OT-2026-000056289
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000056289) never changes.
Identity and time
| Publication number | OT-2026-000056289 · never reused |
|---|---|
| Internal UUID | 01a0ae87-4bd1-70fb-a5bf-66b497a0556a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:37.517586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056289 |
| Status | PUBLIC |
Content hashes
| Canonical text | 67683267b0f86d49a19d83f9a7fccc3bbe6c7b90bb5e027d95cac8d4d98bff8b |
|---|---|
| Markdown | 50ae5f8759e752a18694e3c30f9d4f00622425578572a6a6f9adfcf9e0ee4eb8 |
| Publication page | 877dba879bcbb5c6a9e05b4ec2d9de4c0c3a444e5898b6ae99dbfe08b4cf0906 |
| Manifest | 9ee649af31e877d896c9cf3056d69afb70a96ad4527efbf9429c62fcbc6db08c |
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 | xYdBBT/8gisr3Om1rVFocIBOaKxjZAsvPv5oKA7UcOD3Bb+uiQ7jO6KFJsXNjyjuv0jCVjUWnPln8xj7h8lCCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:50:46.822692Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056289observed 877dba879bcbb5c6a9e05b4ec2d9de4c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:46.804937Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056289/manifest.jsonobserved 9ee649af31e877d896c9cf3056d69afb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:46.786644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056289/publication.mdobserved 50ae5f8759e752a18694e3c30f9d4f00...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:46.766421Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056289/publication.txtobserved 67683267b0f86d49a19d83f9a7fccc3b...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. |
|---|