OT-2026-000032748
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000032748) never changes.
Identity and time
| Publication number | OT-2026-000032748 · never reused |
|---|---|
| Internal UUID | 01a0ae75-1071-7447-9600-effd80edbb86 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:42.658092Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000032748 |
| Status | PUBLIC |
Content hashes
| Canonical text | 65f13c7491ca75794287003d4e5bd5ee4af0603930975b5ba00acf09ca702d64 |
|---|---|
| Markdown | 9f998cff939523cf978c6800464a816fb3dd02f3c91c3b96391c10413cbe5183 |
| Publication page | d010ef92accdc587c866b507b72276035078064a69912d01ae7881d953966172 |
| Manifest | c35ca0b7a03ce548c314c2e96950fdd0dcb9f43584ea4e7c57f3bff893071ac1 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | 3zDiPL+I3GxwMJV1jKY7A3r3TEMaw11uBrKoCQWkZE3LHjwnqZGeMmLi2pP7YkKvZbm4WUFXRY7rfqmK85DdCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
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Independent retrieval
| 2026-10-23T12:41:12.864868Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032748observed d010ef92accdc587c866b507b7227603...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-23T12:41:12.786523Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032748/manifest.jsonobserved c35ca0b7a03ce548c314c2e96950fdd0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T12:41:12.720185Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032748/publication.mdobserved 9f998cff939523cf978c6800464a816f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-23T12:41:12.597233Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032748/publication.txtobserved 65f13c7491ca75794287003d4e5bd5ee...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T16:41:21.680804Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032748observed d010ef92accdc587c866b507b7227603...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T16:41:21.607822Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032748/manifest.jsonobserved c35ca0b7a03ce548c314c2e96950fdd0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T16:41:21.532923Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032748/publication.mdobserved 9f998cff939523cf978c6800464a816f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T16:41:21.451197Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032748/publication.txtobserved 65f13c7491ca75794287003d4e5bd5ee...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
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A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|