OT-2026-000021059
Publication integrity record
Three cup vacuum gripper, three zone face, per zone isolation, 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-2026-000021059) never changes.
Identity and time
| Publication number | OT-2026-000021059 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e5-713b-b3d8-5fbc79376cf1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021059 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8ffe7c76253208ffc9ffde30c510d142c45e3d1da2444ce76d79c62be7795629 |
|---|---|
| Markdown | 56271418a184ec72726cf6447357cf67c599891ec62fb302abcf1f2eec7684bd |
| Publication page | 69a5681b92f401da25e25fc301194dab4a0b033cb3e871109a881fa6de3ed913 |
| Manifest | 47909f1cc5fe24160f90f2d5ea9be1e37660f725f26f61a6a363558c66018854 |
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 | R97yu3yBB4GZN3NnoaAGizrAPj8mXbi0QfiOt/S4DcKmT0WvOA0WWwXA/eST8MgWMAbYURi63Y1nZ6UW3n5jAw== |
| 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
| 2026-09-17T11:56:13.723444Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021059observed 69a5681b92f401da25e25fc301194dab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:13.705395Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021059/manifest.jsonobserved 47909f1cc5fe24160f90f2d5ea9be1e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:13.686487Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021059/publication.mdobserved 56271418a184ec72726cf6447357cf67...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:13.663118Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021059/publication.txtobserved 8ffe7c76253208ffc9ffde30c510d142...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. |
|---|