OT-2026-000076257
Publication integrity record
Four cup vacuum gripper, four zone face, three stage ejector, pressure sensor per zone, 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-2026-000076257) never changes.
Identity and time
| Publication number | OT-2026-000076257 · never reused |
|---|---|
| Internal UUID | 01a0ae94-6a6f-792a-bb79-0cc02d405bd2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:57.307071Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076257 |
| Status | PUBLIC |
Content hashes
| Canonical text | 755bd60717ca7fe73ae58fcfb760fd850224bb6cd4f7a3c648ea4c9b8e520121 |
|---|---|
| Markdown | bf967f9b23c01788c84888d8dffafd433b7dc45a4c860694a69622f1378310be |
| Publication page | ae5e972cf4983ae802487e1d72e6fbe190d55677ca84ff6d41dd9c0edbcd6e64 |
| Manifest | d3711d24a6aa4c1f5cbe61ecdbcf400801144d3d403fece5edba211fb3c54472 |
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 | Bq5JabmJPzvgYCRiv3dr66ROuv4URW2tpg/cenNkdKsNJUHO8AralvYsLWkmwe3YTczYcDEQnlsR9Ej46CJHDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:11:50.223854Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076257observed ae5e972cf4983ae802487e1d72e6fbe1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:11:50.203866Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076257/manifest.jsonobserved d3711d24a6aa4c1f5cbe61ecdbcf4008...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:50.061598Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076257/publication.mdobserved bf967f9b23c01788c84888d8dffafd43...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:50.041592Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076257/publication.txtobserved 755bd60717ca7fe73ae58fcfb760fd85...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. |
|---|