OT-2026-000019895
Publication integrity record
Three cup vacuum gripper, three zone face, 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-2026-000019895) never changes.
Identity and time
| Publication number | OT-2026-000019895 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb6-75a9-ab4b-1396cc7de710 · 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-2026-000019895 |
| Status | PUBLIC |
Content hashes
| Canonical text | 96e09dcbe20a3cbd49247efbfbc188a6116440e845b03fc740000e7df0fce334 |
|---|---|
| Markdown | 853bc1b3d70ecf36ba73cac7ccc1f1406c26968f694eb1d1539aa58cf013ceb3 |
| Publication page | 9fe01c309ebc72eb414864ee5e201432a89383a0075d5e3efef7fdc74df694d3 |
| Manifest | f492f91048834b519da4d0d987ef3823d3c5af63c110d6912c1f5744ce1111e5 |
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 | rm1RZt20639YK/6rIyNcbjJdgzxSwn8TtG+7lt7iTz01c9/6br+Fccg7dxg+FjlmoZBZf20Xbocq7VxHMq0SDw== |
| 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
| 2026-09-17T11:58:06.213181Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019895observed 9fe01c309ebc72eb414864ee5e201432...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:06.194951Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019895/manifest.jsonobserved f492f91048834b519da4d0d987ef3823...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:06.175658Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019895/publication.mdobserved 853bc1b3d70ecf36ba73cac7ccc1f140...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:06.158639Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019895/publication.txtobserved 96e09dcbe20a3cbd49247efbfbc188a6...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. |
|---|