OT-2026-000012157
Publication integrity record
Four cup vacuum gripper, four outlet manifold, 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-2026-000012157) never changes.
Identity and time
| Publication number | OT-2026-000012157 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-39f4-7460-a1a9-2f7050361610 · 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-2026-000012157 |
| Status | PUBLIC |
Content hashes
| Canonical text | fdf37eabe38414555f90101486c29edc410b40d6127739be1369b33c1782c30a |
|---|---|
| Markdown | 7fd4c699dd6040f992520fffb3b9fd96d5ed1fa4a117f4436e5e509c87020f32 |
| Publication page | f55bfd9ab4a45a6d026d057255498fd55981476452489832b9a57bd01d17aac0 |
| Manifest | e427716176aa19b6130c776ded88ac778d49b5e4fee464b7bf93b913f923e342 |
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 | z1esob6DjqMuzp70FdSVg2cb1aTK8lQ/X5Y7VGlGCVvQavAP7yaj37KJwecqRsm9DRQPEHX2pSnVOk7QhlO5DQ== |
| 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
| 2026-09-17T12:10:57.619108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012157observed f55bfd9ab4a45a6d026d057255498fd5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:57.600071Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012157/manifest.jsonobserved e427716176aa19b6130c776ded88ac77...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:57.581719Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012157/publication.mdobserved 7fd4c699dd6040f992520fffb3b9fd96...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:57.528829Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012157/publication.txtobserved fdf37eabe38414555f90101486c29edc...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. |
|---|