OT-2026-000012973
Publication integrity record
Single cup vacuum gripper, common isolation valve, plant vacuum fed, 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-2026-000012973) never changes.
Identity and time
| Publication number | OT-2026-000012973 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5564-7d2d-a974-e9d925573b8f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012973 |
| Status | PUBLIC |
Content hashes
| Canonical text | ae70b26df20e650239cee07978629afeeb6b044b83e4606e2386a78576e66767 |
|---|---|
| Markdown | 0013d5d7f2aad22751b58dd922dea4e79f1986ca9938b2b9b2b55be02b165ac9 |
| Publication page | 40105e03192ea258a83c769b939fd52a34153a5f861bd0e930fd50df23a5ca7d |
| Manifest | d8840db19fb65837d5e8a7857711cd4f4725bf7f2f06161811361f1606b80b9b |
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 | hJrPsJhaWQgSmL+DgxJrheV/BYOP1v0aYKXA4ajAvlSVqTkj3jmYujoGr9RIf3KTtZo1mBRFVDCjImqdOM4jAg== |
| 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
| 2026-09-17T12:10:47.066807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012973observed 40105e03192ea258a83c769b939fd52a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:47.046422Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012973/manifest.jsonobserved d8840db19fb65837d5e8a7857711cd4f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:47.025777Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012973/publication.mdobserved 0013d5d7f2aad22751b58dd922dea4e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:47.006389Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012973/publication.txtobserved ae70b26df20e650239cee07978629afe...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. |
|---|