OT-2026-000028571
Publication integrity record
Three cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, 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-2026-000028571) never changes.
Identity and time
| Publication number | OT-2026-000028571 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f8-7ba7-abb1-bb5026c37f71 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028571 |
| Status | PUBLIC |
Content hashes
| Canonical text | f9591543e319e00e27f91837e29488c5d8921dc674af4d23e94e74d14eb94d71 |
|---|---|
| Markdown | 5f2b8f43a75a0b41e8877d4bc1f05b61887398160d1dffeb047f65231264ad3a |
| Publication page | 4c940cf1137b59ab3578d0932832fb3d0b9b9e8c547d192ad77c9cff98fd3c43 |
| Manifest | f9253bf54ef73d21caff5574b0a3d8f4cf50cefa1a735f4b3384ce14c092ace5 |
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 | mSsAtgCPnE+IQ2ICCjG+aCNjs3qkTzAu6rh4dpoqn4k+A/g060mA3jf6MYe3FfldFemq4CmlSP73shbxhbekBA== |
| 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
| 2026-09-17T11:40:51.558350Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028571observed 4c940cf1137b59ab3578d0932832fb3d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:51.539594Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028571/manifest.jsonobserved f9253bf54ef73d21caff5574b0a3d8f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:51.520877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028571/publication.mdobserved 5f2b8f43a75a0b41e8877d4bc1f05b61...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:51.500495Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028571/publication.txtobserved f9591543e319e00e27f91837e29488c5...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. |
|---|