OT-2026-000033172
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000033172) never changes.
Identity and time
| Publication number | OT-2026-000033172 · never reused |
|---|---|
| Internal UUID | 01a0ae75-4844-77ed-b91e-a1207843a0ee · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:57.065765Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000033172 |
| Status | PUBLIC |
Content hashes
| Canonical text | ef3a8c0d458d99b39c8353120604c78257950258afd13b295906e17f3fc2fb86 |
|---|---|
| Markdown | 302747eaf0f475e540b830484f908b4607bace36b1d0f63dca5d1884c417dc67 |
| Publication page | 7c0c758a19f7067287970376febb43f9e81e35cd2cb7653be501a77444752c55 |
| Manifest | d99b99e36c09aecb1d4c7c93bdfee6d43cc5c844d91f8a9c0f9e381910b08ba3 |
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 | 0R0/4q1q4+unpMfAQuX4PhX5m4zN2XNycdrRz/kr8+7lwoQrSiFFq9k8y7xwWVt3XQbfa/RbKXJQaD1GkvZPBA== |
| 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
| 2026-09-17T11:32:51.842274Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033172observed 7c0c758a19f7067287970376febb43f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:32:51.821799Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033172/manifest.jsonobserved d99b99e36c09aecb1d4c7c93bdfee6d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:32:51.802256Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033172/publication.mdobserved 302747eaf0f475e540b830484f908b46...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:32:51.784744Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033172/publication.txtobserved ef3a8c0d458d99b39c8353120604c782...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. |
|---|