OT-2026-000057449
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000057449) never changes.
Identity and time
| Publication number | OT-2026-000057449 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5c7-75cd-82e2-44ea6bea36cf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057449 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9db8dc58200fd021867493b19949eb8bcecb432a28e3ef5b4e49d4a6ef7612d1 |
|---|---|
| Markdown | 426d32143ec246ad36b3a30830137db35f6e563e00943a5330235a3361bf178d |
| Publication page | e0ec7575375c786ba4a4a07adfeb4e1dda5d9caffc8dce52e54bf4e526e3826f |
| Manifest | 0597e88997e853bb4f7162804981dce6c9a14ef80a8d12f81503b5e528278305 |
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 | XYnoaYMP7JyawZaEj9zZKabSLUhQwWrtLZdrPRAxT4N2ShCAKTrzfXgGZWYzm2yRtkCQB21yRzfv8XEneG8gDQ== |
| 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
| 2026-09-17T10:49:44.772080Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057449observed e0ec7575375c786ba4a4a07adfeb4e1d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:49:44.753974Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057449/manifest.jsonobserved 0597e88997e853bb4f7162804981dce6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:44.738115Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057449/publication.mdobserved 426d32143ec246ad36b3a30830137db3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:44.719191Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057449/publication.txtobserved 9db8dc58200fd021867493b19949eb8b...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. |
|---|