OT-2026-000004447
Publication integrity record
Bellows cup vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000004447) never changes.
Identity and time
| Publication number | OT-2026-000004447 · never reused |
|---|---|
| Internal UUID | 01a0a918-0e2d-7251-a36c-32374aedf4f1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:22:01.136393Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004447 |
| Status | PUBLIC |
Content hashes
| Canonical text | 83bdf9c1425279f5b7b6be96499a6a5f0ef9b7b829d03454ff3d06c2a359b93c |
|---|---|
| Markdown | f5fd7d6dbc27931b676baf986488b864e9aff139264e9e4291b715c0c29824af |
| Publication page | c68910739386c20b821187a3c35145e7d1cf49f8fd32ffb0662acfb309645fe3 |
| Manifest | a01a002084a7cd4ac5c2d47a4800332d46dce600efdc3bc1c7f6fcc97abb6509 |
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 | f923+3ydcxskGKKzGRBgYy9u5KI5dxFNPbf4U7wQRnT3DX1Y+8fiUcGOQNItbOrDTWpC91shKvtwUH4dMoFSBQ== |
| 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
| 2026-09-16T07:30:26.627927Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004447observed c68910739386c20b821187a3c35145e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:26.490225Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004447/manifest.jsonobserved a01a002084a7cd4ac5c2d47a4800332d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:26.475769Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004447/publication.mdobserved f5fd7d6dbc27931b676baf986488b864...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:26.462791Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004447/publication.txtobserved 83bdf9c1425279f5b7b6be96499a6a5f...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. |
|---|