OT-2026-000072283
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, 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-2026-000072283) never changes.
Identity and time
| Publication number | OT-2026-000072283 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c3-77fe-b90c-caee2a2c2380 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:37.365346Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072283 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3e48bc1ebc895f65be68e33d9bb905379e432554ff3aef96dc285d431236c750 |
|---|---|
| Markdown | 7316a2fa9961d0ffe9624a4c9eb4f9597a44d51ff52ec208454aed758d96265f |
| Publication page | 7fe597845a136fef3dc0ac1018d1711e938832c9228333f5e4417ffd654e8d5d |
| Manifest | 5cb6cf8aab79a5a02e00a17dbb5b0966ff8fe7d20834d68998805dad4d89ccc3 |
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 | ekjjR+JrLBd6xjNSCwCve3dK4JzYAFkd+xoUuDnsxGzDqshknLEFjUMo2kAxd+bWT1oLYP+xDRm2BxaiqVgaAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:23:23.905052Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072283observed 7fe597845a136fef3dc0ac1018d1711e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:23.888627Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072283/manifest.jsonobserved 5cb6cf8aab79a5a02e00a17dbb5b0966...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:23.872472Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072283/publication.mdobserved 7316a2fa9961d0ffe9624a4c9eb4f959...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:23.856780Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072283/publication.txtobserved 3e48bc1ebc895f65be68e33d9bb90537...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. |
|---|