OT-2026-000031919
Publication integrity record
Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum 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-2026-000031919) never changes.
Identity and time
| Publication number | OT-2026-000031919 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad2-76a8-a64f-3462707033bd · 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-2026-000031919 |
| Status | PUBLIC |
Content hashes
| Canonical text | c1ceb1377060e044224389e690ec6cc2bdd15e10283953d332e98ac01f5ec486 |
|---|---|
| Markdown | 8d577101e80fb1d5e34e4624562eed77b13be74fc31e0d2c8665d5b7239d3a8d |
| Publication page | b6e0df5610ab8926ba854f22d65c503ee1653dcd9bff3df5d62ea7dfd2346ff6 |
| Manifest | 5d7d8f37d11d0bcfa2ebff36c56c0a7ad7c4a2a86819f7104d639e9b058c2754 |
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 | c/ljSZQUvq7Y3FxDXFt0y1mak6kdZof3ICFgtZESzwe72kqhKxI1g9oErDWcaL060IFUFUNbvwUky1XTDp1HCw== |
| 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
| 2026-09-17T11:35:11.664467Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031919observed b6e0df5610ab8926ba854f22d65c503e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:11.646416Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031919/manifest.jsonobserved 5d7d8f37d11d0bcfa2ebff36c56c0a7a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:11.627222Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031919/publication.mdobserved 8d577101e80fb1d5e34e4624562eed77...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:11.604459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031919/publication.txtobserved c1ceb1377060e044224389e690ec6cc2...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. |
|---|