OT-2026-000004426
Publication integrity record
Bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector
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-2026-000004426) never changes.
Identity and time
| Publication number | OT-2026-000004426 · never reused |
|---|---|
| Internal UUID | 01a0a917-51b0-730b-bd8a-29e731b727a0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:21:12.883698Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004426 |
| Status | PUBLIC |
Content hashes
| Canonical text | d121eb11b8a43546a654a453ed896f591504a0a4819a9d57525b9bd32fd6678f |
|---|---|
| Markdown | 1426118b375572693a4d9a14fd1602c7ea8b5a92ba0a4a3c4548f4216354b971 |
| Publication page | a6a669d310862e26b64522a795279cc30cda87f72936bf364bfca107fe919499 |
| Manifest | 4e5e4d5ee67ab21c0c3eaa0a876ccda644c8cdd80c4eb28f3206f698a3573e78 |
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 | TjmLebkK0K4skcj3hq1uTqHFxFvdDfd1oB/kULY9C2t9/kiP56NXK2sx5CVY3n7wwSABEHXZ4dAgnETZYr+4DA== |
| 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
| 2026-09-16T07:30:28.916782Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004426observed a6a669d310862e26b64522a795279cc3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:28.902224Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004426/manifest.jsonobserved 4e5e4d5ee67ab21c0c3eaa0a876ccda6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:28.889273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004426/publication.mdobserved 1426118b375572693a4d9a14fd1602c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:28.873674Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004426/publication.txtobserved d121eb11b8a43546a654a453ed896f59...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. |
|---|