OT-2026-000091144
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000091144) never changes.
Identity and time
| Publication number | OT-2026-000091144 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-f16b-70c5-8457-eb13a05b5a2f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:16.158740Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091144 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5f32f6b6ebe31ee1223bfa74494e465f6fabdc0a51b49e2596da1699bc0d9a7e |
|---|---|
| Markdown | 7985d605fb565277ba640a96954a6da9cd0fb0ee03c24ebfc18ac116620ed6a0 |
| Publication page | 9e9cc97659f76809456128392e2dbd796df7c7181bc087671429ddfed26fc8ce |
| Manifest | 1934840cea09f31b9710ade542c8e68801336d1b170dfcd0164355e131f35f5b |
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 | 9avVpGXXOh5kJ3qVdLiFCwWfZPDkU/lItmlZtQ90eWFG2zvyqYh38XSpa0/6Bj6ab32j3MdKhlXvyD4fKC+vBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:43:18.191476Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091144observed 9e9cc97659f76809456128392e2dbd79...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:43:18.175319Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091144/manifest.jsonobserved 1934840cea09f31b9710ade542c8e688...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:18.158956Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091144/publication.mdobserved 7985d605fb565277ba640a96954a6da9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:18.141546Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091144/publication.txtobserved 5f32f6b6ebe31ee1223bfa74494e465f...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. |
|---|