OT-2026-000020166
Publication integrity record
Two pad foam vacuum gripper, two 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-2026-000020166) never changes.
Identity and time
| Publication number | OT-2026-000020166 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-739f-bf7e-3b114dd85fa8 · 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-2026-000020166 |
| Status | PUBLIC |
Content hashes
| Canonical text | 64c56bf5376d746e237ea9a867de541e0aeedf289f37fc213011bfd396db9de5 |
|---|---|
| Markdown | 5e8a6b4f7b9b2c761750d791f98c69ac9e8f9d43a0019c39c5bd1fb32fac312c |
| Publication page | 15fe8410a3ee8630272bcf285c52adf61e2101abb8dd03b6fa61b20e29952a9d |
| Manifest | d95a9a2f83db1b011c3b13e549942cb10e5690ad127723d76e8458af8b552ffb |
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 | 8C7aV7Qh+J9FBcLXymKPOCnLuvOqTAxrZbdAfDx7LWLz6mugsjT01kXl2Anj01XOEphw8lgbAGG07qHOU2HyCQ== |
| 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
| 2026-09-17T11:56:28.991001Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020166observed 15fe8410a3ee8630272bcf285c52adf6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:28.973813Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020166/manifest.jsonobserved d95a9a2f83db1b011c3b13e549942cb1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:28.955486Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020166/publication.mdobserved 5e8a6b4f7b9b2c761750d791f98c69ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:28.935402Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020166/publication.txtobserved 64c56bf5376d746e237ea9a867de541e...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. |
|---|