OT-2026-000018189
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000018189) never changes.
Identity and time
| Publication number | OT-2026-000018189 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b488-7558-b118-4693c10c44dd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018189 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6f72875d4e1eb4762c880047481a0789876ae1a215d3d711f3ba0f7fba193c67 |
|---|---|
| Markdown | e2905d0f3633a7da920d3e89e389a70f70bc2eee503ada177a0404f635c20186 |
| Publication page | 7f3ed723dd7a6080e99b2f33380af8363a078134c963af972d50d3e9bb9bbcf7 |
| Manifest | bdee0fa893d35e1e15b27688cf339e7e3d3117b011fdb6d3d03675b07f05ee5e |
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 | GpJoobeRSHTapig9G10DclfGhBd0t8qckPvsyF+d/U5LNx+3P99YfEi1Am4s8M27kRhO8gJ7JJZ6zM/dgu9nAA== |
| 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
| 2026-09-17T11:59:58.156078Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018189observed 7f3ed723dd7a6080e99b2f33380af836...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:58.137893Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018189/manifest.jsonobserved bdee0fa893d35e1e15b27688cf339e7e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:58.118409Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018189/publication.mdobserved e2905d0f3633a7da920d3e89e389a70f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:58.099578Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018189/publication.txtobserved 6f72875d4e1eb4762c880047481a0789...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. |
|---|