OT-2026-000022479
Publication integrity record
Four 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-2026-000022479) never changes.
Identity and time
| Publication number | OT-2026-000022479 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-f4fe-7b74-9868-44f302aaf68b · 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-2026-000022479 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0df3d6ed3d6fc29f8e69fa2d7f64d578b509e175176547a31fd019bcb3ac0945 |
|---|---|
| Markdown | 0bcf1095c5755cf9d9e78d33d15e338f9930fff20c5a1b4b1cdda180ef9433b8 |
| Publication page | 3f0eee76f09e70e7dcfabcf9be19fb94aeb72598ae147630dfa55512e6e5f600 |
| Manifest | 01cbd8d1747b8587d9b998b9f24bc2b7db7c30d34ee376fe64e670acf7f887e8 |
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 | jstKKclkRrryi08uOCS7URHnMAPZmt0sskC59V/JjGnUVeShqUUP0ikaoNaQzVrWBY9n6MZjSi0WFKgJBYMoCQ== |
| 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
| 2026-09-17T11:53:53.007351Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022479observed 3f0eee76f09e70e7dcfabcf9be19fb94...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:53:52.988102Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022479/manifest.jsonobserved 01cbd8d1747b8587d9b998b9f24bc2b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:52.972054Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022479/publication.mdobserved 0bcf1095c5755cf9d9e78d33d15e338f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:53:52.954244Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022479/publication.txtobserved 0df3d6ed3d6fc29f8e69fa2d7f64d578...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. |
|---|