OT-2026-000004975
Publication integrity record
Vacuum cup gripper, three zone face, two outlet manifold, plant vacuum fed, contact triggered
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-2026-000004975) never changes.
Identity and time
| Publication number | OT-2026-000004975 · never reused |
|---|---|
| Internal UUID | 01a0a929-bed3-7173-bbf4-905790117ae0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:41:20.472154Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004975 |
| Status | PUBLIC |
Content hashes
| Canonical text | 263786ba7bfc6b40ad9040dc2976081caad5fe593c0184d152012df7496a1757 |
|---|---|
| Markdown | 62497f8c3016c4e9d4519d6fadeb5f79d4db262851946f8d4210ae32a4f012de |
| Publication page | d61c1c6eb71cff70ecacaa6ef4aa6248399b3584091d7d0da207dc0533f62b7b |
| Manifest | 2869d2e15fe80d73e1e5c11fb0485553b6bce28bb1979f75353c6ca52dcdb0a9 |
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 | dcG/G0W+ALAlvUdBOyRrOdDna1VurCfN95lcQ5NZUj3FS4+5iTU/Fl8nmEJFGbKnaJJlin0LeB06Ez+L4ABfCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:50:29.130216Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004975observed d61c1c6eb71cff70ecacaa6ef4aa6248...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:28.993167Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004975/manifest.jsonobserved 2869d2e15fe80d73e1e5c11fb0485553...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:28.981133Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004975/publication.mdobserved 62497f8c3016c4e9d4519d6fadeb5f79...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:28.967663Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004975/publication.txtobserved 263786ba7bfc6b40ad9040dc2976081c...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. |
|---|