OT-2026-000022431
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, single stage ejector, 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-2026-000022431) never changes.
Identity and time
| Publication number | OT-2026-000022431 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-f4fd-7ab9-ba4f-ea050831b6be · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:07.953226Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022431 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2edbbafc5f04e38d637a9cf0555b99acbdd4243fcaa6ac2d91f044675f830017 |
|---|---|
| Markdown | 760b2b5df276a013f9950b595d3de1fd345c3164ad7311e9ecb04456860eed7f |
| Publication page | 48d7941a08de7772fd716b55ebabccce9cea21b2f3ae00b4db5cf44516aa29ff |
| Manifest | 1ceb0e4f3d4a2116d827f3aab172c17ad51cd9700cf46896f63d2075fa225ab2 |
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 | 5IJh0L5GGKRk2B6DAloDI53fkHD/PpFG0EToJsjoTON0JfotFpBoV/rKntiiSZ8sJLlV80x8ziNk0moIzeloDA== |
| 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
| 2026-09-17T11:53:49.353206Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022431observed 48d7941a08de7772fd716b55ebabccce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:53:49.337049Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022431/manifest.jsonobserved 1ceb0e4f3d4a2116d827f3aab172c17a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:49.320610Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022431/publication.mdobserved 760b2b5df276a013f9950b595d3de1fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:49.298851Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022431/publication.txtobserved 2edbbafc5f04e38d637a9cf0555b99ac...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. |
|---|