OT-2026-000029460
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000029460) never changes.
Identity and time
| Publication number | OT-2026-000029460 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e21-7947-a411-019f99a88620 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029460 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9e31c738c4f05890d7016ba3835ee21bcf963e3f24c26acaa6edda2e613c0e92 |
|---|---|
| Markdown | 2fb2ee170f89a7c7eeb0df9827145aa790382267378a81054cf742dfca4c77de |
| Publication page | 639bd0da9d615c6461473fb879c2af4d3e47e15592a6a735efe613c29cdda454 |
| Manifest | c6d604492f8eb0bf0ab13da6b6304c57cb01e9c7e7d102356e12b6418d82d8c1 |
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 | WI3ENlZXwFAdVTQF7ny0WIMWKTJ9okK5iKR0GskX3RkYsizrE9bIj9z+wGetRkj8KWzf9LHmcfFhkcrUX94NBw== |
| 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
| 2026-09-17T11:39:04.897653Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029460observed 639bd0da9d615c6461473fb879c2af4d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:04.879653Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029460/manifest.jsonobserved c6d604492f8eb0bf0ab13da6b6304c57...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:04.862807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029460/publication.mdobserved 2fb2ee170f89a7c7eeb0df9827145aa7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:04.843411Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029460/publication.txtobserved 9e31c738c4f05890d7016ba3835ee21b...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. |
|---|