OT-2026-000031631
Publication integrity record
Foam pad vacuum gripper, two zone face, four outlet manifold, 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-2026-000031631) never changes.
Identity and time
| Publication number | OT-2026-000031631 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bacf-7ca1-ae73-0bf1c43b8a89 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031631 |
| Status | PUBLIC |
Content hashes
| Canonical text | e018cbd19c680338f9a61dae442af44cd1db51e2e43fdac87667e33374e8f3dd |
|---|---|
| Markdown | a8cb9004bb714896d5554096ab4557a5c35b894b43f2568a0aa78c6b13b25c6b |
| Publication page | 683e75ceb64cbe22eba4fa51b10beecfebd56dbd37088969dafc18f4eb5d1b28 |
| Manifest | 524931d5b05013e7785d9b39a66ea34efe9705c49cfeb49b274f3846469ebf55 |
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 | KTdfDgez2piu8O2vhzgGH/4xg72C6tAnz+qHSYGnN+rSJkN+dBcnZB0kBbvJRdIj0qf3PTtBDQK2UVxmjYjMAA== |
| 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
| 2026-09-17T11:34:40.990387Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031631observed 683e75ceb64cbe22eba4fa51b10beecf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:40.942760Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031631/manifest.jsonobserved 524931d5b05013e7785d9b39a66ea34e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:40.923907Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031631/publication.mdobserved a8cb9004bb714896d5554096ab4557a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:40.886014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031631/publication.txtobserved e018cbd19c680338f9a61dae442af44c...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. |
|---|