OT-2026-000020341
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump 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-2026-000020341) never changes.
Identity and time
| Publication number | OT-2026-000020341 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-71ae-9e1a-1c65597b26aa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020341 |
| Status | PUBLIC |
Content hashes
| Canonical text | d4d01333f6f1c75b68432ed6a4c059964fae5511009354dc53dd11f155a4aa90 |
|---|---|
| Markdown | 689ab18a0926371d72a2aae0d5ab304a2e3d24182f6459f2e4f22ac57e99432e |
| Publication page | 4095dad79908400cb06df7b73ea3d206a679dd8efe062f63f8781bf282fa36a1 |
| Manifest | 6ccad6f2acd30ed40d45eba2f75cf5e4f707175fd51199c73043c9425a4e16e0 |
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 | JNxEIcC+XNN+6MQJWqTC/m7XlWN2noDT5197s7oFyByw2Z4kDgoTM6kgDpns1hNOg9TV9Bm5BZpsfR9Qj6dTCg== |
| 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
| 2026-09-17T12:00:07.433808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020341observed 4095dad79908400cb06df7b73ea3d206...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:07.408287Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020341/manifest.jsonobserved 6ccad6f2acd30ed40d45eba2f75cf5e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:07.370475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020341/publication.mdobserved 689ab18a0926371d72a2aae0d5ab304a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:07.346544Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020341/publication.txtobserved d4d01333f6f1c75b68432ed6a4c05996...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:17.833588Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020341observed 4095dad79908400cb06df7b73ea3d206...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:17.814309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020341/manifest.jsonobserved 6ccad6f2acd30ed40d45eba2f75cf5e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:17.796962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020341/publication.mdobserved 689ab18a0926371d72a2aae0d5ab304a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:17.779709Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020341/publication.txtobserved d4d01333f6f1c75b68432ed6a4c05996...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. |
|---|