OT-2026-000021611
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, pump 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-2026-000021611) never changes.
Identity and time
| Publication number | OT-2026-000021611 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb59-753b-a242-050a59b57ab6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021611 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0f111d99a3640024a9d4995ceccb83ea7fb7cec7e040f03de06da1a1468cfbf2 |
|---|---|
| Markdown | 7536a9c0219c05e0d28e8ec3e8b43ea1085d827c67e156449845b28dd9010499 |
| Publication page | 7c70cd49643529b1807dfbfba2b68e891e18b25458da00b0e8d85a84a4a42763 |
| Manifest | 3998ad364d8d7bc58a9095c91d0305b496871e924de1849300d64f4011acf0a4 |
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 | r0I4HYp7nMMiz+S86TqVRd0/iRZ9XbscVnf2+1Oe/ZEqbuCt+0a/sp0PYrY5DJJ1rY1l0xks/wCRYOkGr4KDDw== |
| 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
| 2026-09-17T11:54:08.251912Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021611observed 7c70cd49643529b1807dfbfba2b68e89...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:08.233271Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021611/manifest.jsonobserved 3998ad364d8d7bc58a9095c91d0305b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:08.213781Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021611/publication.mdobserved 7536a9c0219c05e0d28e8ec3e8b43ea1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:08.197032Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021611/publication.txtobserved 0f111d99a3640024a9d4995ceccb83ea...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. |
|---|