OT-2026-000029067
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, 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-2026-000029067) never changes.
Identity and time
| Publication number | OT-2026-000029067 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9f-73b7-847d-623899b4354c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029067 |
| Status | PUBLIC |
Content hashes
| Canonical text | 25dedecc3c613562586a95c7c56b800444a1b545dfa64c6b667b408971658030 |
|---|---|
| Markdown | c954bd1713b952cffb5a19cafa34916fc418647c9c7e83c3b9030b50a49cced9 |
| Publication page | 6304655ce79b887f186b4ead2cf5f62186adcf726c4c55c0b395df1f6bad4b8f |
| Manifest | 2bb0b53446493f94dd6494a696c942a43a08fe3bf1c05f774b00bd87da7d9599 |
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 | 2b9hEcKj4Q+bGMp636gC6xiduKAf/gbAXy1Ambmc9RaOIr9aoeLe+UPkOWAaP5htEe48vFrVREBue60PjZQIBQ== |
| 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
| 2026-09-17T08:20:44.689897Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029067observed 6304655ce79b887f186b4ead2cf5f621...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:44.542409Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029067/manifest.jsonobserved 2bb0b53446493f94dd6494a696c942a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:44.524984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029067/publication.mdobserved c954bd1713b952cffb5a19cafa34916f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:44.505256Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029067/publication.txtobserved 25dedecc3c613562586a95c7c56b8004...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. |
|---|