OT-2026-000072731
Publication integrity record
Three bellows cup vacuum gripper, three zone face, four outlet manifold, two 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-2026-000072731) never changes.
Identity and time
| Publication number | OT-2026-000072731 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89d9-7d12-b033-f3b52e5b50a5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072731 |
| Status | PUBLIC |
Content hashes
| Canonical text | 383d96a09fb91847e57a440e590a13ebee88e4ba0f00ad4b72dc0d6a7c3a7bf5 |
|---|---|
| Markdown | f64ff7e4f542c963757b5c3267fe6ac8c741d26c24284255fb1644a895eef327 |
| Publication page | 6f4a1fbb1999696ed70215a40ab51b4b498ed0f66a7f8b830fa77b8d194933d3 |
| Manifest | f9d295ec6193ecf1b92bf53ed2020bba32bd3fa24c88308846ffcd815c985e27 |
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 | PbYxm2ra2eBj/RrjXurrOVhhFLTHakViiCxsOe+QHIhVQ2CS/FItNrIVlPIxiBFHQTBHdVadnRwGlgx5r14sCA== |
| 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
| 2026-09-17T10:22:37.870726Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072731observed 6f4a1fbb1999696ed70215a40ab51b4b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:37.854321Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072731/manifest.jsonobserved f9d295ec6193ecf1b92bf53ed2020bba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:37.836642Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072731/publication.mdobserved f64ff7e4f542c963757b5c3267fe6ac8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:37.819658Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072731/publication.txtobserved 383d96a09fb91847e57a440e590a13eb...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. |
|---|