OT-2026-000072621
Publication integrity record
Foam pad vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, supply line 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-2026-000072621) never changes.
Identity and time
| Publication number | OT-2026-000072621 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89d9-72bf-bea4-40008b77e84c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072621 |
| Status | PUBLIC |
Content hashes
| Canonical text | d9c4258ae9ef12f81af8bc7e6cd367c1f31ca6ac5dec9f930da4a403962e59e9 |
|---|---|
| Markdown | 01e47ff0298a8a24ac363d593cd27c73b7e03c20f51a66de7cd17fe14014fbae |
| Publication page | 2b2b4082d851bc0dcc595911357dbbc7a986e31112d99b70d5a0206158636db6 |
| Manifest | 4028b500f34697252428c620a058f49d327e568b6646e6dcbb0a475f1656ee79 |
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 | BfZxpbaWk7eUAtGjcfRuKAk+GUwOB7PuRGRTij35kN2AMC3sCfFO2c7/+/L1whKbT1tW4Sg2VzMMFXA8tIvnAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:22:28.555642Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072621observed 2b2b4082d851bc0dcc595911357dbbc7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:28.540551Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072621/manifest.jsonobserved 4028b500f34697252428c620a058f49d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:28.523882Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072621/publication.mdobserved 01e47ff0298a8a24ac363d593cd27c73...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:28.507683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072621/publication.txtobserved d9c4258ae9ef12f81af8bc7e6cd367c1...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. |
|---|