OT-2026-000071659
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down, 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-2026-000071659) never changes.
Identity and time
| Publication number | OT-2026-000071659 · never reused |
|---|---|
| Internal UUID | 01a0ae92-1e91-7e93-9983-a8514a9b3fe5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:26.841552Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071659 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4e3105426561689787c108a193b23b2c50ddec9c892b8b25e88d0864ad4026ff |
|---|---|
| Markdown | 7502ff4e6192ed6f3205472bdadb0e774f510abbb815fe22e0e35af930f66965 |
| Publication page | f351ccdc6fdaff765d78a32e18d1eead533c4ec8af6beef24a99d681b88a09b5 |
| Manifest | d2965ed818987d83564c445bd303f9c74d7ddfc3ca55b1eb2146dffa67fd5b55 |
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 | XB0MLsMX8HRYQdU0YlJmDa2MagMNLCKELnBvb8xPBWmxTgwxaT1oH6VGNaGqC3nK+w2OmYNEkh9oWGr40ctiBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:23:41.551332Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071659observed f351ccdc6fdaff765d78a32e18d1eead...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:41.535572Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071659/manifest.jsonobserved d2965ed818987d83564c445bd303f9c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:41.520056Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071659/publication.mdobserved 7502ff4e6192ed6f3205472bdadb0e77...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:41.503730Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071659/publication.txtobserved 4e3105426561689787c108a193b23b2c...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. |
|---|