OT-2026-000028082
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000028082) never changes.
Identity and time
| Publication number | OT-2026-000028082 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-77f5-98ae-8cb5ca6e6015 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028082 |
| Status | PUBLIC |
Content hashes
| Canonical text | 901a71ff4269fc40386513158153cefce4467a182879162f9485d8c4969c05a0 |
|---|---|
| Markdown | 94c632ba8bb08e8f5ef964a7c27ec519497c19e2da1110dd782c5b1c63482ead |
| Publication page | 3829895c6f83c32a1941df8ab060bc5bd1d24574c7cec03a52e54cb8fc3f1b13 |
| Manifest | db4dffaa41b3f1db56e5d9546e5bd976ad9fbda14a426151fe1b7e11589567a2 |
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 | vr2h1PZ2CBBkfUk1YJpX23B9g5R6x5fh1O4k2lMcZYqB2qmKF7qfHwUEk5iEGasp+c66tIfqoTgVexmcfbwTCQ== |
| 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
| 2026-09-17T11:42:25.448787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028082observed 3829895c6f83c32a1941df8ab060bc5b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:25.431263Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028082/manifest.jsonobserved db4dffaa41b3f1db56e5d9546e5bd976...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:25.413909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028082/publication.mdobserved 94c632ba8bb08e8f5ef964a7c27ec519...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:25.395252Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028082/publication.txtobserved 901a71ff4269fc40386513158153cefc...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. |
|---|