OT-2026-000029452
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-2026-000029452) never changes.
Identity and time
| Publication number | OT-2026-000029452 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e21-701f-a712-6fd4815adc16 · 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-2026-000029452 |
| Status | PUBLIC |
Content hashes
| Canonical text | f3f628b5a2df85a9d20dad25c61ce9ad2969198ab1191dac759df5305fa23a56 |
|---|---|
| Markdown | aa43a9c1a2bcacd84cc6aea0f282c915fe2d8d69f5fc9303ec9d98ee8b09a15d |
| Publication page | c7a3efeb9ec15f05f63df4896ff2fd7ded0b54b91cefeeab3d95ef1881f49623 |
| Manifest | 889fa2b420c925c5bfa9fba9af9162269c23d2e5d9f6485450b113b3fc788f6e |
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 | XlrUH7hatGabXZLRcTygQZLAmzl6cq6eew3DGtzrniVfdNMjDZAnsleuKA9FAb86+6NGKG2m4xtlH39aPT8YBw== |
| 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
| 2026-09-17T11:38:51.619819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029452observed c7a3efeb9ec15f05f63df4896ff2fd7d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:51.603202Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029452/manifest.jsonobserved 889fa2b420c925c5bfa9fba9af916226...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:51.564432Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029452/publication.mdobserved aa43a9c1a2bcacd84cc6aea0f282c915...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:51.516541Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029452/publication.txtobserved f3f628b5a2df85a9d20dad25c61ce9ad...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. |
|---|