OT-2026-000004722
Publication integrity record
Bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, contact triggered
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-2026-000004722) never changes.
Identity and time
| Publication number | OT-2026-000004722 · never reused |
|---|---|
| Internal UUID | 01a0a921-4397-719d-b038-93e6039678e7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:32:04.634804Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004722 |
| Status | PUBLIC |
Content hashes
| Canonical text | 51c541b8bba3a36385aea15bcef6fc715733cae9224b49882aa3c73e6ac7e1e7 |
|---|---|
| Markdown | a4d30d74249fbe771d653bb07b426c2ead44e35e38b36ab02623449c6e345503 |
| Publication page | 10ace20184de98085a0e5f439e3c8a29fe993816517e188a6bd00fd58acfbbcd |
| Manifest | 7b7d89db74c0048d40622e1bb514d1225d0ac37fff0d681cf6b19ba08fb706b6 |
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 | 4/5cCj8/cqmmjAWu7LCnbpZhVIbWlTS4h6jtUxiD1SpbIwESH+2txUECH3OeDpvwRkH/Kji1qLVrGffn6UC5Aw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:25.926574Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004722observed 10ace20184de98085a0e5f439e3c8a29...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:25.914212Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004722/manifest.jsonobserved 7b7d89db74c0048d40622e1bb514d122...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:25.899541Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004722/publication.mdobserved a4d30d74249fbe771d653bb07b426c2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:25.887399Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004722/publication.txtobserved 51c541b8bba3a36385aea15bcef6fc71...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. |
|---|