OT-2026-000020381
Publication integrity record
Six cup vacuum gripper, six 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-2026-000020381) never changes.
Identity and time
| Publication number | OT-2026-000020381 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437b-7407-8f28-ae5f6c5cd6bf · 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-2026-000020381 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0848c45eeff0d6264314a8107f5edc7ff57923933129c8b29b4717d8d31733c6 |
|---|---|
| Markdown | d23ea433428f7f1dad87bec20ca9eeaa0c0456b0dbcf8ca12e1c565584573bb0 |
| Publication page | a7fb3f42c2e9768e90b1f5fd538cd0d37600408ab8799b8ef5b14f835f6c9026 |
| Manifest | 3f6d6ff561cd250381a1ff5243505d2664e294cafab17c10c9f632c2a4677b14 |
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 | Hv1OByT9D/g4WC/3TZ7+NMa0EQ3zofk/R1OqpcC8Qk9sCrZk0metNYCjKHksyysl7R06l/ADZX7cCB81NHf8Cw== |
| 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
| 2026-09-17T12:00:15.993163Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020381observed a7fb3f42c2e9768e90b1f5fd538cd0d3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:15.974864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020381/manifest.jsonobserved 3f6d6ff561cd250381a1ff5243505d26...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:15.954529Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020381/publication.mdobserved d23ea433428f7f1dad87bec20ca9eeaa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:15.936169Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020381/publication.txtobserved 0848c45eeff0d6264314a8107f5edc7f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:21.002296Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020381observed a7fb3f42c2e9768e90b1f5fd538cd0d3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:20.984439Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020381/manifest.jsonobserved 3f6d6ff561cd250381a1ff5243505d26...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:20.966487Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020381/publication.mdobserved d23ea433428f7f1dad87bec20ca9eeaa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:20.947435Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020381/publication.txtobserved 0848c45eeff0d6264314a8107f5edc7f...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. |
|---|