OT-2026-000028941
Publication integrity record
Two cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000028941) never changes.
Identity and time
| Publication number | OT-2026-000028941 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9d-74ff-97f4-de2fc434ff2d · 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-2026-000028941 |
| Status | PUBLIC |
Content hashes
| Canonical text | 92f268f4a32e31bd90424433053c6b1d4be1881d99c74f7bf6566dd05a419504 |
|---|---|
| Markdown | f30b284b25e0f01d4210f4bb8779aeb6993b2c4202ff276748a752b23116f595 |
| Publication page | c08d967a6ac2219530a39dee9e3474231a904ef12b501a81f7dd64f155096854 |
| Manifest | aea44a47f26701cba503f971f0c9a13f711df8c299da0b22de4b2c9f2fdaec97 |
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 | I6OSdZYDNdgjcx161hY1xCFrAtn3VBC6L8mTODzYIYPgCoQuduGrQUjCqqyvFcjqPBobsjNV2I9rZ15bcJmYDQ== |
| 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
| 2026-09-17T08:20:23.997865Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028941observed c08d967a6ac2219530a39dee9e347423...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:23.979560Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028941/manifest.jsonobserved aea44a47f26701cba503f971f0c9a13f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:23.959686Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028941/publication.mdobserved f30b284b25e0f01d4210f4bb8779aeb6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:23.941445Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028941/publication.txtobserved 92f268f4a32e31bd90424433053c6b1d...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. |
|---|