{ "schemaVersion": 1, "productId": "seagate-ironwolf-pro-st28000nt000-28tb", "exactMpn": "ST28000NT000", "runId": "buying-research-full-grok-20260911", "recordedAt": "2026-09-11T09:36:37.544413+00:00", "subject": { "sha256": "da2f3de7192beeca9da5252d4c0cd3a753a5918dae5861d362e4978a154fac4b", "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": "b01-grok", "label": "Grok 4.6", "provider": "xai", "model": "grok-4.6", "effort": "xhigh", "identityBasis": "Verified execution receipt", "sessionId": "01a08f02-7440-7506-8e21-1922494f08a2" }, { "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-hdd_research", "role": "research-and-self-review", "scope": "research and self-review", "legacyLabel": "/root/hdd_research — research and self-review", "reviewedAt": "2026-09-10T02:57:11.326059+00:00", "subjectSha256": "d9258127bfa42ed7329392c8a4385793134ef3ef4b09b94273aeca7ef57075d6", "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-other_nas_research", "role": "independent-evidence-review", "scope": "independent evidence review", "legacyLabel": "/root/other_nas_research — independent evidence review", "reviewedAt": "2026-09-10T02:57:11.326059+00:00", "subjectSha256": "d9258127bfa42ed7329392c8a4385793134ef3ef4b09b94273aeca7ef57075d6", "subjectHashKind": "raw-file-sha256", "recordedAt": "2026-09-11T05:49:51.110527+00:00", "status": "historical-record", "evidenceRefs": [ "reports/buying-research-all-products-20260910/owners/nas_other/reviews-by-nas-other/seagate-ironwolf-pro-st28000nt000-28tb.json" ] }, { "id": "legacy-20260910-3", "actorId": "legacy-codex-root", "role": "integration-and-page-review", "scope": "integration and local page review", "legacyLabel": "/root — integration and local page review", "reviewedAt": "2026-09-10T02:57:11.326059+00:00", "subjectSha256": "d9258127bfa42ed7329392c8a4385793134ef3ef4b09b94273aeca7ef57075d6", "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" ] }, { "actorId": "b01-grok", "role": "research-and-self-check", "status": "completed", "subjectSha256": "36678226c5ebf036d33788bd9cce55523097d0514ecb2dd938f218e7a7cf895a", "researchedAt": "2026-09-11" }, { "actorId": "current-codex-root", "role": "editorial-correction", "status": "completed", "inputSubjectSha256": "36678226c5ebf036d33788bd9cce55523097d0514ecb2dd938f218e7a7cf895a", "subjectSha256": "da2f3de7192beeca9da5252d4c0cd3a753a5918dae5861d362e4978a154fac4b", "changes": [ { "field": "specifications/audit/review context", "change": "Added explicit manual MTBF conditions and visually checked table evidence; removed unrelated scoring wording from32TB review context." } ] }, { "actorId": "current-codex-root", "role": "independent-review", "status": "completed", "subjectSha256": "da2f3de7192beeca9da5252d4c0cd3a753a5918dae5861d362e4978a154fac4b", "reviewedAt": "2026-09-11T09:36:37.544413+00:00", "scope": "Exact-model official table/manual discrepancies; original review or owner-source applicability; preserved material provenance and primary offers.", "evidenceChecks": [ "DS2129.4 exact12TB and DS2129.7 exact28/32TB columns visually read; shared manuals pages7–12 and reliability conditions independently read.12TB256MB/512MB source conflict retained.", "32TB ComputerBase and StorageReview full original bodies independently read earlier in this run; corrected full-surface cooling,7.6W,10GB FIO and LLM test conditions verified in round4.", "28TB original Materiel and BestBuy owner material independently read earlier; incentivized/verified badges retained, no fleet failure inference.12TB has no adopted exact-model lab.", "Earlier parent primary-pane checks reused:12TB Adorama514.77+9.10 shipping;28TB Newegg1019.99;32TB primaryTechnoDealsUSA1699 with separate NeweggOOS1159.99. Historical dates retained; no CCI or indexing changes." ] } ], "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": "datasheet", "title": "Seagate IronWolf Pro model specification table", "url": "https://www.seagate.com/content/dam/seagate/en_em/content-fragments/products/datasheets/ironwolf-pro-32-tb/ironwolf-pro-32-tb-DS2129-7-2510US-en_EM.pdf", "kind": "official", "checkedAt": "2026-09-11", "locator": "DS2129.7-2510US p.2 ST28000NT000 column: 512 MB, 270 MB/s OD, 550 TB/year, 6.8 W idle, 8.3 W operating, 28/32 dBA, 10 °C min ambient, 60 °C drive-reported max.", "readAction": "opened", "readScope": "Exact model original datasheet column visually checked with shared footnotes; not inferred from neighboring capacity.", "readingActorId": "current-codex-root", "checkedOn": "2026-09-11", "materials": [ { "sha256": "27cc7ef9dba7f2b454aaa7b25ec54bd8fb730fdf015315fc11b4559d59886d79", "mimeType": "application/pdf", "sourceUrl": "https://www.seagate.com/content/dam/seagate/en_em/content-fragments/products/datasheets/ironwolf-pro-32-tb/ironwolf-pro-32-tb-DS2129-7-2510US-en_EM.pdf", "description": "DS2129.7-2510US-en_EM downloaded 2026-09-11" }, { "sha256": "e40993c42df10fd25e8ef3319026d971ac051f795bc2e23e2be0ea3b141ee952", "sourceUrl": "https://www.seagate.com/content/dam/seagate/en_em/content-fragments/products/datasheets/ironwolf-pro-32-tb/ironwolf-pro-32-tb-DS2129-7-2510US-en_EM.pdf", "description": "Parent visually verified exact-model column in original datasheet render" } ] }, { "id": "manual", "title": "Seagate IronWolf Pro SATA product manual", "url": "https://www.seagate.com/content/dam/seagate/assets/products/nas-drives/ironwolf-pro-hard-drive/files/Seagate_IronWolf_Pro_SATA_Product_Manual_32-30-28-24TB_207967700B.pdf", "kind": "official", "checkedAt": "2026-09-11", "locator": "207967700B covers ST32000NT000 / ST30000NT011 / ST28000NT000 / ST24000NT031 — not ST24000NT002. Shared tables; 30/60 s ready; cache 512 MB row.", "readAction": "opened", "readScope": "pdftotext cover + specification summary tables", "readingActorId": "b01-grok", "checkedOn": "2026-09-11", "materials": [ { "sha256": "a7f0240c51dda47323d49324042981592d0dde2de80fe61f46e29808deb60254", "mimeType": "application/pdf", "sourceUrl": "https://www.seagate.com/content/dam/seagate/assets/products/nas-drives/ironwolf-pro-hard-drive/files/Seagate_IronWolf_Pro_SATA_Product_Manual_32-30-28-24TB_207967700B.pdf", "description": "IronWolf Pro SATA manual 207967700B" } ] }, { "id": "offer-bandh", "title": "B&H ST28000NT000 product offer", "url": "https://www.bhphotovideo.com/c/product/1904847-REG/seagate_st28000nt000_28tb_ironwolf_pro_7200.html", "kind": "merchant", "checkedAt": "2026-09-08T15:38:55.972741+00:00", "locator": "Product heading / MFR, selected capacity and quantity; primary purchase area and seller disclosure. Exact MFR; single drive; primary new listing says Temporarily Out of Stock. Price is an unavailable listing, not a buy-now quote.", "readAction": "not-attempted", "readScope": "B&H URL not re-fetched this round; 2026-09-08 observation reused without a new timestamp", "readingActorId": "b01-grok", "checkedOn": "2026-09-11", "materials": [] }, { "id": "offer-newegg", "title": "Newegg ST28000NT000 product offer", "url": "https://www.newegg.com/seagate-ironwolf-pro-st28000nt000-28tb-enterprise-nas-hard-drives-7200-rpm/p/N82E16822185113", "kind": "merchant", "checkedAt": "2026-09-08T15:38:55.972741+00:00", "locator": "Product heading / MFR, selected capacity and quantity; primary purchase area and seller disclosure. Exact model and capacity; primary Add to cart offer. Limit 1 per customer.", "readAction": "reused", "readScope": "Same Newegg PDP URL as 2026-09-11 open; this source id is the older dated merchant row, not a second live fetch", "readingActorId": "b01-grok", "checkedOn": "2026-09-11", "materials": [ { "sha256": "171b2f21f5898cd30d9daf7071b658061d8e279ce741058397427619e3364765", "mimeType": "text/html", "sourceUrl": "https://www.newegg.com/seagate-ironwolf-pro-st28000nt000-28tb-enterprise-nas-hard-drives-7200-rpm/p/N82E16822185113", "description": "PDP HTML saved 2026-09-11" } ] }, { "id": "offer-adorama", "title": "Adorama ST28000NT000 product offer", "url": "https://www.adorama.com/seagate-ironwolf-pro-sata-iii-3-5-internal-nas-hard-drive-7200-rpm/p/seast28000nt", "kind": "merchant", "checkedAt": "2026-09-08T15:38:55.972741+00:00", "locator": "Product heading / MFR, selected capacity and quantity; primary purchase area and seller disclosure. Exact MFR and single-drive selector verified; active primary stock not visible, so selector price is not quoted.", "readAction": "not-attempted", "readScope": "Adorama PDP not re-fetched this round; older dated row reused", "readingActorId": "b01-grok", "checkedOn": "2026-09-11", "materials": [] }, { "id": "current-newegg-1-20260910", "title": "Newegg: ST28000NT000 current US new listing", "url": "https://www.newegg.com/seagate-ironwolf-pro-st28000nt000-28tb-enterprise-nas-hard-drives-7200-rpm/p/N82E16822185113", "kind": "merchant", "checkedAt": "2026-09-10", "locator": "Exact MPN in H1; selected main offer shows Add to cart, seller Newegg, and a visible price of $1019.99.", "readAction": "reused", "readScope": "Same Newegg PDP URL as 2026-09-11 open; this source id is the older dated merchant row, not a second live fetch", "readingActorId": "b01-grok", "checkedOn": "2026-09-11", "materials": [ { "sha256": "171b2f21f5898cd30d9daf7071b658061d8e279ce741058397427619e3364765", "mimeType": "text/html", "sourceUrl": "https://www.newegg.com/seagate-ironwolf-pro-st28000nt000-28tb-enterprise-nas-hard-drives-7200-rpm/p/N82E16822185113", "description": "PDP HTML saved 2026-09-11" } ] }, { "id": "related-computerbase-32", "title": "ComputerBase IronWolf Pro 32 TB test", "url": "https://www.computerbase.de/artikel/storage/seagate-ironwolf-pro-32-tb-test.95987/", "kind": "review", "checkedAt": "2026-09-11", "locator": "ST32000NT000 HAMR; related high-capacity family only", "readAction": "opened", "readScope": "Full ComputerBase ST32000NT000 article; related for 28TB, not 28TB measurements", "readingActorId": "b01-grok", "checkedOn": "2026-09-11", "materials": [] }, { "id": "related-sr-32", "title": "StorageReview IronWolf Pro 32TB review", "url": "https://www.storagereview.com/review/seagate-ironwolf-pro-32tb-review-top-of-stack-capacity-for-multi-bay-nas", "kind": "review", "checkedAt": "2026-09-11", "locator": "ST32000NT000; related family, not 28TB measurements", "readAction": "opened", "readScope": "Full StorageReview ST32000NT000 article; related for 28TB", "readingActorId": "b01-grok", "checkedOn": "2026-09-11", "materials": [] }, { "id": "offer-newegg-20260911", "title": "Newegg ST28000NT000 product page", "url": "https://www.newegg.com/seagate-ironwolf-pro-st28000nt000-28tb-enterprise-nas-hard-drives-7200-rpm/p/N82E16822185113", "kind": "merchant", "checkedAt": "2026-09-11", "locator": "Newegg item 22-185-113 FinalPrice 1019.99 Instock true", "readAction": "opened", "readScope": "Newegg PDP HTML parsed 2026-09-11 for seller/price/availability", "readingActorId": "b01-grok", "checkedOn": "2026-09-11", "materials": [ { "sha256": "171b2f21f5898cd30d9daf7071b658061d8e279ce741058397427619e3364765", "mimeType": "text/html", "sourceUrl": "https://www.newegg.com/seagate-ironwolf-pro-st28000nt000-28tb-enterprise-nas-hard-drives-7200-rpm/p/N82E16822185113", "description": "PDP HTML saved 2026-09-11" } ] }, { "id": "official-cmr-hamr-list", "title": "Seagate CMR and SMR Hard Drives — IronWolf Pro classification", "url": "https://www.seagate.com/products/cmr-smr-list/", "kind": "official", "checkedAt": "2026-09-11", "locator": "3.5-inch IronWolf Pro table: CMR 2–24TB; Mozaic HAMR CMR 28/30/32TB; SMR N/A", "readAction": "opened", "readScope": "Parent-saved HTML; IronWolf Pro 3.5-inch table: CMR 2–24TB; Mozaic HAMR CMR 28/30/32TB", "readingActorId": "b01-grok", "checkedOn": "2026-09-11", "materials": [ { "sha256": "0f98f8e508f5be4b0df9222f93c998a3d3ef6a0dc359a38cd90893f668175019", "mimeType": "text/html", "sourceUrl": "https://www.seagate.com/products/cmr-smr-list/", "description": "Parent-saved Seagate CMR/SMR classification page" } ] }, { "id": "review-materiel-stephane-28", "title": "Materiel.net StephaneL ST28000NT000 owner review", "url": "https://www.materiel.net/avis-client/202507160064.html", "kind": "review", "checkedAt": "2026-09-11", "locator": "StephaneL 2026-06-08; variant 28 To 512 Mo; W11 NTFS-GPT; copy 200–250 Mo/s USB dock", "readAction": "opened", "readScope": "Full StephaneL 28TB entry in saved HTML.", "readingActorId": "b01-grok", "checkedOn": "2026-09-11", "materials": [ { "sha256": "b1b1c33dc20f89f3145738d314d5e77921c9572dd70512db2ee305ce21101036", "mimeType": "text/html", "sourceUrl": "https://www.materiel.net/avis-client/202507160064.html", "description": "Materiel.net reviews HTML" }, { "sha256": "d981c6cf26af02cedc578a26ab3be9ec7b0728cd5a79c8a29e5dc3b3ea9bc9c3", "mimeType": "application/json", "sourceUrl": "https://www.materiel.net/avis-client/202507160064.html", "description": "Parent reading notes" } ] }, { "id": "review-bestbuy-owners-28", "title": "Best Buy ST28000NT000 owner reviews (8)", "url": "https://www.bestbuy.com/product/seagate-ironwolf-pro-28tb-nas-internal-hard-drive-with-rescue-data-recovery-services/J37C5H5KWC/sku/12476546/reviews", "kind": "review", "checkedAt": "2026-09-11", "locator": "8 reviews on 28TB product page; Incentivized + Verified Purchaser badges", "readAction": "opened", "readScope": "All 8 Best Buy 28TB review bodies in saved capture. Incentivized+verified.", "readingActorId": "b01-grok", "checkedOn": "2026-09-11", "materials": [ { "sha256": "e5b5b6d3c3f1e1dccb9e80ea1542b23d6874864d7dbf12861f512be8f1684e2e", "mimeType": "text/plain", "sourceUrl": "https://www.bestbuy.com/product/seagate-ironwolf-pro-28tb-nas-internal-hard-drive-with-rescue-data-recovery-services/J37C5H5KWC/sku/12476546/reviews", "description": "Best Buy reviews capture" } ] } ], "coverage": { "productId": "seagate-ironwolf-pro-st28000nt000-28tb", "roundStatus": "部分完成", "dimensions": [ { "id": "identity", "status": "已核实", "evidenceIds": [ "ev-official-ds2129-7", "ev-official-cmr-hamr-28" ], "remainingFields": [ "No exact-MPN lab." ], "nextStep": "Match received label to ST28000NT000.", "reusedVsReread": "DS2129.7 EM column + classification page." }, { "id": "specifications", "status": "已核实", "evidenceIds": [ "ev-official-ds2129-7", "ev-official-cmr-hamr-28" ], "remainingFields": [ "Shared manual tables vs datasheet column." ], "nextStep": "Keep source-labeled rows.", "reusedVsReread": "PDF reread." }, { "id": "software-limits", "status": "部分覆盖", "evidenceIds": [ "ev-official-ds2129-7" ], "remainingFields": [ "No current NAS HCL dump for this MPN." ], "nextStep": "Check buyer NAS compatibility list.", "reusedVsReread": "IHM footnote only." }, { "id": "direct-measurement", "status": "部分覆盖", "evidenceIds": [ "ev-materiel-28" ], "remainingFields": [ "USB-dock few-file copy only; no professional lab." ], "nextStep": "Do not copy 32TB FIO/CDM/write-collapse cells.", "reusedVsReread": "Parent 28TB owner materials independently read." }, { "id": "related-experience", "status": "已核实", "evidenceIds": [ "ev-related-32-for-28", "ev-bestbuy-28" ], "remainingFields": [ "32TB thermal write is related, not 28TB." ], "nextStep": "Keep 270 vs 285 MB/s official OD difference visible.", "reusedVsReread": "ComputerBase/StorageReview 32TB reread." }, { "id": "us-new-pdp", "status": "部分覆盖", "evidenceIds": [ "ev-pdp-newegg-20260911" ], "remainingFields": [ "B&H/Adorama/Best Buy not re-fetched." ], "nextStep": "Browser pass if a second live storefront is required.", "reusedVsReread": "Newegg HTML parsed; duplicate Newegg-sold row retired." }, { "id": "buying-judgment", "status": "已核实", "evidenceIds": [ "ev-official-ds2129-7", "ev-official-cmr-hamr-28" ], "remainingFields": [], "nextStep": "Capacity vs 24TB price/cooling, without borrowed 32TB curves.", "reusedVsReread": "Intro corrected." }, { "id": "video", "status": "部分覆盖", "evidenceIds": [], "remainingFields": [ "No ST28000NT000 video ASR." ], "nextStep": "No exact 28TB video URL confirmed.", "reusedVsReread": "Not marked blocked." } ] }, "retiredRecords": [ { "kind": "offer", "id": "current-newegg-1-20260910-new", "supersededBy": "current-newegg-20260911-new", "reason": "Same clean PDP + MPN + seller; keep newest dated observation in research.offers.", "original": { "id": "current-newegg-1-20260910-new", "merchant": "Newegg", "seller": "Newegg", "url": "https://www.newegg.com/seagate-ironwolf-pro-st28000nt000-28tb-enterprise-nas-hard-drives-7200-rpm/p/N82E16822185113", "exactMpn": "ST28000NT000", "configuration": "One 28TB 3.5-inch SATA HDD", "priceUsd": 1019.99, "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 $1019.99.", "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." } } ], "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." } }