OT-2026-000026641
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000026641) never changes.
Identity and time
| Publication number | OT-2026-000026641 · never reused |
|---|---|
| Internal UUID | 01a0ae71-f4aa-7e27-8509-c44fc143995a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:18.960773Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000026641 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9e2e3cace2d20ad50867dc79471aae610cd9ad873726c4e76fea973e76947e3c |
|---|---|
| Markdown | 91e233dcf51b3e8f3cf9bad75db8a475917e0c5ae0907d1a02887590b9a7dcda |
| Publication page | 3060b3bddf2973d756970f9155ed7faf60a0e4d1db6df76c419ee6ba3dc0a081 |
| Manifest | 2ad8704779fa4d569f7c7459c74949ff8580ccb1ac2488e30b8bc3febe4c31d5 |
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 | QxNr4vk1BB/Zb+WBR4gj7Ns/KGAuX7FqBrjHQ75Ychcm6QE5mWqxZI4tOfJx0f9PRP40vel6zSm6YT0LzQZvDQ== |
| 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
| 2026-09-17T11:45:43.193458Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026641observed 3060b3bddf2973d756970f9155ed7faf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:45:43.174750Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026641/manifest.jsonobserved 2ad8704779fa4d569f7c7459c74949ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:45:43.156005Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026641/publication.mdobserved 91e233dcf51b3e8f3cf9bad75db8a475...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:45:43.136749Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026641/publication.txtobserved 9e2e3cace2d20ad50867dc79471aae61...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. |
|---|