OT-2026-000103891
Publication integrity record
Three cup vacuum gripper, three zone face, per zone isolation, pump fed, pulsed blow-off after 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-2026-000103891) never changes.
Identity and time
| Publication number | OT-2026-000103891 · never reused |
|---|---|
| Internal UUID | 01a0aea5-15e7-73a5-8539-2ac76e508eb6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:09.781581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103891 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2e44fd61726eecfb80df885150ee07fd0ace5a61c5f0619c2e499a4c9d90a121 |
|---|---|
| Markdown | d33f3647231a75b80dc935e458d8aed2337fbc8772e01231a957e25e2847a5e2 |
| Publication page | d3df0484704d717f2769193062f0ed0f198ee483c6cdb6f4b5214cf8ef9618b8 |
| Manifest | 1ace40bdd65c007496e7d04e5b9efa5ecfa7b137a6a36be7975af16de8815439 |
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 | GnbfrzZYt7/6LevohLQWAP5aPydW3lyvzQijOo9P2eFLD7ovg3QR1BxPE07/k+4ugWr2q20yvz3ZHWhAqXlCBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:21:52.788955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103891observed d3df0484704d717f2769193062f0ed0f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:21:52.770537Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103891/manifest.jsonobserved 1ace40bdd65c007496e7d04e5b9efa5e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:52.752862Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103891/publication.mdobserved d33f3647231a75b80dc935e458d8aed2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:52.736032Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103891/publication.txtobserved 2e44fd61726eecfb80df885150ee07fd...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. |
|---|