OT-2026-000028639
Publication integrity record
Three cup vacuum gripper, three 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-2026-000028639) never changes.
Identity and time
| Publication number | OT-2026-000028639 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f9-7127-9596-4c4e8be8d901 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028639 |
| Status | PUBLIC |
Content hashes
| Canonical text | ed8b72eb5437082550f733bcbf9d80f2e183b69afc53ee6dee3f805c864d6946 |
|---|---|
| Markdown | 4252f12357a4b1e3d21cf3de8f513199f85d67b4bbaab7b1d61c8e362faeca85 |
| Publication page | 314d6c9019325cbff0994da7aff15cbdd8d3be87264d85d006730cd9b147830a |
| Manifest | d808db60994041085816c42cbf0c22b1ea5dcf915a8170a2ca510f33c6ded2b8 |
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 | F8hYqKhQibWUhm2Hj1eFhtkAOB98yEfuK0R3OiyLC4aQOu1p19sjvtuQzBbZzt4p1HkM4fmkZ8aYmZpZ3C6cDQ== |
| 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
| 2026-09-17T11:41:30.610158Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028639observed 314d6c9019325cbff0994da7aff15cbd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:30.590406Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028639/manifest.jsonobserved d808db60994041085816c42cbf0c22b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:30.572929Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028639/publication.mdobserved 4252f12357a4b1e3d21cf3de8f513199...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:30.555011Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028639/publication.txtobserved ed8b72eb5437082550f733bcbf9d80f2...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. |
|---|