OT-2026-000012894
Publication integrity record
Foam pad vacuum gripper, 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-2026-000012894) never changes.
Identity and time
| Publication number | OT-2026-000012894 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5563-7268-a433-2c867ffed588 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012894 |
| Status | PUBLIC |
Content hashes
| Canonical text | b255d260dfb7963c95baa0ecca39a2b0e316d48e7371af44aba0b85744e1315d |
|---|---|
| Markdown | 3d2821268fdfc70e002c34b30682d50282a8eee1a967f31dcebcc743c12b12cd |
| Publication page | 6b5be0f0b842a0dbb862ba191bca5afca2a85250121bea05a64276e09b9b83a2 |
| Manifest | 7f03346e1e8b34c854207cb3d5a425a91c19b87d02b12c774f6322234d526182 |
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 | Vg5iGOReSoWjBYyq7jmEImglPWul+h33TsokPiXpEbi1Ucpr71awJdu8HpV1srD2cBQQ8MNqCtvqUUnbJ3zRDQ== |
| 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
| 2026-09-17T12:10:10.869397Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012894observed 6b5be0f0b842a0dbb862ba191bca5afc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:10.847747Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012894/manifest.jsonobserved 7f03346e1e8b34c854207cb3d5a425a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:10.827178Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012894/publication.mdobserved 3d2821268fdfc70e002c34b30682d502...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:10.808002Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012894/publication.txtobserved b255d260dfb7963c95baa0ecca39a2b0...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. |
|---|