OT-2026-000021562
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000021562) never changes.
Identity and time
| Publication number | OT-2026-000021562 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865e-7fe8-b4bf-d1602eb1cec5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021562 |
| Status | PUBLIC |
Content hashes
| Canonical text | b303a6995c9f4bd90cb1ed4e5e86e36c12ad6f9758db483d9184f6d0539dc278 |
|---|---|
| Markdown | 0b3529d02b7de45acb1252cacad1744edc5e39745cad985f9008ad903799d264 |
| Publication page | 7548e4a042c8da7ee44dac568d77643cefd2573886d5ed26874e521df921651e |
| Manifest | 13c99cc06451df937677b5b964c1908290a06dfba2c05ecaf7685c4037847b43 |
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 | efMposrQGWkSn+zbk35PYRY/PybROmkTPGGE/a15UaIXC2hy5K2BwLp0cyVnqVO3FoL8d0WpKux9blU3JCbAAg== |
| 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
| 2026-09-17T11:55:28.968258Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021562observed 7548e4a042c8da7ee44dac568d77643c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:28.950612Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021562/manifest.jsonobserved 13c99cc06451df937677b5b964c19082...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:28.931884Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021562/publication.mdobserved 0b3529d02b7de45acb1252cacad1744e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:28.914507Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021562/publication.txtobserved b303a6995c9f4bd90cb1ed4e5e86e36c...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. |
|---|