OT-2026-000003935
Publication integrity record
Bellows cup vacuum gripper, four zone face, two stage ejector, pressure verified at each zone
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-2026-000003935) never changes.
Identity and time
| Publication number | OT-2026-000003935 · never reused |
|---|---|
| Internal UUID | 01a0a90b-835d-74fb-8517-9cfc5c5aa785 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:19.168264Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003935 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4ca154b2d99c0d61e9edf5eefb34b5c0a857951d77859201c9b027f7e8ba237f |
|---|---|
| Markdown | 21907e457d823ac01a062f8c8bc85d3ea29bdbe94c7ed8ddc34177f030840558 |
| Publication page | 97daa3ee4362101204df95675f844fa4197ca33d98b9841385816f33236f7599 |
| Manifest | cf9b987bbf3d28c05e8aa8984be8042c544797fca5001cfa03ac203509870635 |
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 | yQF3yHer0+T+WRbT2KCua/69DiOfInUzwadW80aemighshd5Zi7qCYEcY8lMeqyNjxldNny5R+dXiBXGLmomDA== |
| 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
| 2026-09-16T07:10:11.347215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003935observed 97daa3ee4362101204df95675f844fa4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:11.332721Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003935/manifest.jsonobserved cf9b987bbf3d28c05e8aa8984be8042c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:11.319219Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003935/publication.mdobserved 21907e457d823ac01a062f8c8bc85d3e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:11.303042Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003935/publication.txtobserved 4ca154b2d99c0d61e9edf5eefb34b5c0...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. |
|---|