OT-2026-000020230
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000020230) never changes.
Identity and time
| Publication number | OT-2026-000020230 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-7061-ba19-33bea760fd68 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020230 |
| Status | PUBLIC |
Content hashes
| Canonical text | 60c25f147317750ba0d03b3249b0aee7a2a171458035f68ae82129b3501e0ef9 |
|---|---|
| Markdown | 7c119f4f772c9e87a5947586be0e686d2ee6008e3a11b0fbf6b3da6e41b65f38 |
| Publication page | e09f8103b10fb0834cf6595e2c998cea0e31c247a4253d93481c08cd35234147 |
| Manifest | 2cf3939d797f070e0d4bdb1901020ecfa73d15be2d03b2bf3f373a1eda98770a |
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 | 5vETfBQNpANIp9Ru9Vi+gItkP0p+Q05quZrQXVoZ95MEkfPQkjHsiZrKMSPaoFxBahqWwRlS/XWMB56avju1Ag== |
| 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
| 2026-09-17T11:56:34.052336Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020230observed e09f8103b10fb0834cf6595e2c998cea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:34.034560Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020230/manifest.jsonobserved 2cf3939d797f070e0d4bdb1901020ecf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:34.015250Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020230/publication.mdobserved 7c119f4f772c9e87a5947586be0e686d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:33.995622Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020230/publication.txtobserved 60c25f147317750ba0d03b3249b0aee7...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. |
|---|