OT-2026-000041421
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, sustained blow-off after 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-2026-000041421) never changes.
Identity and time
| Publication number | OT-2026-000041421 · never reused |
|---|---|
| Internal UUID | 01a0ae79-b145-7ad9-afec-af65174d0ee3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:45.980839Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041421 |
| Status | PUBLIC |
Content hashes
| Canonical text | 833129f9ff03ad461c99b25d715230dbd8aabfbef4434e94b21afb99975d8b54 |
|---|---|
| Markdown | ee3f96d37d652b2a718747ab6f94ed39aecba01d884bad290bf9445f1ab8f965 |
| Publication page | 3e4c74be46a526b8f2367ba251a27c0246a98d8b44b4d296e92935c3ff73bdb6 |
| Manifest | 05297e3d3a5c67ce599ba1a6ca91b1e78d54065c2cf684bf627a9e949f2ba7f0 |
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 | nN+IrFmZl2rhp2I0n4SCj3MknEF/rm2eKk5ZuYDe3U4p9ExbGb+pJmCoZMQyEQvCRLnLG/MzX2jeyTE1nc+JAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:17:26.309684Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041421observed 3e4c74be46a526b8f2367ba251a27c02...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:17:26.292421Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041421/manifest.jsonobserved 05297e3d3a5c67ce599ba1a6ca91b1e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:26.275028Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041421/publication.mdobserved ee3f96d37d652b2a718747ab6f94ed39...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:17:26.256586Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041421/publication.txtobserved 833129f9ff03ad461c99b25d715230db...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. |
|---|