OT-2026-000032781
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off after 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-2026-000032781) never changes.
Identity and time
| Publication number | OT-2026-000032781 · never reused |
|---|---|
| Internal UUID | 01a0ae75-4841-7100-91f4-56629887e442 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:57.065765Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000032781 |
| Status | PUBLIC |
Content hashes
| Canonical text | b81c0abed118da682e3ebd0abacf9f71b22e8a0676c6f84301a5e24abc1503b0 |
|---|---|
| Markdown | 384d1ace51386c1d07c0fc01a6ff9c7c81438beec23cadeb276916855cf306a9 |
| Publication page | 2fb59a5c3f45b55a379b7b7f1c6fc86511f4a27b53f89f2748f523c4546a8c8d |
| Manifest | 1c39cdde01facced19387d4f01217c917e4f3fa8864267b29091b370845bfb28 |
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 | /8cIT0MAoA913yQ8MW5oPHxqKksg8mAJNWyQW9csukIRoTz6lJSutvhuqycPVqSaXQ1FG+nKEQkI2tsTNn4CAA== |
| 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
| 2026-09-17T11:32:13.367924Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032781observed 2fb59a5c3f45b55a379b7b7f1c6fc865...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:32:13.352620Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032781/manifest.jsonobserved 1c39cdde01facced19387d4f01217c91...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:32:13.335254Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032781/publication.mdobserved 384d1ace51386c1d07c0fc01a6ff9c7c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:32:13.317189Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032781/publication.txtobserved b81c0abed118da682e3ebd0abacf9f71...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. |
|---|