OT-2026-000020531
Publication integrity record
Foam pad vacuum gripper, two zone face, per zone isolation, three stage ejector, 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-2026-000020531) never changes.
Identity and time
| Publication number | OT-2026-000020531 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437c-7f4c-8894-64fd4cbe62d0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020531 |
| Status | PUBLIC |
Content hashes
| Canonical text | bab9eaa6e992873273d52ba6070716f60b897352475e01ed82ba215aa3131a92 |
|---|---|
| Markdown | 0292ab8b7c931d75b89b12861698d29afaed9b9afd560e88b5f8167ae5ff8991 |
| Publication page | 5bd1f08319e9b9180cb1a3409567cb72c2fc8c27d942060f8cb5814a6416cf70 |
| Manifest | 28f1b996041d002a3da025fae991e813d2cec7554bec24f1bd3e4b7e7b70f032 |
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 | 6xbEosvx25nHYZKZnBhVGMu7KJhdqcg2HxWuJzd5L2156qauaj0XdeGMm5+xKn4YuwJnrFWcZTeoD7O0NoEoDA== |
| 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
| 2026-09-17T12:00:30.633542Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020531observed 5bd1f08319e9b9180cb1a3409567cb72...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:30.613795Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020531/manifest.jsonobserved 28f1b996041d002a3da025fae991e813...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:30.589998Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020531/publication.mdobserved 0292ab8b7c931d75b89b12861698d29a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:30.570191Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020531/publication.txtobserved bab9eaa6e992873273d52ba6070716f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:33.223102Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020531observed 5bd1f08319e9b9180cb1a3409567cb72...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:33.206680Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020531/manifest.jsonobserved 28f1b996041d002a3da025fae991e813...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:33.187565Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020531/publication.mdobserved 0292ab8b7c931d75b89b12861698d29a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:33.167794Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020531/publication.txtobserved bab9eaa6e992873273d52ba6070716f6...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. |
|---|