OT-2026-000003660
Publication integrity record
Vacuum cup gripper, three zone face, plant vacuum fed, contact triggered on the face
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-2026-000003660) never changes.
Identity and time
| Publication number | OT-2026-000003660 · never reused |
|---|---|
| Internal UUID | 01a0a90a-ab18-743a-8f9d-db9d0b167b1f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:23.804257Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003660 |
| Status | PUBLIC |
Content hashes
| Canonical text | e145942cd83e524f94f3604eeb7a090ca29abfc645ee9c3fee967a747082f2c5 |
|---|---|
| Markdown | f6e0fee554d27b0fa85aeff5ea7c60741490d0ddd58808547f93a5e1f65c87ee |
| Publication page | 1c32dc2a254e7fbb7c63f42bfa2e27cf77ce21b438f6b0afa68881243877dc01 |
| Manifest | 22e2a54e5d415658918217bfa812bc38f35458a0f82e74622a1d566fbde852f6 |
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 | Bi1OiNJhHcvQgjXSqHznXIf/wp5QDr02rr6M2tjxkdRxXSlH1GFDFDAHlxqBBhOaJ+NByftK7hGqchcy78coAg== |
| 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
| 2026-09-16T08:20:36.408913Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003660observed 1c32dc2a254e7fbb7c63f42bfa2e27cf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:20:36.392546Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003660/manifest.jsonobserved 22e2a54e5d415658918217bfa812bc38...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:36.374751Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003660/publication.mdobserved f6e0fee554d27b0fa85aeff5ea7c6074...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:36.235459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003660/publication.txtobserved e145942cd83e524f94f3604eeb7a090c...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. |
|---|