OT-2026-000031160
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000031160) never changes.
Identity and time
| Publication number | OT-2026-000031160 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ab-77f4-8c71-12c39ad4495e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031160 |
| Status | PUBLIC |
Content hashes
| Canonical text | 53e753c3a28689a041cd55316e95c9c3d7d72b70bd0b801658e2453b3d2cba1e |
|---|---|
| Markdown | 9e4dcdc36476aa5aa995fa1f5b799c87d9b6b5f11212be9e6b44ec80a86ed1ad |
| Publication page | dfb1dcfd31dffcbea5dd298d04946ac45ccb0e65603b66f65d61a4f415dfe7c9 |
| Manifest | d3e42269b44f1bb4b55b8ca144ee71b6687710e0e2546b0429f8572637ba25fd |
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 | zyjle/BLoSB+mkB7tyP6gzdI+tveLFEoQyn1Wdkx4zqmp8Qgr3Oy0c0ahqjvf9I6VsgpQFDyUNnMl+u1eR5oCA== |
| 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
| 2026-09-17T11:35:42.351542Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031160observed dfb1dcfd31dffcbea5dd298d04946ac4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:42.333179Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031160/manifest.jsonobserved d3e42269b44f1bb4b55b8ca144ee71b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:42.315218Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031160/publication.mdobserved 9e4dcdc36476aa5aa995fa1f5b799c87...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:42.294666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031160/publication.txtobserved 53e753c3a28689a041cd55316e95c9c3...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. |
|---|