OT-2026-000020631
Publication integrity record
Two cup vacuum gripper, two zone face, per zone isolation, plant vacuum 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-2026-000020631) never changes.
Identity and time
| Publication number | OT-2026-000020631 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e1-722c-9198-51185d6df076 · 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-2026-000020631 |
| Status | PUBLIC |
Content hashes
| Canonical text | 901e99d7473cd4e00227704eb7f62740890c91d0ebeb8c252cc3578a8cc01816 |
|---|---|
| Markdown | d7172a340bb34a37cae51b8e3e028ab0bf191c9d0ea6d7a92e904aebe8f65340 |
| Publication page | df698b6f77f7066bbdc0ea1692208dcd4de9609c5c2718a349e459fb1d1772f4 |
| Manifest | 01f62c7bcd8868a5cc48d423f8757eb5bde797449b891a227c1d8a4220237796 |
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 | SExaXK7+jRIrMNLsJO/RmZnobfFr9kZGd6SfBXagDKeRSZfCiltPe4QMmOAvOydMoXemZ6cC8Mv032gmQVmSCg== |
| 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
| 2026-09-17T11:55:34.738102Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020631observed df698b6f77f7066bbdc0ea1692208dcd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:34.720115Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020631/manifest.jsonobserved 01f62c7bcd8868a5cc48d423f8757eb5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:34.699958Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020631/publication.mdobserved d7172a340bb34a37cae51b8e3e028ab0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:34.680962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020631/publication.txtobserved 901e99d7473cd4e00227704eb7f62740...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. |
|---|