OT-2026-000019864
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000019864) never changes.
Identity and time
| Publication number | OT-2026-000019864 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb6-730b-9155-87dfa814bf24 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019864 |
| Status | PUBLIC |
Content hashes
| Canonical text | 89eb4ac444e1b2d1980a71becec366c49ecc609bd7eae689142bbd2937478107 |
|---|---|
| Markdown | e278eff6616bf745f6fab13b1896e8b3c661bc927a250c8ceb1e9bfe92b79f44 |
| Publication page | 5bb2bb7c42d14002fa190c127d40b68835009c1528928df9ebd5feef4dd90088 |
| Manifest | 08975fa8e0ec43f1c727798c3a10dbef0ab38ff2f24b92d07221b0d235984c6f |
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 | DgZmfjndOvYPxqzvceAXgvbqHNLtNMhcCiH2+0krCTi22DM/iy/ayG25/qFZ4STIA+OoyFgGWEVQmHdNckl+AA== |
| 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
| 2026-09-17T11:58:03.900469Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019864observed 5bb2bb7c42d14002fa190c127d40b688...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:03.883082Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019864/manifest.jsonobserved 08975fa8e0ec43f1c727798c3a10dbef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:03.863806Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019864/publication.mdobserved e278eff6616bf745f6fab13b1896e8b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:03.842440Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019864/publication.txtobserved 89eb4ac444e1b2d1980a71becec366c4...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. |
|---|