OT-2026-000004345
Publication integrity record
Bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pressure verified
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-2026-000004345) never changes.
Identity and time
| Publication number | OT-2026-000004345 · never reused |
|---|---|
| Internal UUID | 01a0a914-aa70-7908-ad27-e22ae2cf45bf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:18:18.995483Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004345 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4d0a2a1d9ad02814bcebfb5c935196c63eaa562af7dbbc488d40e74fbcefa86a |
|---|---|
| Markdown | b77b1613fd83e3bd6a6c75d0fbe9d05cb5b3eba24529677a0cbdc13b4e631fc6 |
| Publication page | e1cc1757c720095d8c0fd9fb398036fc46f5be89d72cdde420d7d81efc3ae630 |
| Manifest | 93afbd06bf796adb3e8a4f05a43470a24bf8d675e4286f764c0f5530316e325a |
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 | qHyrPhWdna2ic/skZhW3hy/P9VFFBYHCBkhOQA/UfVA44ltwvHbT3QQ6888irkGP/0QMGlKT64dGHoWmYTuLCw== |
| 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
| 2026-09-16T07:20:08.419398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004345observed e1cc1757c720095d8c0fd9fb398036fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:08.401275Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004345/manifest.jsonobserved 93afbd06bf796adb3e8a4f05a43470a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:08.386950Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004345/publication.mdobserved b77b1613fd83e3bd6a6c75d0fbe9d05c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:08.371616Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004345/publication.txtobserved 4d0a2a1d9ad02814bcebfb5c935196c6...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. |
|---|