OT-2026-000020217
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000020217) never changes.
Identity and time
| Publication number | OT-2026-000020217 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-7142-9f61-0f5729b55b23 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020217 |
| Status | PUBLIC |
Content hashes
| Canonical text | 431b38aa90b0dead35c0930467023c63483799564b18e184442aff76fc6e43f5 |
|---|---|
| Markdown | e2138793fd656a5a75ce9934aff61c7266f411db9f5173419dd4856f64957a79 |
| Publication page | dcbd9d1246899ca6f65dac586d175b26143b832b8ecce1cc8094b17bb7909044 |
| Manifest | 23bb629c13669c38701c1e65550ff62a32c281345ef74d2a03ab2ec5dd102da2 |
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 | 1+ucgKXaFgF7+9YxOpYymumH5qKkOezRtumlAdloXSpjOa/dl3Pgg0PeTNWp/ZtEF5nW+ZuY1Rix9phXr4MUCQ== |
| 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
| 2026-09-17T11:56:33.009188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020217observed dcbd9d1246899ca6f65dac586d175b26...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:32.988447Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020217/manifest.jsonobserved 23bb629c13669c38701c1e65550ff62a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:32.970321Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020217/publication.mdobserved e2138793fd656a5a75ce9934aff61c72...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:32.951280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020217/publication.txtobserved 431b38aa90b0dead35c0930467023c63...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. |
|---|