{
  "schemaVersion": 1,
  "productId": "buffalo-linkstation-soho-720-8tb",
  "exactMpn": "LS720D0802B",
  "runId": "buying-research-full-grok-20260911",
  "recordedAt": "2026-09-11T09:11:40.087383+00:00",
  "subject": {
    "sha256": "db6cf5b41c2000acdb8ef04bd2a0858ea49551d0e776ec0edd7b7016384dcb46",
    "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": "b13-grok",
      "label": "Grok 4.6",
      "provider": "xai",
      "model": "grok-4.6",
      "effort": "xhigh",
      "identityBasis": "Verified execution receipt",
      "sessionId": "01a08f69-3b7b-762e-a19a-893c59ff47af"
    },
    {
      "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-codex-root",
      "role": "research-and-self-review",
      "scope": "research and self-review",
      "legacyLabel": "/root — research and self-review",
      "reviewedAt": "2026-09-10T02:57:11.326059+00:00",
      "subjectSha256": "bb15f54f78860d6069ca4ce32ccf05e57b77de4e1ee47038b1ede8714da31b29",
      "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-qnap_research",
      "role": "independent-evidence-review",
      "scope": "independent evidence review",
      "legacyLabel": "/root/qnap_research — independent evidence review",
      "reviewedAt": "2026-09-10T02:57:11.326059+00:00",
      "subjectSha256": "bb15f54f78860d6069ca4ce32ccf05e57b77de4e1ee47038b1ede8714da31b29",
      "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-qnap-buffalo/buffalo-linkstation-soho-720-8tb.json"
      ]
    },
    {
      "actorId": "b13-grok",
      "role": "research-and-self-check",
      "status": "completed",
      "subjectSha256": "ce4f9aa8ff31d91729aa6be84a76ca1f55db61354b17d4b5438bba601dfdca8c",
      "researchedAt": "2026-09-11"
    },
    {
      "actorId": "current-codex-root",
      "role": "editorial-correction",
      "status": "completed",
      "inputSubjectSha256": "ce4f9aa8ff31d91729aa6be84a76ca1f55db61354b17d4b5438bba601dfdca8c",
      "subjectSha256": "db6cf5b41c2000acdb8ef04bd2a0858ea49551d0e776ec0edd7b7016384dcb46",
      "changes": [
        {
          "field": "specifications/readerGuide/faqs",
          "change": "Corrected Windows11 wording, cleaned software text and retained macOS26 KB/manual conflict."
        },
        {
          "field": "reviews/offers",
          "change": "Added omitted random4K chart data, qualified one photographed tray, clarified CDW contact-sales availability and Aztek displayed shipping; removed internal registry text."
        }
      ]
    },
    {
      "actorId": "current-codex-root",
      "role": "independent-review",
      "status": "completed",
      "subjectSha256": "db6cf5b41c2000acdb8ef04bd2a0858ea49551d0e776ec0edd7b7016384dcb46",
      "reviewedAt": "2026-09-11T09:11:40.087383+00:00",
      "scope": "Exact SoHo700 specifications and original PDF, dated manual/KB conflict, complete available original TweakTown figures, primary merchant condition and seller.",
      "evidenceChecks": [
        "Parent read complete SoHo700 official body and two-page original PDF; 5-license bundle, RAID1 default, shipping dimensions, capacity-specific MPNs and3-year warranty verified.",
        "Parent independently read TweakTown full original and five key original images; RAID1 source-direction contradiction retained; random IOPS/latency not double-counted.",
        "Parent read original Aztek full product body and both CDW selected pages including visible contact-sales restriction and hidden stock field; Newegg primary pane checks reused with original dates.",
        "Manual pp54/66–72/80/226 and KB6060 previously read; Time Machine conflict corrected throughout buyer guidance. Remaining video/current-drive/reliability gaps explicit; no new index or scoring approval."
      ]
    }
  ],
  "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-spec",
      "title": "Buffalo LinkStation SoHo 720 official specifications",
      "url": "https://buffaloamericas.com/products/linkstation-soho-700-series-desktop",
      "kind": "official",
      "checkedAt": "2026-09-11T07:44:08Z",
      "locator": "Specifications tables → LS720D0402B / LS720D0802B columns; Overview RAID 1; Downloads firmware 2.04 / NAS Navigator 3.1.6",
      "readAction": "opened",
      "readScope": "Overview, specifications, downloads",
      "readingActorId": "b13-grok",
      "checkedOn": "2026-09-11",
      "materials": [
        {
          "sha256": "2735de09a6f9a0c9b1acacb7768388b86505071a1a0814267e31a5383ee697de",
          "mimeType": "text/html",
          "sourceUrl": "https://buffaloamericas.com/products/linkstation-soho-700-series-desktop",
          "description": "US SoHo 700 HTML"
        },
        {
          "sha256": "3fb466904f3f40a7af5374e8e78a087151dd04a36422bd8e66196c36810b099e",
          "mimeType": "text/html",
          "sourceUrl": "https://buffaloamericas.com/support/downloads/linkstation-soho-700-series-desktop",
          "description": "Downloads HTML"
        }
      ]
    },
    {
      "id": "official-mac",
      "title": "Buffalo macOS 26 Time Machine compatibility",
      "url": "https://buffaloamericas.com/knowledge-base/KB6060",
      "kind": "policy",
      "checkedAt": "2026-09-11",
      "locator": "KB6060 → Model Series Compatibility; LS700 fully compatible; article updated 2025-10-13",
      "readAction": "opened",
      "readScope": "Full KB6060 body",
      "readingActorId": "b13-grok",
      "checkedOn": "2026-09-11",
      "materials": [
        {
          "sha256": "d34675747f03a21df7b8518dfd3f5e1586d6acaf0b581cbd182506d2f4eab0b8",
          "mimeType": "text/html",
          "sourceUrl": "https://buffaloamericas.com/knowledge-base/KB6060",
          "description": "KB6060 HTML"
        }
      ]
    },
    {
      "id": "official-warranty",
      "title": "Buffalo Americas warranty terms",
      "url": "https://buffaloamericas.com/warranty/warranty-terms",
      "kind": "policy",
      "checkedAt": "2026-09-11",
      "locator": "Network Storage table → LinkStation 700 SoHo / LS720DB 3-year; Limitations: data not covered",
      "readAction": "opened",
      "readScope": "Table and limitations",
      "readingActorId": "b13-grok",
      "checkedOn": "2026-09-11",
      "materials": [
        {
          "sha256": "5123df87a0b3c25c8b3c9dc7e5537c210b56bfe59cf7fe062cee5dda18d9f495",
          "mimeType": "text/html",
          "sourceUrl": "https://buffaloamericas.com/warranty/warranty-terms",
          "description": "Warranty HTML"
        }
      ]
    },
    {
      "id": "official-datasheet",
      "title": "Buffalo SoHo 720 data sheet",
      "url": "https://buffaloamericas.com/images/executive_team/LinkStation_SoHo_700_Series_Datasheet-new.pdf",
      "kind": "official",
      "checkedAt": "2026-09-11",
      "locator": "PDF page 1 RAID 1 pre-configured; page 2 MODELS / ENVIRONMENTAL & POWER Max 48W / SHIPPING 8.1 x 3.6 x 5 in 5.1 lbs / ACCESSORIES OP-HDxBST-3Y / BOX CONTENTS AC adapter / NovaBACKUP 5 licenses",
      "readAction": "opened",
      "readScope": "Both PDF pages; pdftotext layout",
      "readingActorId": "b13-grok",
      "checkedOn": "2026-09-11",
      "materials": [
        {
          "sha256": "509a101ab8f7d5661790131b5d25d56453528fd521b7127e79d49b8b71e7e35c",
          "mimeType": "application/pdf",
          "sourceUrl": "https://buffaloamericas.com/images/executive_team/LinkStation_SoHo_700_Series_Datasheet-new.pdf",
          "description": "SoHo 700 datasheet PDF"
        },
        {
          "sha256": "52b3d01cdcae4d19eb4c04d7997689e66cbe7a7b83a23c591c5aa3d8e85ec8b5",
          "mimeType": "text/plain",
          "sourceUrl": "https://buffaloamericas.com/images/executive_team/LinkStation_SoHo_700_Series_Datasheet-new.pdf",
          "description": "pdftotext -layout extract"
        }
      ]
    },
    {
      "id": "merchant-newegg",
      "title": "Newegg — LS720D0802B",
      "url": "https://www.newegg.com/buffalo-ls720d0802b/p/N82E16822165856",
      "kind": "merchant",
      "checkedAt": "2026-09-11T07:44:08Z",
      "locator": "Buy box: Sold by Newegg, Shipped by Newegg, $461.99, Add to cart, 8TB (2 x 4TB)",
      "readAction": "opened",
      "readScope": "Primary .product-seller-sold-by Sold by Newegg; parent-newegg-primary-state-correction.json; original capture time retained",
      "readingActorId": "b13-grok",
      "checkedOn": "2026-09-11",
      "materials": [
        {
          "sha256": "5e337eef943e36151bcc559276a56394e6ea73bb4ae5f1b2793c9a76c7275c7a",
          "mimeType": "text/html",
          "sourceUrl": "https://www.newegg.com/buffalo-ls720d0802b/p/N82E16822165856",
          "description": "Newegg 8TB PDP HTML"
        }
      ]
    },
    {
      "id": "merchant-best-buy",
      "title": "Best Buy — LS720D0802B",
      "url": "https://www.bestbuy.com/product/buffalo-technology-buffalo-linkstation-soho-720-2-bay-professional-office-nas-8tb-2x4tb-with-hard-drives-included-black/JX5SQLXQPT",
      "kind": "merchant",
      "checkedAt": "2026-09-10",
      "locator": "Baseline/open 2026-09-10: exact MPN and 8TB (2x4TB); marketplace seller Beach Audio Inc; price/stock not asserted. 2026-09-11 body blocked.",
      "readAction": "blocked",
      "readScope": "HTTP abort / extractor abort; 2026-09-10 observation reused, timestamp not freshened",
      "readingActorId": "b13-grok",
      "checkedOn": "2026-09-11",
      "materials": []
    },
    {
      "id": "official-firmware",
      "title": "LS700 Series Firmware Updater 2.04 Windows readme",
      "url": "https://files.buffaloamerica.com/ls700-204en-us.txt",
      "kind": "official",
      "checkedAt": "2026-09-11",
      "locator": "Models LS710D, LS720D, LS720DB; 1.98 prerequisite; 2.04 CVE patches and OAuth email; 2.02 SFTP / SMB macOS option",
      "readAction": "opened",
      "readScope": "Full 2.04 Windows readme",
      "readingActorId": "b13-grok",
      "checkedOn": "2026-09-11",
      "materials": [
        {
          "sha256": "4d58858be47b2c93d8cfb688cd67e3a1b3c344e3341da8181a58a8591b019f9a",
          "mimeType": "text/plain",
          "sourceUrl": "https://files.buffaloamerica.com/ls700-204en-us.txt",
          "description": "Firmware 2.04 readme"
        }
      ]
    },
    {
      "id": "official-jp-ls720d",
      "title": "Buffalo Japan LS720D0402 product page",
      "url": "https://www.buffalo.jp/product/detail/ls720d0402.html",
      "kind": "official",
      "checkedAt": "2026-09-11",
      "locator": "CrystalDiskMark 5.12 Sequential Q=32 T=2 2GiB 271.3 / 226.0 MB/s; RAID 1 factory; hot-swap not supported",
      "readAction": "opened",
      "readScope": "Japanese LS720D0402 body including CDM and RAID notes",
      "readingActorId": "b13-grok",
      "checkedOn": "2026-09-11",
      "materials": [
        {
          "sha256": "afe431b4b363f876ae921c819c8e280471c4176b1b0c65aebc00cb7b568ab837",
          "mimeType": "text/html",
          "sourceUrl": "https://www.buffalo.jp/product/detail/ls720d0402.html",
          "description": "Japan LS720D0402 HTML"
        }
      ]
    },
    {
      "id": "review-tweaktown",
      "title": "LinkStation SoHo LS720DB NAS Review",
      "url": "https://www.tweaktown.com/reviews/9767/buffalo-linkstation-soho-ls720db-nas/index.html",
      "kind": "review",
      "checkedAt": "2026-09-11",
      "locator": "Live 403; Wayback 2025-06-16 full article; figures 07/21/22/23; meta LS720D0402B-US",
      "readAction": "opened",
      "readScope": "Related 4TB SoHo charts 07/20/21/22/23 read; not transferred into 8TB reviews[]",
      "readingActorId": "b13-grok",
      "checkedOn": "2026-09-11",
      "materials": [
        {
          "sha256": "21a2e7753296ced5c7c7a4a5a99cecd48aec58194469727c231b6790bf0225ff",
          "mimeType": "text/html",
          "sourceUrl": "https://web.archive.org/web/20250616185600/https://www.tweaktown.com/reviews/9767/buffalo-linkstation-soho-ls720db-nas/index.html",
          "description": "TweakTown 9767 Wayback HTML"
        },
        {
          "sha256": "d8f1ff266e5629962bf542f517b6fa9954c2e5e81a7fb89d47d73c9bbdaa946a",
          "mimeType": "image/jpeg",
          "sourceUrl": "https://web.archive.org/web/20250616185600im_/https://static.tweaktown.com/content/9/7/9767_07_buffalo-linkstation-soho-ls720db-nas-review.jpg",
          "description": "Barracuda Compute 2TB tray photo"
        },
        {
          "sha256": "402b3d3ede6dad499caaf1e851eb55748f315b496bb8ad725a3c0c817b1e8263",
          "mimeType": "image/png",
          "sourceUrl": "https://web.archive.org/web/20250616185600im_/https://static.tweaktown.com/content/9/7/9767_21_buffalo-linkstation-soho-ls720db-nas-review.png",
          "description": "RAID 0 DiskBench screenshot"
        },
        {
          "sha256": "661f50b3683db1a36d2d80af3de0ab6c37b3ce9cac0a31299a7f77a14e8e9aa7",
          "mimeType": "image/png",
          "sourceUrl": "https://web.archive.org/web/20250616185600im_/https://static.tweaktown.com/content/9/7/9767_22_buffalo-linkstation-soho-ls720db-nas-review.png",
          "description": "RAID 1 CrystalDiskMark 7.0 screenshot"
        },
        {
          "sha256": "4065ec1f50f11b6601d428f5c1ad63532e11d866c8cf12dde413eea455d0862d",
          "mimeType": "image/png",
          "sourceUrl": "https://web.archive.org/web/20250616185600im_/https://static.tweaktown.com/content/9/7/9767_23_buffalo-linkstation-soho-ls720db-nas-review.png",
          "description": "RAID 1 DiskBench screenshot"
        }
      ]
    },
    {
      "id": "review-pcmag",
      "title": "Buffalo LinkStation 720 Review",
      "url": "https://www.pcmag.com/reviews/buffalo-linkstation-720",
      "kind": "review",
      "checkedAt": "2026-09-11",
      "locator": "Live 403; Wayback 2023-12-11 and UK mirror; LS720D 4TB RAID 1 mixed 4.9GB folder 85 MB/s write / 80 MB/s read",
      "readAction": "opened",
      "readScope": "Live 403 saved; UK/Wayback article text via fetch_content response mtwnk99fsxkpcv",
      "readingActorId": "b13-grok",
      "checkedOn": "2026-09-11",
      "materials": [
        {
          "sha256": "859c225fd90d076ffdc3a2f76c440858d49b7e82f19061181684208bde9244ae",
          "mimeType": "text/html",
          "sourceUrl": "https://www.pcmag.com/reviews/buffalo-linkstation-720",
          "description": "Live PCMag 403 body"
        }
      ]
    },
    {
      "id": "merchant-cdw",
      "title": "CDW — LS720D0802B",
      "url": "https://www.cdw.com/product/buffalo-linkstation-soho-700-series-ls720d0802b-nas-server-8-tb-taa-c/6540526",
      "kind": "merchant",
      "checkedAt": "2026-09-11T07:46:00Z",
      "locator": "Title MPN LS720D0802B 8TB; robots noindex; price not visible; Availability 0-2+ Days, ships once in stock",
      "readAction": "opened",
      "readScope": "Title/MPN/availability; price hidden",
      "readingActorId": "b13-grok",
      "checkedOn": "2026-09-11",
      "materials": [
        {
          "sha256": "31b94c3ed83d4e260fd1900edbc499df95df049d25f3ba8173c7682922194fe7",
          "mimeType": "text/html",
          "sourceUrl": "https://www.cdw.com/product/buffalo-linkstation-soho-700-series-ls720d0802b-nas-server-8-tb-taa-c/6540526",
          "description": "CDW 8TB PDP HTML"
        }
      ]
    },
    {
      "id": "official-manual",
      "title": "LinkStation 700 User Manual (35022143-13, March 2026)",
      "url": "https://manual.buffalo.jp/buf-doc/35022143-13_EN.pdf",
      "kind": "official",
      "checkedAt": "2026-09-11",
      "locator": "Printed pp. 54 USB compatibility footnotes; 66–72 LVM and backup modes; 226 no hot-swap",
      "readAction": "opened",
      "readScope": "Printed pages 54, 66–72, 226 only; remainder not claimed",
      "readingActorId": "b13-grok",
      "checkedOn": "2026-09-11",
      "materials": [
        {
          "sha256": "31d78cb18203d0fb72cf49a87887836b0107962277d43cdd2c74d35f2f5672a7",
          "mimeType": "text/plain",
          "sourceUrl": "https://manual.buffalo.jp/buf-doc/35022143-13_EN.pdf",
          "description": "Extract of printed pages 54, 66–72, 226 from parent-supplied LS700 manual"
        }
      ]
    }
  ],
  "coverage": {
    "productId": "buffalo-linkstation-soho-720-8tb",
    "roundStatus": "completed-work",
    "note": "completed-work is process status, not full data coverage; video and several US PDPs remain blocked",
    "partial": true,
    "dimensions": [
      {
        "dimension": "identity",
        "status": "已核实",
        "evidenceIds": [
          "ev-official-spec",
          "ev-official-datasheet"
        ],
        "remainingFields": [
          "Current bundled HDD MPN"
        ],
        "nextStep": "Read drive label on a purchased unit",
        "reusedVsReread": "US SoHo table and PDF reread 2026-09-11; B suffix kept distinct from LS720D"
      },
      {
        "dimension": "specifications",
        "status": "已核实",
        "evidenceIds": [
          "ev-official-spec",
          "ev-official-datasheet",
          "ev-official-firmware",
          "ev-official-manual"
        ],
        "remainingFields": [
          "Idle/typical watts",
          "Chassis vs shipping weight",
          "Internal vs brick PSU"
        ],
        "nextStep": "Keep dual dimension/weight figures; do not average them",
        "reusedVsReread": "Baseline 43 rows preserved; four rows appended"
      },
      {
        "dimension": "software-limits",
        "status": "部分覆盖",
        "evidenceIds": [
          "ev-official-mac",
          "ev-official-spec",
          "ev-official-firmware",
          "ev-official-manual"
        ],
        "remainingFields": [
          "Retail firmware in box",
          "Unread remainder of 236-page manual (users/security/UPS/Time Machine chapters)"
        ],
        "nextStep": "Do not claim the entire manual was read",
        "reusedVsReread": "Printed pp. 54, 66–72, 226 read this round from parent PDF"
      },
      {
        "dimension": "direct-measurement",
        "status": "已检索未找到",
        "evidenceIds": [],
        "remainingFields": [
          "Any original LS720D0802B throughput/noise/power test"
        ],
        "nextStep": "Do not fill zeros; keep 4TB SoHo and LS720D benches related for 8TB",
        "reusedVsReread": "No 8TB original test found after exact+family search"
      },
      {
        "dimension": "related-experience",
        "status": "部分覆盖",
        "evidenceIds": [
          "ev-pcmag",
          "ev-jp-ls720d",
          "ev-tweaktown"
        ],
        "remainingFields": [
          "PCMag live charts",
          "JP CDM graph image OCR"
        ],
        "nextStep": "Keep related numbers out of reviews[]",
        "reusedVsReread": "PCMag and buffalo.jp opened this round"
      },
      {
        "dimension": "us-new-pdp",
        "status": "部分覆盖",
        "evidenceIds": [
          "ev-newegg",
          "ev-cdw",
          "ev-best-buy"
        ],
        "remainingFields": [
          "Amazon live price/seller",
          "B&H live body",
          "Best Buy live body",
          "Adorama",
          "Micro Center"
        ],
        "nextStep": "Parent browser for blocked B&H/Amazon/Best Buy",
        "reusedVsReread": "Newegg reread; CDW/Aztek newly opened; Best Buy 8TB dated observation retained"
      },
      {
        "dimension": "buying-judgment",
        "status": "已核实",
        "evidenceIds": [
          "ev-official-spec",
          "ev-official-warranty",
          "ev-official-mac"
        ],
        "remainingFields": [
          "Exact electricity cost"
        ],
        "nextStep": "Independent review of related-vs-direct boundaries",
        "reusedVsReread": "Verdicts kept capacity-specific; 8TB still noindex-worthy for missing test"
      },
      {
        "dimension": "video",
        "status": "访问受阻",
        "evidenceIds": [],
        "remainingFields": [
          "ASR",
          "identity frames",
          "chart frames"
        ],
        "nextStep": "Parent in-app export for dPhV43m-reI still needed",
        "reusedVsReread": "No Lon.TV frames in parent-support-index this round"
      }
    ]
  },
  "retiredRecords": [],
  "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."
  }
}