OT-2026-000048177
Publication integrity record
Single cup vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off after set-down
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-2026-000048177) never changes.
Identity and time
| Publication number | OT-2026-000048177 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de2-7ff9-84b5-c33102d9d4d7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048177 |
| Status | PUBLIC |
Content hashes
| Canonical text | 28bcf77b15b6345b7fe37e188261de41ff3ee1f61959f24912532fa83a5a020a |
|---|---|
| Markdown | 654e3bbbf094acef1a32659964135511d31ebc48f0c3180e73cc28fd6b69bdf4 |
| Publication page | 3de26c540c327d28b7e63f80c6676adcb217992892cc790adcf6c4752828a1f1 |
| Manifest | 8fd71e64d777d9c40c49790619b28ae6398f8da1c5aae69468f3d5af73c113e2 |
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 | 6KSriZtrTYSAF6ZBstLl14v8ExBUr12tnvr2RbQXuGwKveSJsWNFQGk9kjfMPMFLLPvncUa/a1ez5zur+quZBA== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T12:43:17.264779Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048177observed 3de26c540c327d28b7e63f80c6676adc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:43:17.101273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048177/manifest.jsonobserved 8fd71e64d777d9c40c49790619b28ae6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:43:16.971388Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048177/publication.mdobserved 654e3bbbf094acef1a32659964135511...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:43:16.829950Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048177/publication.txtobserved 28bcf77b15b6345b7fe37e188261de41...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:42.818842Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048177observed 3de26c540c327d28b7e63f80c6676adc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:42.800934Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048177/manifest.jsonobserved 8fd71e64d777d9c40c49790619b28ae6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:42.782326Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048177/publication.mdobserved 654e3bbbf094acef1a32659964135511...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:42.764560Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048177/publication.txtobserved 28bcf77b15b6345b7fe37e188261de41...fetched by instance-3.rotem.ai from 34.69.0.72, 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. |
|---|
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
| Custody package | Pending Custody packages are produced weekly. |
|---|