OT-2026-000021385
Publication integrity record
Six cup vacuum gripper, six 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-2026-000021385) never changes.
Identity and time
| Publication number | OT-2026-000021385 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865d-7c65-8454-204244f35bc9 · 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-2026-000021385 |
| Status | PUBLIC |
Content hashes
| Canonical text | 72ad490f36120b097429645545d63cbebd98f048cc571a5c72ef358212dc6ea5 |
|---|---|
| Markdown | 026dd0a162252508a1ef636ad4dae0971eb7db6731e8f3948b322336797cb336 |
| Publication page | fd4ca8fe55141d62e52a3f5a714805d656399f9f0d4019959488585d807b7bcb |
| Manifest | 52ec533f5570734fe9c1b4e6a0365d9f6335e0d7330a1d7a3695a3906b7b74fd |
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 | wGd8ZqDQ1+FR5msURtj0DWUpd45i8XbQM0k7kCZX07FLamxcGRih6MvpZ6knmpnM27hIccIwGlwkbgqIPBhZCA== |
| 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
| 2026-09-17T11:55:15.919332Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021385observed fd4ca8fe55141d62e52a3f5a714805d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:15.892051Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021385/manifest.jsonobserved 52ec533f5570734fe9c1b4e6a0365d9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:15.867630Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021385/publication.mdobserved 026dd0a162252508a1ef636ad4dae097...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:15.840483Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021385/publication.txtobserved 72ad490f36120b097429645545d63cbe...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. |
|---|