OT-2026-000081740
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000081740) never changes.
Identity and time
| Publication number | OT-2026-000081740 · never reused |
|---|---|
| Internal UUID | 01a0ae97-0f74-7bbf-991f-6d6681ec9b5b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:50.648824Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081740 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7d2104b36c4b95819156c4bb7e7adc4183b323777b741c6b2728d2aa1637ae04 |
|---|---|
| Markdown | 43db919c2e713f8440d4a02d58af36641a4e266b0baedefe7ebc72e6e61537d1 |
| Publication page | 35898b31b0f0c145c0d6f8c44507ae9f5114eb755bfe16438d5cc935422c0785 |
| Manifest | 86c9c8f6ec6c529419e7b57a8a2ed0874b2516a417cfdf13d910af893695435f |
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 | p3iQQ0gu2Gx7RfQ5hVGtWH/nRm7h+fou2+HBc+5ySv/c6eAJFP4rv1FnewO580dy+GcS1sjtKj25ebg/oogOCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:59:49.366906Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081740observed 35898b31b0f0c145c0d6f8c44507ae9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:59:49.348842Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081740/manifest.jsonobserved 86c9c8f6ec6c529419e7b57a8a2ed087...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:49.330250Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081740/publication.mdobserved 43db919c2e713f8440d4a02d58af3664...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:49.313628Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081740/publication.txtobserved 7d2104b36c4b95819156c4bb7e7adc41...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. |
|---|