OT-2026-000021277
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold 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-2026-000021277) never changes.
Identity and time
| Publication number | OT-2026-000021277 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-793e-ad5d-2a8263fc40ca · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021277 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8b73a11e81899a77ab83ec59ac2d84944432d14a2c358c3c310747c64c029f64 |
|---|---|
| Markdown | 455109fbef21d4af057bf936d5be910bfb32cba3ca2a0ff5fade645f5cedb078 |
| Publication page | 9579a195625c7a3ac64298d1c5c143c75f4fcba6f691fee52c4e692c6168f296 |
| Manifest | 193d3dcbb5fa6cd3e679d7ab7a4a8d4d43cc56bb2be03b8ebabb05a9a1f2c7cb |
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 | 5NnOQlIEVCZSxkHPS0HMAhgzH7L49BE7065RUmStpffPeShnO/0C9Ve/3VeII28j4B4Rxud+bvftEXdcCTj7Dw== |
| 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
| 2026-09-17T11:55:06.446522Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021277observed 9579a195625c7a3ac64298d1c5c143c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:06.428102Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021277/manifest.jsonobserved 193d3dcbb5fa6cd3e679d7ab7a4a8d4d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:06.409098Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021277/publication.mdobserved 455109fbef21d4af057bf936d5be910b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:06.388453Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021277/publication.txtobserved 8b73a11e81899a77ab83ec59ac2d8494...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. |
|---|