OT-2026-000015117
Publication integrity record
Single cup vacuum gripper, three stage ejector, supply line pressure sensor, 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-2026-000015117) never changes.
Identity and time
| Publication number | OT-2026-000015117 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef47-7918-a0a4-65ff1b04c985 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015117 |
| Status | PUBLIC |
Content hashes
| Canonical text | efddd95e78477ea300cb68543e29c2c70f32a867b62c99bf198de00402850b3a |
|---|---|
| Markdown | 2b3fc8ba0581b6482e7d27b456ba09cd76f3f7f50f7cbc3941229273d79ac09d |
| Publication page | 4d1c782671234665f44936e8deae39d710af10c3d0e890cc6357d61be66cd8ca |
| Manifest | 796e35fd7c0cb23e0a54489e2ce021eaa58a44693e5d5d26ae8f40017e2ee860 |
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 | v0mUMv0/DWHnx+s22da4bdAt56jhfmKDdgZhOrsUHMCtPXWGoyHP8rGRjxCZTrcJGCnC+y6wJV/fzMVqqM4jDA== |
| 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
| 2026-09-17T12:05:42.630686Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015117observed 4d1c782671234665f44936e8deae39d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:42.611324Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015117/manifest.jsonobserved 796e35fd7c0cb23e0a54489e2ce021ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:42.592260Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015117/publication.mdobserved 2b3fc8ba0581b6482e7d27b456ba09cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:42.573308Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015117/publication.txtobserved efddd95e78477ea300cb68543e29c2c7...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. |
|---|