OT-2026-000037431
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off before 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-2026-000037431) never changes.
Identity and time
| Publication number | OT-2026-000037431 · never reused |
|---|---|
| Internal UUID | 01a0ae77-b8cd-7f49-b99e-90282770f2a9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:36.831192Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000037431 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1386a80dcded840f778e8e2e48d86e5b6a64088e3fb17333061b422d7c81fdbb |
|---|---|
| Markdown | b8cddc76d2834a11796e2370e345533b19e52bb7771a3d1d950386dc362b59a4 |
| Publication page | ebdbd57b5e0ac0fc73ba7209f179b787a40b36edfb1ce82961d211fa11ba1037 |
| Manifest | 1779b3eaf870b8e350b48e71e101dc41ab158e943175fe0e51e358a594a4207f |
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 | OhMvEs8nwbg1zzWE6dCjPzOngPa8FOsxM+hHq7f+iNxDPlp/GVMWn4dcb4q680N0KcpYlP4nqAj1DuQCH4phDw== |
| 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
| 2026-09-17T11:23:51.761042Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037431observed ebdbd57b5e0ac0fc73ba7209f179b787...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:23:51.743112Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037431/manifest.jsonobserved 1779b3eaf870b8e350b48e71e101dc41...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:51.723757Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037431/publication.mdobserved b8cddc76d2834a11796e2370e345533b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:51.703012Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037431/publication.txtobserved 1386a80dcded840f778e8e2e48d86e5b...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. |
|---|