OT-2026-000072971
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, 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-2026-000072971) never changes.
Identity and time
| Publication number | OT-2026-000072971 · never reused |
|---|---|
| Internal UUID | 01a0ae92-c815-73d7-b6ab-bdcfd6b04649 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:10.336919Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072971 |
| Status | PUBLIC |
Content hashes
| Canonical text | fd947629831911382f42ac5af3e7c7ac6f62c335c6566f4041e3f84e6b70df30 |
|---|---|
| Markdown | 8dffdab5fcfcfe2b746980f09748492e2157e17071249dad327aeba76a684f54 |
| Publication page | 5358b6bc7d7d667fd0d42ad35a58521b336dfc02723018a8d1d402327399ef8e |
| Manifest | 329b5206cd4dbeb0e0a7293ba264e32134e0ab4a2a99de82c7483e6026ed3305 |
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 | RjE4U0KOnZAPm0unplSvYvONY0pfqPJy8GYqrzP6BqJDwkL06z3CN5T/MjT7/F0Dv/co1s/b+Av8kiNIKgrgDA== |
| 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
| 2026-09-17T10:21:53.900055Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072971observed 5358b6bc7d7d667fd0d42ad35a58521b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:53.881410Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072971/manifest.jsonobserved 329b5206cd4dbeb0e0a7293ba264e321...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:53.864055Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072971/publication.mdobserved 8dffdab5fcfcfe2b746980f09748492e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:53.846802Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072971/publication.txtobserved fd947629831911382f42ac5af3e7c7ac...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. |
|---|