OT-2026-000011391
Publication integrity record
Single cup vacuum gripper, common isolation valve, plant vacuum fed, 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-2026-000011391) never changes.
Identity and time
| Publication number | OT-2026-000011391 · never reused |
|---|---|
| Internal UUID | 01a0ae6c-88fe-7a1b-9898-e9c811c674a2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:12:23.703080Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000011391 |
| Status | PUBLIC |
Content hashes
| Canonical text | 08c56486fc29f8c0edf5b2a841c547db8a4513eff008fcfe0fcf414243f5ed40 |
|---|---|
| Markdown | b80ced8de9290fea1ca76daab376b83b417432f793b0c162e96ec821bd33b25c |
| Publication page | a5a8166fa02fe8e91cc36ed0117c6c513c7d0adb3bd570821767103b5c2ddf4d |
| Manifest | 1c0c53370ddb68edbcc22ffd25fb266c173d91146177fce736e40382e9d179b1 |
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 | uEgnFR+u7IVUOcMCaLqS8z/u7AFw8tF+DNkuWxfnTyb5nMjAFiXyIFdz6pg+eE4cOIvZh6Er2pkk3378+JcXCw== |
| 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
| 2026-09-17T12:13:08.209459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011391observed a5a8166fa02fe8e91cc36ed0117c6c51...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:13:08.189313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011391/manifest.jsonobserved 1c0c53370ddb68edbcc22ffd25fb266c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:13:08.170225Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011391/publication.mdobserved b80ced8de9290fea1ca76daab376b83b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:13:08.147726Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011391/publication.txtobserved 08c56486fc29f8c0edf5b2a841c547db...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. |
|---|