OT-2026-000030505
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained 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-2026-000030505) never changes.
Identity and time
| Publication number | OT-2026-000030505 · never reused |
|---|---|
| Internal UUID | 01a0ae73-e504-7e55-8ce9-8a456e6c25b5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:26.007257Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030505 |
| Status | PUBLIC |
Content hashes
| Canonical text | f0a4f9dfa8b56e6c483da7a23d8162fc4577817e9254cf70319ece04a2667299 |
|---|---|
| Markdown | 503046f7a2a0a14460ffaaae6938dba8741a755a6c7735178683584a719f9049 |
| Publication page | 23a6202d13bd60eb30b1509f8df3f4364c756a34afb3372e80f8286e9c82f0a6 |
| Manifest | d09a68ebb36ef26b44d854a46771db5b381895b1ff0332a9b62bb633675685bc |
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 | 6sfwIn3v6lqSfmoQ8or0fqvDwc4Hyf9tSB5cjLUQMAtv7D5U9SL8cxKEOlpIpFjuc5gyjZKZOUWYMjSOYNzJBg== |
| 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
| 2026-09-17T11:38:21.805397Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030505observed 23a6202d13bd60eb30b1509f8df3f436...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:21.788924Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030505/manifest.jsonobserved d09a68ebb36ef26b44d854a46771db5b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:21.772040Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030505/publication.mdobserved 503046f7a2a0a14460ffaaae6938dba8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:21.754353Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030505/publication.txtobserved f0a4f9dfa8b56e6c483da7a23d8162fc...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. |
|---|