OT-2026-000091727
Publication integrity record
Foam pad vacuum gripper, four zone face, four outlet manifold, pump fed, pressure sensor per zone, 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-2026-000091727) never changes.
Identity and time
| Publication number | OT-2026-000091727 · never reused |
|---|---|
| Internal UUID | 01a0ae9d-43b9-7d6d-a3d3-bb8df22a0b1b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:37.256105Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091727 |
| Status | PUBLIC |
Content hashes
| Canonical text | c059a79cd075a329e218935ded280227ef1d02dd2b3439ee8153de6694dc8b88 |
|---|---|
| Markdown | 631bd96f6fb9e62ad828957d7e85cdb303680c087dfc6d92d75c0f6fe2a58ab8 |
| Publication page | 9a0207f90df9857df71e2cf017dd1cf5674cd636f052899aa0e26f62bcfa84ad |
| Manifest | c90f4e34d2d35c44780b99a9185e5d6865780185234df61662dd55289fd2d9bd |
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 | g3AWd90fh8OFaQ8Cfd7VRqwgWRG1aKwy6vZ3ZqnhLbMVfT4qLJSWS3Apao/CYc8U8gCWxeVz7qCJ2JEcapETAw== |
| 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
| 2026-09-17T09:42:07.165773Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091727observed 9a0207f90df9857df71e2cf017dd1cf5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:42:07.148556Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091727/manifest.jsonobserved c90f4e34d2d35c44780b99a9185e5d68...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:07.130254Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091727/publication.mdobserved 631bd96f6fb9e62ad828957d7e85cdb3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:42:07.111177Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091727/publication.txtobserved c059a79cd075a329e218935ded280227...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. |
|---|