OT-2026-000019457
Publication integrity record
Single cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down
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-2026-000019457) never changes.
Identity and time
| Publication number | OT-2026-000019457 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-7381-a8a1-711548f19566 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019457 |
| Status | PUBLIC |
Content hashes
| Canonical text | 262cca04343810eb0bcdf6d3ba6adef9160b4db6e3e0f8f740627c348abf04fd |
|---|---|
| Markdown | 4f09ebf39a8679d690cbc4cf172081d0602e8f619ee23961911429e902145fc3 |
| Publication page | f32b8b2f7ecd0b1e367a0a6312d1c9a8de0f644adaa69d9519c9701da1d6071a |
| Manifest | 57ce97a2ed565ff141af3e92175acb35eb855e921e480d110c46adce7e98da20 |
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 | jpoX4grJejzC3VLPRGBkhIio592Clp+kCPRl5RTCNuLhQaCQSiR5jE18tjg9tXukx1OZwpii4Nh4CH/Nr12RBA== |
| 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
| 2026-09-17T11:58:51.601594Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019457observed f32b8b2f7ecd0b1e367a0a6312d1c9a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:51.583585Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019457/manifest.jsonobserved 57ce97a2ed565ff141af3e92175acb35...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:51.563937Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019457/publication.mdobserved 4f09ebf39a8679d690cbc4cf172081d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:51.543882Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019457/publication.txtobserved 262cca04343810eb0bcdf6d3ba6adef9...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. |
|---|