OT-2026-000020518
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000020518) never changes.
Identity and time
| Publication number | OT-2026-000020518 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437c-7a7b-a508-776b0698bc74 · 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-2026-000020518 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4075d27f80ac2dff4abdb04603a54953dec39ac0d8cbf6ab4e375e406c8b5f2d |
|---|---|
| Markdown | 7ef8e762417095e8e84055062c5f6101e752fb34aba40143a79e0c3982fec9c6 |
| Publication page | 821d27c55caf02171a7208f15e2a691bbd85856f7405ebcb4358917619c0b054 |
| Manifest | 379b6ae3e9192946d0a1cc8aacb274b25ffa2357067ec9a0e3ade884dd97de74 |
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 | zOK/+f3wVTu45fpkeeH3i67Ps4SGhWifR/a5A0g+w6kJ1JrWYEtplGI4FlZPLK3tYDWvq/2OEjCXB7pedeAJCg== |
| 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
| 2026-09-17T12:00:29.185143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020518observed 821d27c55caf02171a7208f15e2a691b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:29.164054Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020518/manifest.jsonobserved 379b6ae3e9192946d0a1cc8aacb274b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:29.142166Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020518/publication.mdobserved 7ef8e762417095e8e84055062c5f6101...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:29.119131Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020518/publication.txtobserved 4075d27f80ac2dff4abdb04603a54953...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:32.200813Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020518observed 821d27c55caf02171a7208f15e2a691b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:32.180223Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020518/manifest.jsonobserved 379b6ae3e9192946d0a1cc8aacb274b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:32.159311Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020518/publication.mdobserved 7ef8e762417095e8e84055062c5f6101...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:32.137363Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020518/publication.txtobserved 4075d27f80ac2dff4abdb04603a54953...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. |
|---|