OT-2026-000022575
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, two 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-2026-000022575) never changes.
Identity and time
| Publication number | OT-2026-000022575 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-f4ff-7f56-9ab4-786cef071551 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:07.953226Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022575 |
| Status | PUBLIC |
Content hashes
| Canonical text | 573a4be94dedb690094a128560b262af9c2483b4d36de2aa5f3fa7e1688aeee8 |
|---|---|
| Markdown | b9e42f6cd98f8a2ef19d711a4e93657dad1325160dfdde41f95d7376e8abccf4 |
| Publication page | a66c583dcf109d1ed9a3d150dcbd3d59ca56d67a6c2a5ff042fb4f12dc40b62a |
| Manifest | 662895ba3aa3333e3d6fad375eacc9a307e209b8a98b385e3e8e2492c7027a26 |
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 | +8paacU1s7ZBlKiwodpcZfioNJHe49U0ANPvkCx4lxfh/LdnunPnNM9m4dh6/DlEQhDE+lqICPl52FbPdgULAg== |
| 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
| 2026-09-17T11:54:00.943475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022575observed a66c583dcf109d1ed9a3d150dcbd3d59...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:00.926967Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022575/manifest.jsonobserved 662895ba3aa3333e3d6fad375eacc9a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:00.909632Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022575/publication.mdobserved b9e42f6cd98f8a2ef19d711a4e93657d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:00.892723Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022575/publication.txtobserved 573a4be94dedb690094a128560b262af...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. |
|---|