OT-2026-000062981
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented 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-2026-000062981) never changes.
Identity and time
| Publication number | OT-2026-000062981 · never reused |
|---|---|
| Internal UUID | 01a0ae8c-94a9-7a1d-ac40-a34c9be067cb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:47:23.840289Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000062981 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0be07430be39ab1d6c8e8b037e0ca4f862bcbebdfa860cf496ef3692b327a8e6 |
|---|---|
| Markdown | aeea0700b4d9bf459e21dcb7a28ddbbbfbd2c028860316ed5e1140b758604704 |
| Publication page | 2413cca7ca76f745a7704828d2d41226ca45a766f034bdd9bbadb1b9460c8eec |
| Manifest | f32271795925e8be4675a888e9d7fd931c0aaab45f336762530d2ef6854fbf1a |
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 | yYCs5ANjWcxaxvPJEY5iZ40Q5fxhwX6Y170rvQ5OD5Y6pmGIeyzRmwZjlu+wHSlnLlQK9OLUlu9s1v5Ft+lyCA== |
| 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
| 2026-09-17T10:40:30.240219Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062981observed 2413cca7ca76f745a7704828d2d41226...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:40:30.220392Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062981/manifest.jsonobserved f32271795925e8be4675a888e9d7fd93...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:40:30.202298Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062981/publication.mdobserved aeea0700b4d9bf459e21dcb7a28ddbbb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:40:30.184239Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062981/publication.txtobserved 0be07430be39ab1d6c8e8b037e0ca4f8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:38:42.991928Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062981observed 2413cca7ca76f745a7704828d2d41226...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:38:42.972823Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062981/manifest.jsonobserved f32271795925e8be4675a888e9d7fd93...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:38:42.954484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062981/publication.mdobserved aeea0700b4d9bf459e21dcb7a28ddbbb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:38:42.936129Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062981/publication.txtobserved 0be07430be39ab1d6c8e8b037e0ca4f8...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. |
|---|