OT-2026-000050743
Publication integrity record
Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, pressure sensor per zone, 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-2026-000050743) never changes.
Identity and time
| Publication number | OT-2026-000050743 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b1-70b9-8369-2bb5a548c110 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:41.548889Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050743 |
| Status | PUBLIC |
Content hashes
| Canonical text | 694f19c83bc0d0d4487d22e69adf299c3cc9b20fc1939045a8135284e367da50 |
|---|---|
| Markdown | 3b91504311f6daccab0059ee730796199fe4b4e2551931728518f9444174ed7d |
| Publication page | 5109f5da48742540eff850113eff3d01b182cd7c2e5af84977f1aedc5b168c7f |
| Manifest | ab500e9d174203dbf3de7d2477b3a0d1c6bebc6cef5ab982831fd7774220bbcd |
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 | nD26Wy+TLGYROzOFD97x8MEnzcbuKZojWceLdUyKgVPhjj2O+lXCGFlQ6HHx6MEUXezKWRfQhWCNwF1VZYnDCQ== |
| 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
| 2026-09-17T11:00:07.208541Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050743observed 5109f5da48742540eff850113eff3d01...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:00:07.175567Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050743/manifest.jsonobserved ab500e9d174203dbf3de7d2477b3a0d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:07.147649Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050743/publication.mdobserved 3b91504311f6daccab0059ee73079619...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:07.146116Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050743observed 5109f5da48742540eff850113eff3d01...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:07.121128Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050743/publication.txtobserved 694f19c83bc0d0d4487d22e69adf299c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:07.118017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050743/manifest.jsonobserved ab500e9d174203dbf3de7d2477b3a0d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:07.094454Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050743/publication.mdobserved 3b91504311f6daccab0059ee73079619...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:07.072710Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050743/publication.txtobserved 694f19c83bc0d0d4487d22e69adf299c...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. |
|---|