OT-2026-000031528
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, supply line pressure sensor, sustained 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-2026-000031528) never changes.
Identity and time
| Publication number | OT-2026-000031528 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-7945-8ead-bc6fa6337db8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031528 |
| Status | PUBLIC |
Content hashes
| Canonical text | cd5f552a7fa277b88b56495d8e71fe3b582517aeb0f57767d7f1cc53f8e6f35e |
|---|---|
| Markdown | d99400d87e7c43fb61318e1d5b68f48161a8ec0639fad52e430655d35a7fb3d7 |
| Publication page | e5cc337f34c1a61195486dd7653999fee6e315bc4065be4f3464b0a8b24319b5 |
| Manifest | 3c5ce1801b9d8202b0e06955e3b148fbb173021d1ea2a08efcf7f087e21b78cc |
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 | gAi7TTktHHjNtEntSVWPLqBDp36b1ra0aJSuuzN6iO7JdblSBxIMd6CtWqckBB1nMrfTko/qSzvgQjf/F0ZaAw== |
| 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
| 2026-09-17T11:36:21.996562Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031528observed e5cc337f34c1a61195486dd7653999fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:21.974374Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031528/manifest.jsonobserved 3c5ce1801b9d8202b0e06955e3b148fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:21.956645Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031528/publication.mdobserved d99400d87e7c43fb61318e1d5b68f481...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:21.938788Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031528/publication.txtobserved cd5f552a7fa277b88b56495d8e71fe3b...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. |
|---|