OT-2026-000045803
Publication integrity record
Four bellows cup vacuum gripper, four zone face, single stage ejector, 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-2026-000045803) never changes.
Identity and time
| Publication number | OT-2026-000045803 · never reused |
|---|---|
| Internal UUID | 01a0ae7d-8f05-725c-bee2-53a78702d210 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:30:59.492045Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000045803 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6c7d7bf3493690260b90b408539e5ade30b7be38a47ce668812349c8d1b44574 |
|---|---|
| Markdown | d1cb57be8f3d7cadf30a942830b145b34be383fef9946ed85f7855e4013f6bb3 |
| Publication page | 380ec5c2376bffb2e2b3a3ac0a01ec638e68c83ce8f28490a2440cf5078dd607 |
| Manifest | f03b429b17208732fa41219bef861b2cff87e1dfa9833f013bc2d9a0dc9ad595 |
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 | c5G6AbcVE/uarZDmUDn3LB1/Jxsbk83WhP6Rd4IvkKi9md9lMAEZvm0PvJKDImXCwGHVw8q+nSk7EOEfM93zBg== |
| 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
| 2026-10-26T20:41:15.736365Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045803observed 380ec5c2376bffb2e2b3a3ac0a01ec63...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-26T20:41:15.610201Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045803/manifest.jsonobserved f03b429b17208732fa41219bef861b2c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-26T20:41:15.550837Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045803/publication.mdobserved d1cb57be8f3d7cadf30a942830b145b3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-26T20:41:15.451746Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045803/publication.txtobserved 6c7d7bf3493690260b90b408539e5ade...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T00:41:59.637522Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045803observed 380ec5c2376bffb2e2b3a3ac0a01ec63...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T00:41:59.556674Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045803/manifest.jsonobserved f03b429b17208732fa41219bef861b2c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T00:41:59.391519Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045803/publication.mdobserved d1cb57be8f3d7cadf30a942830b145b3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T00:41:59.312123Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045803/publication.txtobserved 6c7d7bf3493690260b90b408539e5ade...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|