OT-2026-000020249
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000020249) never changes.
Identity and time
| Publication number | OT-2026-000020249 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-78d9-816c-cf0dc9cb2780 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020249 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3c00c8daf28798ce4eee5ec18c654424293f36e79e3c701eb43e637a93aa70ae |
|---|---|
| Markdown | abb916c29acf9950b04981cd27c3269d0ebce74439b982ae91b85be0f7816193 |
| Publication page | 0615c38ece54df244845352ce9a09d2fe3d1ef8785d7cde2077344423676b890 |
| Manifest | 620b95c89df51367f6f0de5d3b9d2d8c6d6992aa852a605c9c855fb33c09f7be |
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 | DdeyhvZIzrntyWNBu1uhrPI1LPwXpmhPic5cE/Xw0KyTGdE588xKOh0othTIh1dJnRHyUCYNjkRi8GYSTN7cBw== |
| 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
| 2026-09-17T11:56:35.702985Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020249observed 0615c38ece54df244845352ce9a09d2f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:35.682482Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020249/manifest.jsonobserved 620b95c89df51367f6f0de5d3b9d2d8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:35.664652Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020249/publication.mdobserved abb916c29acf9950b04981cd27c3269d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:35.645894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020249/publication.txtobserved 3c00c8daf28798ce4eee5ec18c654424...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. |
|---|