OT-2026-000031458
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, pump fed, pulsed blow-off after 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-2026-000031458) never changes.
Identity and time
| Publication number | OT-2026-000031458 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-782d-b7dd-57ac41dff51e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031458 |
| Status | PUBLIC |
Content hashes
| Canonical text | 46391f22d856778340aed2e99a3c871d66ffb37e9cdd116d56f3447a008eaa94 |
|---|---|
| Markdown | 4e668ff07ad0c2fe6c97bf34bee866aa9b13f0443fb6f86300dbe7736c388f2c |
| Publication page | 1f149166c28913c59a04d4c23b93a149dff78a51216f4ff303ee43960d55fda8 |
| Manifest | c1cbfd7da1190f853d35d7829a7d58c2ec63308130bd58353ce0f1dab9ec2ec0 |
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 | EcTrR88jutR1VSYMeXQNH0kAkgGodJY1EwERwVtgK4JjBOaVN/rn8i+ZWu56+02JupCp/Pz8cZZQdJ/3cIb1Bg== |
| 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
| 2026-09-17T11:36:11.160886Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031458observed 1f149166c28913c59a04d4c23b93a149...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:11.141728Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031458/manifest.jsonobserved c1cbfd7da1190f853d35d7829a7d58c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:11.123443Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031458/publication.mdobserved 4e668ff07ad0c2fe6c97bf34bee866aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:11.103228Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031458/publication.txtobserved 46391f22d856778340aed2e99a3c871d...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. |
|---|