OT-2026-000013760
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, 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-2026-000013760) never changes.
Identity and time
| Publication number | OT-2026-000013760 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de9-7de4-ac1c-f84bdac4b477 · 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-2026-000013760 |
| Status | PUBLIC |
Content hashes
| Canonical text | 10c9b7cd6e477054a536ab991762a03c6735c9b3a5baefac3d95fe044b77be23 |
|---|---|
| Markdown | 1b38b8061834cf90cb12ce75e2af5dd38eebd5730ddbd6e20a233917de4b2fc6 |
| Publication page | f3a600e66a0aa1181e1171c53e4ca439cefe068bf7dc151ab076c63214ce259b |
| Manifest | d353c56b947f5ac01c1e7af6849fcbce4ff69f23ad1f80b626aea4284c796144 |
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 | /Qg2NlE9G9X2Gz/Y2icmmVtQ+4+uJF7fCifIvteXrNiondp+lXvAd5WsUuhhc2ZBbkazVkzftex1Hi8vQyGPBg== |
| 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
| 2026-09-17T12:08:50.100819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013760observed f3a600e66a0aa1181e1171c53e4ca439...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:08:50.077360Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013760/manifest.jsonobserved d353c56b947f5ac01c1e7af6849fcbce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:50.058212Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013760/publication.mdobserved 1b38b8061834cf90cb12ce75e2af5dd3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:50.037264Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013760/publication.txtobserved 10c9b7cd6e477054a536ab991762a03c...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. |
|---|