OT-2026-000031754
Publication integrity record
Three pad foam 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-2026-000031754) never changes.
Identity and time
| Publication number | OT-2026-000031754 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad0-7fe0-887a-922b97a1a216 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031754 |
| Status | PUBLIC |
Content hashes
| Canonical text | de982db8dd9308e4b663656c4830a418d82a1a5182c9d77dcb8cf1399f1fdae8 |
|---|---|
| Markdown | 27cc4445a329276b829d93240e81c687e1e39fe306732ec446c0ce5ace9cf89a |
| Publication page | 836aa90e9aa0b47c0569f9a426561a46291c8984fd3e7befa62a5a3b98c95fc3 |
| Manifest | 308092b8e8396ebd44b7bd5ac96729dcfef374f6556961d07feb2332c7eb0da6 |
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 | UClIE6R+/iMgj0JSrOReO+WMStMV8ow9RFCs+LN+GvnzvEiEl8A7TnEFyz01/X2Ht+kwvZ5BiYlMK3p0Cfl8Bg== |
| 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
| 2026-09-17T11:34:52.453651Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031754observed 836aa90e9aa0b47c0569f9a426561a46...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:52.437109Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031754/manifest.jsonobserved 308092b8e8396ebd44b7bd5ac96729dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:52.419166Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031754/publication.mdobserved 27cc4445a329276b829d93240e81c687...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:52.400070Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031754/publication.txtobserved de982db8dd9308e4b663656c4830a418...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. |
|---|