OT-2026-000005445
Publication integrity record
Three finger mechanical gripper, two stage ejector, contact triggered, electric drive, on a tool changer
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-2026-000005445) never changes.
Identity and time
| Publication number | OT-2026-000005445 · never reused |
|---|---|
| Internal UUID | 01a0a939-3d89-7b89-a035-267efc41ef54 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:58:15.948040Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005445 |
| Status | PUBLIC |
Content hashes
| Canonical text | a6fec92ff5e2f8193a659f40b3555733ed6ea8fef1bff48dd48d329c717cd00e |
|---|---|
| Markdown | d2387d43143290c4bb110759337cee52010a78d153ac57b2ea344b56bc25840b |
| Publication page | da874de8f1f3d7119250bc8bf77b1c6916503e8528b12397a28e64c97276ec5f |
| Manifest | ef7df57b488deb38ae124dfef51a34bf800d62ae90d66138806c223b6e333aa5 |
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 | 3JlSnNHkTI+5YjG7qIYfyfbjNM/cRIJoBvhXI+LFVa2Jo3lzPgAIGMY3ibHr6B8jQ4iCwM0LY16uB8j6HFr4Bw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:00:08.699951Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005445observed da874de8f1f3d7119250bc8bf77b1c69...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:00:08.685740Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005445/manifest.jsonobserved ef7df57b488deb38ae124dfef51a34bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:08.670528Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005445/publication.mdobserved d2387d43143290c4bb110759337cee52...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:08.657630Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005445/publication.txtobserved a6fec92ff5e2f8193a659f40b3555733...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. |
|---|