OT-2026-000031156
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000031156) never changes.
Identity and time
| Publication number | OT-2026-000031156 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ab-72fb-9bd7-88afafc3b13d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031156 |
| Status | PUBLIC |
Content hashes
| Canonical text | b24c533d1bbd83521094e5374d2fa49f0e08be8285b1edfd244866b96841bc5f |
|---|---|
| Markdown | 1686ce3f2d12cce93b3b411c34a6272184e48adbcfd6ff446d6573019167ce20 |
| Publication page | bafdfe0e7c2a220e903936090086d90a050646884551dc0e14b914dca57ef2dc |
| Manifest | 29eab4a2ba8ec85336a0fad83f870482871f93f3033e2930126d1c26f506da8b |
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 | jdEgu4NWoJjKmCcmV90jKROO1szofH7CWdUktMJBbKSAX4Vn9X2AM4/PxAfMXzd5nU8cNGkVovr70UxOzg7iCA== |
| 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
| 2026-09-17T11:35:42.015863Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031156observed bafdfe0e7c2a220e903936090086d90a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:41.997371Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031156/manifest.jsonobserved 29eab4a2ba8ec85336a0fad83f870482...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:41.969233Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031156/publication.mdobserved 1686ce3f2d12cce93b3b411c34a62721...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:41.833969Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031156/publication.txtobserved b24c533d1bbd83521094e5374d2fa49f...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. |
|---|