OT-2026-000053423
Publication integrity record
Four cup vacuum gripper, four zone face, single stage ejector, supply line pressure sensor, 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-2026-000053423) never changes.
Identity and time
| Publication number | OT-2026-000053423 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a8f-790a-8d5d-3f24f7f97dc0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053423 |
| Status | PUBLIC |
Content hashes
| Canonical text | b1cb3eebde43aa7c6a252afe6425aed46ba0b5ad8ba6623dad99ea8547739594 |
|---|---|
| Markdown | e99bebbfd2407c3183b6d90a0fdf8f9b4425e60c413719ca4cd2674d4ca83634 |
| Publication page | 9c531b3bb9dda761dafa30fb50b39d4b5a202d9716e909b08387473778d4a2d4 |
| Manifest | 43ca46f3c993afba098b96070f8bfba08a2940febf63998c07aafb3a991dad4a |
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 | WUJuI0rqxUHMapZHVEx1Np5JAoUrV5ccZ+WxGFf5atvW60B1HPFtekMoSpKdlOxsvp0V1Hnk5fDi/rjx45plDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:55:09.446022Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053423observed 9c531b3bb9dda761dafa30fb50b39d4b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:09.426854Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053423/manifest.jsonobserved 43ca46f3c993afba098b96070f8bfba0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:09.407250Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053423/publication.mdobserved e99bebbfd2407c3183b6d90a0fdf8f9b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:09.386466Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053423/publication.txtobserved b1cb3eebde43aa7c6a252afe6425aed4...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. |
|---|