OT-2026-000029811
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, three 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-2026-000029811) never changes.
Identity and time
| Publication number | OT-2026-000029811 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e24-7d0e-b9db-9d98866705df · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029811 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1b51dc1abb2f00c1f3abea605d01a234dcffa5c0808e8bfeafb10f62e59fc305 |
|---|---|
| Markdown | c5edaa1f5ebbb0f386de663d8e1e1ead87c9f074f6aa9e2880d96af620020f9b |
| Publication page | 47247b8ae621d1c02ee2e737a8bd8b37881ad4112d03b8729f1c310819388589 |
| Manifest | 31eeb9ba9b8ee1149763f1a9d84bb0628a8b949c7fa78660c1f6712f6fd54b3c |
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 | f4ZLdur05WrAr5KxjwYIr/QNRHl44AyS7Qz6MvMgqSLMB88nQS1hv6D1Bhxnea8rXJybQsSH5q6ZEBFQUFV+BQ== |
| 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
| 2026-09-17T11:39:34.999456Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029811observed 47247b8ae621d1c02ee2e737a8bd8b37...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:34.981849Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029811/manifest.jsonobserved 31eeb9ba9b8ee1149763f1a9d84bb062...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:34.962869Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029811/publication.mdobserved c5edaa1f5ebbb0f386de663d8e1e1ead...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:34.943871Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029811/publication.txtobserved 1b51dc1abb2f00c1f3abea605d01a234...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. |
|---|