OT-2026-000028579
Publication integrity record
Three cup vacuum gripper, three zone face, per zone isolation, plant vacuum 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-2026-000028579) never changes.
Identity and time
| Publication number | OT-2026-000028579 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f8-76de-b553-7e4b42ac6a3a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028579 |
| Status | PUBLIC |
Content hashes
| Canonical text | a9b9ca7eabafe98c3f32a8c8022caa765216539c88f3014bae0d27f156a23bae |
|---|---|
| Markdown | 52ddef32fe894911fbb6c436e931e0921e8330df41ceb9a402cf1f2766501b63 |
| Publication page | c0ea6d1bdc71285ce115bd6f0c9dbb17fdd34104349eade8ec6774c3410cc858 |
| Manifest | de7ca5f3e852f80e5520db69a022ffbda162bff667bd71961288a9e9e8ec2a20 |
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 | rbkCPRQ6jD/rmHgOn9+sfzQcb/knDu3PVM2VLhZB78GC1eqgtv8MuzPSW/vGiSeDKjdVJtbmU6l6eMBAUHKaBA== |
| 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
| 2026-09-17T11:40:52.205518Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028579observed c0ea6d1bdc71285ce115bd6f0c9dbb17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:52.188481Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028579/manifest.jsonobserved de7ca5f3e852f80e5520db69a022ffbd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:52.173001Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028579/publication.mdobserved 52ddef32fe894911fbb6c436e931e092...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:52.156042Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028579/publication.txtobserved a9b9ca7eabafe98c3f32a8c8022caa76...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. |
|---|