OT-2026-000072915
Publication integrity record
Foam pad vacuum gripper, four zone face, four outlet manifold, single stage ejector, 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-2026-000072915) never changes.
Identity and time
| Publication number | OT-2026-000072915 · never reused |
|---|---|
| Internal UUID | 01a0ae92-c814-7747-89f8-8d26fcd14ad6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:10.336919Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072915 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9522b88eba909161855d720e10a17ae273eed8ea34856286fe4a7bc49b02031c |
|---|---|
| Markdown | 79e76caf3c14691a2a0e745334796d3582a896df11d5d097cb1e3e11ddea806f |
| Publication page | 9684ed0cf0e98f28dbd435c1788c35c3420b3615d7c00a393fa56cd309eabf43 |
| Manifest | f9c8cd8739072dc7e6708055ea1aa49284332b380b965fa3752a112e1f08b5ad |
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 | KNz+XZzMcky68KTCyfe0WEeTNw+ykU5cybOi37TOFDTLOIpw99hvcrsrNqD6aDAvxOW4D0C/RG6LsR9wjzxIBg== |
| 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
| 2026-09-17T10:21:49.620281Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072915observed 9684ed0cf0e98f28dbd435c1788c35c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:49.602271Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072915/manifest.jsonobserved f9c8cd8739072dc7e6708055ea1aa492...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:49.585392Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072915/publication.mdobserved 79e76caf3c14691a2a0e745334796d35...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:49.567683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072915/publication.txtobserved 9522b88eba909161855d720e10a17ae2...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. |
|---|