OT-2026-000034915
Publication integrity record
Four cup vacuum gripper, four zone face, pump fed, supply line pressure sensor, 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-2026-000034915) never changes.
Identity and time
| Publication number | OT-2026-000034915 · never reused |
|---|---|
| Internal UUID | 01a0ae76-1ed3-7c76-af18-f2a7d1a12cb8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:22:51.876169Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000034915 |
| Status | PUBLIC |
Content hashes
| Canonical text | f4b572666e20be7b8ca3683785794e3e1acd45133e569a7a6381673929711778 |
|---|---|
| Markdown | 89d583869c6163e75ab3569a006ab213ec88adf86965acdf45424b1c74d9ffe3 |
| Publication page | ea8da660813d04fe45c3ecfaec0d20e66f06ca9de72d8fa3562b34cf96086160 |
| Manifest | 591e1f70ab65ca1dda335fed78867c69b87233af9c5f94e37c531f152c9ed9b6 |
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 | OR/RkDZVU7/oFXi7nu3rEcf8FoLcL0UVAca+pUib3+5KyTboRGer+6kFb7oGIC9fDRpMwCuFg1brenzur9jgAw== |
| 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
| 2026-09-17T11:30:41.953935Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034915observed ea8da660813d04fe45c3ecfaec0d20e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:30:41.933290Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034915/manifest.jsonobserved 591e1f70ab65ca1dda335fed78867c69...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:30:41.914954Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034915/publication.mdobserved 89d583869c6163e75ab3569a006ab213...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:30:41.896724Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034915/publication.txtobserved f4b572666e20be7b8ca3683785794e3e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:29:55.691076Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034915observed ea8da660813d04fe45c3ecfaec0d20e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:29:55.671790Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034915/manifest.jsonobserved 591e1f70ab65ca1dda335fed78867c69...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:29:55.655001Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034915/publication.mdobserved 89d583869c6163e75ab3569a006ab213...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:29:55.635524Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034915/publication.txtobserved f4b572666e20be7b8ca3683785794e3e...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. |
|---|