OT-2026-000020679
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, pump fed, pulsed blow-off before set-down
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-2026-000020679) never changes.
Identity and time
| Publication number | OT-2026-000020679 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e2-763e-92bd-2b84ace3acec · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020679 |
| Status | PUBLIC |
Content hashes
| Canonical text | e0434d140bc36530e75e287f458003afeaeafc5bdd37e12edfd5296b21edfd6a |
|---|---|
| Markdown | 1ddda9b2198d4ba180234e019111a9bff4f1a490174f70908f3795aab77dc232 |
| Publication page | f5a20e17f9251f64dbccef007e6cb1dc83236b231f1f630f79b08a4521777719 |
| Manifest | 7d4638900801b592b8b3412baacf7289fb430a47bf20cecf25cf061b08e636de |
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 | wpFP3ujHYkQ06bqQkudnwP0yZZLwJKQU0ZWEoS0pyKC5YyC2ZJjeE+MtPQPh1Ty537UdayL+hfBXc/Ll2DlpDQ== |
| 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
| 2026-09-17T11:55:43.010128Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020679observed f5a20e17f9251f64dbccef007e6cb1dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:42.988691Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020679/manifest.jsonobserved 7d4638900801b592b8b3412baacf7289...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:42.969231Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020679/publication.mdobserved 1ddda9b2198d4ba180234e019111a9bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:42.942686Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020679/publication.txtobserved e0434d140bc36530e75e287f458003af...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. |
|---|