OT-2026-000077001
Publication integrity record
Two cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000077001) never changes.
Identity and time
| Publication number | OT-2026-000077001 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b071-74b5-a3ed-96c7441b0f12 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:15.236414Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077001 |
| Status | PUBLIC |
Content hashes
| Canonical text | e2b430d68400904a20723395656156fde6684abd4840ecceb72c5d59eccedc7b |
|---|---|
| Markdown | f21a4862ce263717bc66c4707e6fd9cc7b5cbb29bd81f97782d6ff2c18dbcd02 |
| Publication page | 9dec7e77c58e51455ade34c74849bd5ac273ce42b87b27c6868e77b6d8a2f061 |
| Manifest | 946a3a509a617c642e99d7b90788ad581480ccc132f9bddae69e16bf152911a7 |
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 | jzW2+uiiKLiANWmqCRMTsQNXEJtOnlaZNsDYJ+Nj61ORTICEMp3xE5aaNOaP2xSfWu9u57cYoOQUqFNXjMh+Cg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:10:20.703279Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077001observed 9dec7e77c58e51455ade34c74849bd5a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:20.555929Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077001/manifest.jsonobserved 946a3a509a617c642e99d7b90788ad58...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:20.534419Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077001/publication.mdobserved f21a4862ce263717bc66c4707e6fd9cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:20.513389Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077001/publication.txtobserved e2b430d68400904a20723395656156fd...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. |
|---|