OT-2026-000030059
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, 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-2026-000030059) never changes.
Identity and time
| Publication number | OT-2026-000030059 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac4a-77e3-93b4-24c4d808647c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030059 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5f3d76d27bd2fb86a52fe5524651eec8ad3003cfa8bd3d99913f4d94fdf7de35 |
|---|---|
| Markdown | 4bd5bfab51bfd9012bfd3667bcddf1a8974cbbc03d8f63376b19c582b2f1b224 |
| Publication page | 9b5ab2eb3c0d3bf27cb301ebda0b15cab58c46de882555ad6dcfc7e6e1dd81a6 |
| Manifest | 3735f65f9e214626b295ae3ecd6d94f321625d172615b4afbf9960a1dfa5df29 |
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 | 7IPgoovNgMdk7r5SEDfcVfCd+rC22m5tCT/mnkYJgxP4ik+YCvtHCsnKKxX1CoSIuhE13fbvg8ato5OVQiA4BQ== |
| 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
| 2026-09-17T11:38:48.013682Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030059observed 9b5ab2eb3c0d3bf27cb301ebda0b15ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:47.998435Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030059/manifest.jsonobserved 3735f65f9e214626b295ae3ecd6d94f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:47.983390Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030059/publication.mdobserved 4bd5bfab51bfd9012bfd3667bcddf1a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:47.967334Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030059/publication.txtobserved 5f3d76d27bd2fb86a52fe5524651eec8...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. |
|---|