OT-2026-000020023
Publication integrity record
Foam pad vacuum gripper, four zone face, two 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-2026-000020023) never changes.
Identity and time
| Publication number | OT-2026-000020023 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb7-7041-afd2-5cfe26223215 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020023 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8cbfb608facb14272acaacd2ae1431089ad313c56dbf7c51e4b965060c4084e1 |
|---|---|
| Markdown | 307594a16bc64f82c55111c3d57d223de9efa1666ec1e35e06e09f4dadc59088 |
| Publication page | bb2cfe838e4e3d9faee78d77e81321328a5154ce41346b5f937f269b07c499ed |
| Manifest | b7f3fce540f210fa0643f366a3768fc0720407a10ac36f20954d3ce4fb9aa4ee |
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 | bAnmpKZ8OFfnKbGgXxvEo1tjQ6Q5oSuyxNj+x44hpvh8oe2i2rAPAo3sEHH0o+d97fjM1eOhbl7I63bd4ZYwCA== |
| 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
| 2026-09-17T11:58:16.583273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020023observed bb2cfe838e4e3d9faee78d77e8132132...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:16.566615Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020023/manifest.jsonobserved b7f3fce540f210fa0643f366a3768fc0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:16.549248Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020023/publication.mdobserved 307594a16bc64f82c55111c3d57d223d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:16.532187Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020023/publication.txtobserved 8cbfb608facb14272acaacd2ae143108...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. |
|---|