OT-2026-000023916
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, plant vacuum 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-2026-000023916) never changes.
Identity and time
| Publication number | OT-2026-000023916 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed6-76ca-a381-c05aebad72a4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:55.528856Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023916 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0a4772e06aff248228b2c861e478f7d99db871bc72b129a95b56150456f676c6 |
|---|---|
| Markdown | 117d8810e294cf31dac30f9242e54d7659ae423e630eae994e3256b2c84d07ee |
| Publication page | 8904891304a089225908beb5576a40e22c4ac226202596712586822ab0eada2f |
| Manifest | 95c12bd0d14c80fd71f15ce3272851e3ce7c8e6ec81f7f9ebcca32fa00985764 |
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 | cwI9gFfGLmY6jGNcdLvDcL8VQYxbTHJRLDg1soS46bb3QGhg2guibynVd6v6x5Bnauv05V/V+JKfWFOY9LkqCw== |
| 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
| 2026-10-09T08:41:20.619492Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023916observed 8904891304a089225908beb5576a40e2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-09T08:41:20.503249Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023916/manifest.jsonobserved 95c12bd0d14c80fd71f15ce3272851e3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T08:41:20.335305Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023916/publication.mdobserved 117d8810e294cf31dac30f9242e54d76...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T08:41:20.212094Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023916/publication.txtobserved 0a4772e06aff248228b2c861e478f7d9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T04:41:39.559647Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023916observed 8904891304a089225908beb5576a40e2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T04:41:39.459401Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023916/manifest.jsonobserved 95c12bd0d14c80fd71f15ce3272851e3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T04:41:39.287648Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023916/publication.mdobserved 117d8810e294cf31dac30f9242e54d76...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-03T04:41:39.095418Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023916/publication.txtobserved 0a4772e06aff248228b2c861e478f7d9...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|