OT-2026-000013159
Publication integrity record
Two cup vacuum gripper, two 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-2026-000013159) never changes.
Identity and time
| Publication number | OT-2026-000013159 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fc8-7057-bc14-73e38fdf4e84 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013159 |
| Status | PUBLIC |
Content hashes
| Canonical text | 55a83cbd3ccc37e25d04b245c1d522cf99bbd5ab1bd698858861928482ddbe46 |
|---|---|
| Markdown | f1158853d9d8836f59cbe1fc52b1c35cb27382cd56ab57f0443c14889832c63d |
| Publication page | 533d3a1856263e95e225d13cf5bd4bdccf9d4fc5fb86118f296cc5d1b51a1b03 |
| Manifest | 31e31176e01ec8ecaaa2d35695f0313b5dda576f55d27eb4927ecc972fb906ce |
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 | ONGjo0BV/InLx7xZUneTRMIIbmIdfPFDKUJO+R1jdhW09bqp0IJnaaN2WR+Vs8SheCqVrj4qqb/yq+uyuoDKAg== |
| 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
| 2026-09-17T12:09:31.758466Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013159observed 533d3a1856263e95e225d13cf5bd4bdc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:31.739569Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013159/manifest.jsonobserved 31e31176e01ec8ecaaa2d35695f0313b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:31.719762Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013159/publication.mdobserved f1158853d9d8836f59cbe1fc52b1c35c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:31.699507Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013159/publication.txtobserved 55a83cbd3ccc37e25d04b245c1d522cf...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. |
|---|