OT-2026-000006434
Publication integrity record
Vacuum cup gripper, four zone face, common isolation valve, pump fed, contact triggered, rubber cups
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-2026-000006434) never changes.
Identity and time
| Publication number | OT-2026-000006434 · never reused |
|---|---|
| Internal UUID | 01a0a95b-1ba8-73f9-8785-c6bfd535f1c2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:35:15.499771Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006434 |
| Status | PUBLIC |
Content hashes
| Canonical text | 318df91024a542261c771191a8251371dba399c91a0ea2082eb4825b30200714 |
|---|---|
| Markdown | 6b31c5c331fb5ef810acd46bee39d3c4bfd6f021e47764e1493e6a69837f1da1 |
| Publication page | 22e1b5650e44acffff72de2a5c984cf0c6966593b1b6d21e9e42fefba8868462 |
| Manifest | 1afb3f342d25d2a10d8659148f5ea85abac5227bcd03d948448fd3ff3b020e20 |
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 | Fq8zc+J+/AGGMskf3jDF8+MArVmwNOCZKGkltA5ISj2cn6mKR6RRc/h9OX0iHKs9C+s/S5KWJtcTQTLTS5UUCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:40:18.003381Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006434observed 22e1b5650e44acffff72de2a5c984cf0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:17.992100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006434/manifest.jsonobserved 1afb3f342d25d2a10d8659148f5ea85a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:17.976647Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006434/publication.mdobserved 6b31c5c331fb5ef810acd46bee39d3c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:17.958275Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006434/publication.txtobserved 318df91024a542261c771191a8251371...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. |
|---|