpm air drive, not 16/20TB"
        }
      ]
    },
    {
      "id": "community-ldlc",
      "title": "LDLC customer comments page PB00669760",
      "url": "https://www.ldlc.com/en/reviews/PB00669760.html",
      "kind": "review",
      "checkedAt": "2026-09-11",
      "locator": "Two HAT3310-16T comments (JeanClaudeH 2025-12-11; SophieD 2025-06-06); other comments are 4T/12T/2T",
      "readAction": "opened",
      "readScope": "Parent read full original review list. Only JeanClaudeH 2025-12-11 and SophieD2025-06-06 marked16TB; other capacity comments not target evidence.",
      "readingActorId": "b04-grok",
      "checkedOn": "2026-09-11",
      "materials": [
        {
          "sha256": "a4131b8dfd28f973bffb73ac527e23615a8847eddad3972e2b6d7ff0e9093c4a",
          "sourceUrl": "https://www.ldlc.com/en/reviews/PB00669760.html",
          "description": "Original web reader result independently read and saved by parent"
        }
      ]
    }
  ],
  "coverage": {
    "productId": "synology-plus-series-hat3310-16t-16tb",
    "roundStatus": "本轮完成",
    "dimensions": [
      {
        "id": "identity",
        "status": "已核实",
        "evidenceIds": [
          "ev-datasheet-16t",
          "ev-hcl-16t"
        ],
        "remainingFields": [
          "Retail Toshiba MPN not officially mapped"
        ],
        "nextStep": "Do not merge HAT3320-16T.",
        "reusedVsReread": "Reread datasheet column and HCL row"
      },
      {
        "id": "specifications",
        "status": "已核实",
        "evidenceIds": [
          "ev-datasheet-16t",
          "ev-product-page-16t"
        ],
        "remainingFields": [
          "Product-spec PDF for 16T URL 404"
        ],
        "nextStep": "Keep using family datasheet + product table.",
        "reusedVsReread": "Reread PDF layout + HTML table; appended HCL/warranty rows"
      },
      {
        "id": "software-limits",
        "status": "部分覆盖",
        "evidenceIds": [
          "ev-hcl-16t"
        ],
        "remainingFields": [
          "Full NAS software feature set N/A for an HDD SKU"
        ],
        "nextStep": "Buyers still open their NAS HCL note.",
        "reusedVsReread": "New HCL DSM note"
      },
      {
        "id": "direct-measurement",
        "status": "已检索未找到",
        "evidenceIds": [],
        "remainingFields": [
          "No method-documented HAT3310-16T lab test"
        ],
        "nextStep": "Watch parent video materials if supplied.",
        "reusedVsReread": "Searched EN/ZH/JP/DE-style queries; opened junk and related 12T"
      },
      {
        "id": "related-experience",
        "status": "部分覆盖",
        "evidenceIds": [
          "ev-kakaku-38elm",
          "ev-kakaku-toshiba-look",
          "ev-kursors-12t",
          "ev-cgm-12t-charts",
          "ev-hardwareluxx-4t",
          "ev-ldlc-16t-comments"
        ],
        "remainingFields": [
          "Reddit 1d4tb3i body"
        ],
        "nextStep": "Parent Reddit HTML if needed.",
        "reusedVsReread": "Reread CGM JPEGs; Hardwareluxx via parent-reading.json; LDLC comments disposed."
      },
      {
        "id": "us-new-pdp",
        "status": "部分覆盖",
        "evidenceIds": [
          "ev-newegg-16t-20260911",
          "ev-cdw-16t-20260911"
        ],
        "remainingFields": [
          "B&H/Amazon/Adorama/Best Buy/Walmart live reread",
          "Target selected new condition"
        ],
        "nextStep": "Parent browser for blocked retailers.",
        "reusedVsReread": "Newegg primary sold-by reread on saved HTML; Target offer retired; CDW reader text no longer mentions affiliate registry."
      },
      {
        "id": "buying-judgment",
        "status": "已核实",
        "evidenceIds": [
          "ev-hcl-16t",
          "ev-datasheet-16t",
          "ev-newegg-16t-20260911"
        ],
        "remainingFields": [
          "Quiet-desk ranking"
        ],
        "nextStep": "Keep noindex until an original exact-MPN test exists.",
        "reusedVsReread": "Updated DSM/HCL/identity traps"
      },
      {
        "id": "video",
        "status": "部分覆盖",
        "evidenceIds": [],
        "remainingFields": [
          "ThinkComputers Ka3aV9O9QbQ ASR/frames",
          "Vietcorp unbox ASR"
        ],
        "nextStep": "Parent export remaining 16T videos if they show this MPN.",
        "reusedVsReread": "16T YouTube still without ASR. 20T unbox belongs to the other SKU."
      }
    ]
  },
  "retiredRecords": [
    {
      "kind": "offer",
      "id": "current-newegg-1-20260910-new",
      "supersededBy": "current-newegg-20260911-new",
      "reason": "Same clean PDP + MPN + seller Newegg; keep newest dated observation in research.offers.",
      "original": {
        "id": "current-newegg-1-20260910-new",
        "merchant": "Newegg",
        "seller": "Newegg",
        "url": "https://www.newegg.com/synology-hat3310-16t-16tb-for-nas-systems-7200-rpm/p/N82E16822108844",
        "exactMpn": "HAT3310-16T",
        "configuration": "One 16TB 3.5-inch SATA HDD",
        "priceUsd": 619.99,
        "currency": "USD",
        "availability": "in-stock",
        "condition": "new",
        "conditionBasis": "Regular exact-product main listing; no used, refurbished or open-box designation appears in the title or selected main offer.",
        "checkedAt": "2026-09-10",
        "sourceId": "current-newegg-1-20260910",
        "evidenceLocator": "Exact MPN in H1; selected main offer shows Add to cart, seller Newegg, and a visible price of $619.99.",
        "shipping": "Shipping cost, destination eligibility and tax require checkout verification.",
        "purchaseConditions": "Current page observation only. Recheck seller, stock, price, quantity, warranty channel, shipping and tax before ordering."
      }
    },
    {
      "kind": "offer",
      "id": "target-hat3310-16t-20260911",
      "supersededBy": null,
      "reason": "condition=new unsupported: snapshot only showed og:title identity; seller, price and selected-condition unknown. Pending candidate, not a published new offer.",
      "original": {
        "id": "target-hat3310-16t-20260911",
        "merchant": "Target",
        "seller": "unknown",
        "url": "https://www.target.com/p/synology-plus-hat3310-16t-16-tb-hard-drive-3-5-internal-sata-sata-600-conventional-magnetic-recording-cmr-method/-/A-1009748188",
        "exactMpn": "HAT3310-16T",
        "configuration": "One 16TB HAT3310-16T internal SATA HDD",
        "priceUsd": null,
        "currency": "USD",
        "availability": "unknown",
        "condition": "new",
        "conditionBasis": "PDP og:title identifies Synology Plus HAT3310-16T; selected offer price and seller were not visible in the saved HTML.",
        "checkedAt": "2026-09-11",
        "sourceId": "merchant-target",
        "evidenceLocator": "og:title exact MPN; Add to cart chrome present; no reliable visible USD amount in snapshot.",
        "shipping": "Unknown from this snapshot.",
        "purchaseConditions": "Identity-qualified PDP with unknown live price/stock. Confirm seller, condition and price at checkout. Not a current buyable offer."
      }
    }
  ],
  "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."
  }
}