OT-2026-000012181
Publication integrity record
Four cup vacuum gripper, four outlet manifold, 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-2026-000012181) never changes.
Identity and time
| Publication number | OT-2026-000012181 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-39f5-721f-9dc1-3f95842392ef · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:08.998406Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012181 |
| Status | PUBLIC |
Content hashes
| Canonical text | 76c4fdc7bdea2f1850e584e4c22e2d34b6616723de11f934c6b1493424977b1e |
|---|---|
| Markdown | f02e39cb4558161240653faa228cd30ea0a2845b6f1feea1db6951475e1265cd |
| Publication page | abec8a8af1bf717a49899c5731e73d1ac8d3504af07427b5fddca6f1505f884b |
| Manifest | 4563c18bf79c59e23baded09c6ed437457732d66ff92710d11390f1db03641cd |
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 | 0b1mwQDbgszrnfQ6Mg5tlu7M282nMd+An6jGEo0ymI/EjuGIE45e0zCEHaJpS7kZK8kWVRqYqX9zkYubX5ZjCg== |
| 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
| 2026-09-17T12:11:05.108476Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012181observed abec8a8af1bf717a49899c5731e73d1a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:11:05.090915Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012181/manifest.jsonobserved 4563c18bf79c59e23baded09c6ed4374...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:11:05.071666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012181/publication.mdobserved f02e39cb4558161240653faa228cd30e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:11:05.052751Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012181/publication.txtobserved 76c4fdc7bdea2f1850e584e4c22e2d34...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. |
|---|