OT-2026-000038720
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, 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-2026-000038720) never changes.
Identity and time
| Publication number | OT-2026-000038720 · never reused |
|---|---|
| Internal UUID | 01a0ae78-769e-7158-afae-2633dfa379b3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:25:25.422407Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000038720 |
| Status | PUBLIC |
Content hashes
| Canonical text | ececc7fc12e7a7d15ad4de8b8ab87a9e4e2c6ceebf001220bc61e28193753090 |
|---|---|
| Markdown | f04bb5b633c0f49e011485324cc33a8a21c14d20cf87e7cd2b155c6fc8d4e095 |
| Publication page | 54ba0813c0507a9d0cc51d7dec6a08774aef503ce3b3519107d29ad09446cffc |
| Manifest | 1d3c73993cd19779f40245b1b89340bcae8719c0126171b8b73ce97f97564037 |
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 | 7em+gCFtnzZd0sYa3YwF0oPFpepN5RNUzgtQRimCK1YbEhmXj7Ihx1JCcj4Sq/2RTOkXCBDFcMIicoqJx3kOCQ== |
| 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
| 2026-09-17T11:21:14.942309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038720observed 54ba0813c0507a9d0cc51d7dec6a0877...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:21:14.924476Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038720/manifest.jsonobserved 1d3c73993cd19779f40245b1b89340bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:21:14.905720Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038720/publication.mdobserved f04bb5b633c0f49e011485324cc33a8a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:21:14.887847Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038720/publication.txtobserved ececc7fc12e7a7d15ad4de8b8ab87a9e...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. |
|---|