OT-2026-000004724
Publication integrity record
Vacuum cup gripper, three zone face, two stage ejector, contact triggered on the face
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-2026-000004724) never changes.
Identity and time
| Publication number | OT-2026-000004724 · never reused |
|---|---|
| Internal UUID | 01a0a921-5393-780f-acea-ab5b5644740a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:32:08.726935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004724 |
| Status | PUBLIC |
Content hashes
| Canonical text | f3bfbb70ea4bece2421abb7fc54a47e86f96d335c68a0e9aeddd03b067f9e8b8 |
|---|---|
| Markdown | e7b1bf7ed1105dbb3b95551822ba1b0bb55edb6d135ac2838563e1fbe8c5d969 |
| Publication page | 759efa9febaf6eea1df9d151f9bc2dd054d4565bb3bd9f0d699aea7982a802ea |
| Manifest | 426dc5a38d421d8be1c1d4afc46b5d05a5419bf63b35c493aeef9e1409807f8a |
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 | DKlISALLdh1wgpkyrwYolEV7Rx0WlK9k06l6mxc73D+aoW982F5tYcyEBTrcxiWc/eeECYSWx1iuG3CqzR/0CA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:25.692647Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004724observed 759efa9febaf6eea1df9d151f9bc2dd0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:25.679058Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004724/manifest.jsonobserved 426dc5a38d421d8be1c1d4afc46b5d05...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:25.665400Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004724/publication.mdobserved e7b1bf7ed1105dbb3b95551822ba1b0b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:25.651478Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004724/publication.txtobserved f3bfbb70ea4bece2421abb7fc54a47e8...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. |
|---|