OT-2026-000074901
Publication integrity record
Four cup vacuum gripper, four zone face, four outlet manifold, pump fed, manifold 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-2026-000074901) never changes.
Identity and time
| Publication number | OT-2026-000074901 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2c-7b0c-b6b3-87010263d08a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074901 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3fae0af2b955c5d60f553bf6b23badcee5f0308c2beed3f04e2141a75ee670d4 |
|---|---|
| Markdown | d8aa6d961531fe4fdc6da144d4032565559bcb3baab8b85fbc90afec5220788d |
| Publication page | 30943dc7ed53e85133b64599051a3c8f85e7f9c46d1a2891eec0ebe47460d6ed |
| Manifest | dd25498881ef74328e0d2fa2d95286283a9ca0662b6bc6355f4b92b37dcce254 |
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 | 322TOPSjr/pF3rW5hiAYCtV3Vrai3yY6u7knRDNtZBNW9x/E8ylW2v9Tx6VzGNZRSkd+clFtPg8Cd4mI52awDw== |
| 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
| 2026-09-17T10:18:37.409666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074901observed 30943dc7ed53e85133b64599051a3c8f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:37.394502Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074901/manifest.jsonobserved dd25498881ef74328e0d2fa2d9528628...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:37.379464Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074901/publication.mdobserved d8aa6d961531fe4fdc6da144d4032565...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:37.361854Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074901/publication.txtobserved 3fae0af2b955c5d60f553bf6b23badce...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. |
|---|