OT-2026-000031546
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, pump 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-2026-000031546) never changes.
Identity and time
| Publication number | OT-2026-000031546 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-7ca3-b1cc-beec35b8762f · 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-2026-000031546 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1c1c2be405e1ae69aac9df7c924464124ed3acffc29d2fcc4672d1e398003e26 |
|---|---|
| Markdown | aafaed1bfc633068f94c59d4baa7fb7148bd53b6196562f25bd9ee890d050cc7 |
| Publication page | 9ab171ce967bf0d7f82a4cd3b2cdeca35812b19d5e2aa765f929267ae2f54915 |
| Manifest | 4964c8cc1e8651960b9d9ed2d460f7cb6f6751d20eda9919c87b0adc87c5d46c |
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 | xqrTfbLBFEqWujOYwIyb58pqcrewuzvUgoLaWfkLjNpDO663wkmBm9jc8P6DmzzoiUVWBJHpH7D39E4upeY0CA== |
| 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
| 2026-09-17T11:36:23.360973Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031546observed 9ab171ce967bf0d7f82a4cd3b2cdeca3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:23.342834Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031546/manifest.jsonobserved 4964c8cc1e8651960b9d9ed2d460f7cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:23.326135Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031546/publication.mdobserved aafaed1bfc633068f94c59d4baa7fb71...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:23.308058Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031546/publication.txtobserved 1c1c2be405e1ae69aac9df7c92446412...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. |
|---|