OT-2026-000021967
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, 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-2026-000021967) never changes.
Identity and time
| Publication number | OT-2026-000021967 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5b-7699-aff6-065ec6b7273a · 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-2026-000021967 |
| Status | PUBLIC |
Content hashes
| Canonical text | a8b1465b6d8103f040e4fc052cd483c040aa768149bbf79a0d614a15770fad2a |
|---|---|
| Markdown | a61038a1e762dc0a98ba031aeb20d0d1c8455dd0320e9c22fe842e64479a3ce6 |
| Publication page | 255ee4b9dd27a026ad4a13e1a6d69b162bfd77add60ab3635610a8d5e44f3cbb |
| Manifest | a01f443b65226726a2c89c8fb24a1a4dcc4f88ea70acdfd3bf5068e169261260 |
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 | atuqydMN3O3wZEfOpPi7yIkcWZyr6ZVZ+3RH0aC/1E2mhTaMpSrg1irg0weS46PzgPd3CYbCrKv9VYhhYJ/fCA== |
| 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
| 2026-09-17T11:54:38.247587Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021967observed 255ee4b9dd27a026ad4a13e1a6d69b16...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:38.228931Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021967/manifest.jsonobserved a01f443b65226726a2c89c8fb24a1a4d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:38.211217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021967/publication.mdobserved a61038a1e762dc0a98ba031aeb20d0d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:38.193517Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021967/publication.txtobserved a8b1465b6d8103f040e4fc052cd483c0...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. |
|---|