OT-2026-000004458
Publication integrity record
Porous face vacuum gripper, common isolation valve, two outlet manifold, pump fed
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-2026-000004458) never changes.
Identity and time
| Publication number | OT-2026-000004458 · never reused |
|---|---|
| Internal UUID | 01a0a918-6b3e-7228-98d0-40ead6c5308f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:22:24.960898Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004458 |
| Status | PUBLIC |
Content hashes
| Canonical text | aaea58eb14afba214d83ba93cb63f9d1af924059845db74a38890486bf72df9b |
|---|---|
| Markdown | 95b226a7fad5e5658e1ee1acd1c0d8f9b585d02bf8d043b23f537e4efb7fb133 |
| Publication page | fe9b8a16063a47348ea40d19da3980b2f0224e67f6fcf20c51696120c2cb343e |
| Manifest | b07ece07a327a21b2d077faeb89226b495e117e81d2bcec45b74a5cc6aac14a3 |
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 | Cv6pVQUezH1ddMk3MJ9zfR6fwjgC5NaVqkz2oqexlOrxFTKUMi0WlWKIZ22T6BTZugzCbwt1rzXba+/FfHF/CQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:30:25.385787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004458observed fe9b8a16063a47348ea40d19da3980b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:25.371862Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004458/manifest.jsonobserved b07ece07a327a21b2d077faeb89226b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:25.234521Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004458/publication.mdobserved 95b226a7fad5e5658e1ee1acd1c0d8f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:25.221450Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004458/publication.txtobserved aaea58eb14afba214d83ba93cb63f9d1...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. |
|---|