OT-2026-000004226
Publication integrity record
Vacuum cup gripper, six outlet manifold, ejector fed, 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-2026-000004226) never changes.
Identity and time
| Publication number | OT-2026-000004226 · never reused |
|---|---|
| Internal UUID | 01a0a911-c909-7214-9ba6-50229fd6889e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:15:10.222354Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004226 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0c9694687a7ddd58da2bbdebc63c175e88c7ff84f584540048c629984be6c68b |
|---|---|
| Markdown | d5e600365aa335d5194263555ef0af306e65de07f4b352726ec88c73c2a7ae3c |
| Publication page | 7f9b1ba0417b2ede452178b086b36f279165ed5bcf090c8cd19640078400d6fb |
| Manifest | b474bccfb42e4a483a815f3ae9abf3df5c4a6efabd9228b52e9014983da3bfcc |
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 | AxSr3i1fIpZ0SYBol7S0oixED5/9IhKnfTr5ymRbq44zs9TJhSLFInU7+rDiNsQxJ6s3/tmhx5koq3ssTjt8AA== |
| 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
| 2026-09-16T07:20:21.910532Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004226observed 7f9b1ba0417b2ede452178b086b36f27...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:21.897590Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004226/manifest.jsonobserved b474bccfb42e4a483a815f3ae9abf3df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:21.885606Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004226/publication.mdobserved d5e600365aa335d5194263555ef0af30...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:21.871253Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004226/publication.txtobserved 0c9694687a7ddd58da2bbdebc63c175e...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. |
|---|