OT-2026-000013604
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single stage ejector, 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-2026-000013604) never changes.
Identity and time
| Publication number | OT-2026-000013604 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de8-7fb7-84fe-ce61d0a651cc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013604 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4052af55c70b75eeda87a8a0b64c92f8b2f6a6810815ee4da8423f3204b4c6eb |
|---|---|
| Markdown | 911bbb88419a9237d0a8d885c6607ced320f6baeb0251bc0e8c5ed5ce2a4824b |
| Publication page | 5b8ed4ae92307fb60d56860af3467010ba7aa2eb1892d7c50112baf303e47f89 |
| Manifest | 34f48c8ae13752742dea11995a1ed0cc109d8be764bc17b64c10d56783096e28 |
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 | 3our7acLF7wJIwtnJZXMXUb/UZuYEz94EBDahdNdUFAvtFn3RlGRTOS7zONV8M5iOz9bivxKfAcpCH85joXfCw== |
| 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
| 2026-09-17T12:10:30.707919Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013604observed 5b8ed4ae92307fb60d56860af3467010...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:30.690768Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013604/manifest.jsonobserved 34f48c8ae13752742dea11995a1ed0cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:30.628662Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013604/publication.mdobserved 911bbb88419a9237d0a8d885c6607ced...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:30.568803Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013604/publication.txtobserved 4052af55c70b75eeda87a8a0b64c92f8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:31.802031Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013604observed 5b8ed4ae92307fb60d56860af3467010...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:31.783381Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013604/manifest.jsonobserved 34f48c8ae13752742dea11995a1ed0cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:31.722753Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013604/publication.mdobserved 911bbb88419a9237d0a8d885c6607ced...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:31.653772Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013604/publication.txtobserved 4052af55c70b75eeda87a8a0b64c92f8...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. |
|---|