OT-2026-000019567
Publication integrity record
Three cup vacuum gripper, three zone face, single stage ejector, 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-2026-000019567) never changes.
Identity and time
| Publication number | OT-2026-000019567 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f394-71d3-af70-9c7ab81190fb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019567 |
| Status | PUBLIC |
Content hashes
| Canonical text | 57a0536ee973f556e5da16c5ca8cbad08834c79d5e36999197574a35838b4c53 |
|---|---|
| Markdown | e3b3f4fe5aeacbf1266f54ded88c4ece23ba83b69d98b018f7f739ca06fa5388 |
| Publication page | f9621d8790f7188be062b6937465c8c0d8b026893272dd7c7680dacd5add46e9 |
| Manifest | fa0a030158cf82e7e2480791cae095d27ed869622a54cf3f05f48ff5a5957a0b |
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 | NFhGxkxV4Ay7pBwTgy/8GPnk+/HeWezGxWx/hyqUUHoKouOk29aEC9qy2EL91im20wMTWg25wqHRFdKZd4XzBw== |
| 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
| 2026-09-17T11:59:00.799409Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019567observed f9621d8790f7188be062b6937465c8c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:00.783650Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019567/manifest.jsonobserved fa0a030158cf82e7e2480791cae095d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:00.766824Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019567/publication.mdobserved e3b3f4fe5aeacbf1266f54ded88c4ece...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:00.738612Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019567/publication.txtobserved 57a0536ee973f556e5da16c5ca8cbad0...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. |
|---|