OT-2026-000021372
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000021372) never changes.
Identity and time
| Publication number | OT-2026-000021372 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865d-7d2c-b4bd-f1a50066301d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021372 |
| Status | PUBLIC |
Content hashes
| Canonical text | 35fa5e8c73e54abf0ed7f28b286cc652f8fb1de8be6d6416ffa6f29de64ba68d |
|---|---|
| Markdown | 84c3001bf004391c68eb1995e8fbb1b4f3f755a7dacc2d83882254b803396eea |
| Publication page | d8addc06143de6aaafa92962ddcfd3f33444b284d34162fa98f72e94eb9f6c00 |
| Manifest | eb822c8d0479951e8ecdb79f0299fab32bc0040adfc5a6d32cf0e5d73f87fbb3 |
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 | WJ9s0zOd4w2bxFzCLZAeIrOyjQ4YJf90x1VaGMSTI45DD7r+PqkQV2Jgdqh8LfELnAAPN37UuCka7lKWVNHgDA== |
| 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
| 2026-09-17T11:55:14.527176Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021372observed d8addc06143de6aaafa92962ddcfd3f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:14.507884Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021372/manifest.jsonobserved eb822c8d0479951e8ecdb79f0299fab3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:14.487300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021372/publication.mdobserved 84c3001bf004391c68eb1995e8fbb1b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:14.468928Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021372/publication.txtobserved 35fa5e8c73e54abf0ed7f28b286cc652...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. |
|---|