OT-2026-000042272
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, pulsed 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-2026-000042272) never changes.
Identity and time
| Publication number | OT-2026-000042272 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d73-7d6f-92db-c2c58c4c4125 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042272 |
| Status | PUBLIC |
Content hashes
| Canonical text | 15956cb45f374e56a6030e2412278ede73902fe9864eb99e47ec71ad936312bb |
|---|---|
| Markdown | fd231e48efc0070d21cea23e18848dc75bc5ec6ff8d27c92762537850ff3648c |
| Publication page | 43e4ce0d6c69416eea49816dd6097e754f16cfb0c845c18054f423455c6e174e |
| Manifest | 0c5526e65f867ee8dbd6ae4c3d548ea6bf4be8715868ac13766096dea35bb350 |
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 | EsGNtCBUs4RYd+8E5cYMKzOSh3Htv1/TKoImNqFn/YGqpKJhv95dWtvw2N0D/lkoSA5UFVcaGdG4zCGTsI6xDQ== |
| 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
| 2026-09-17T11:15:57.693142Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042272observed 43e4ce0d6c69416eea49816dd6097e75...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:57.676452Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042272/manifest.jsonobserved 0c5526e65f867ee8dbd6ae4c3d548ea6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:57.656489Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042272/publication.mdobserved fd231e48efc0070d21cea23e18848dc7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:57.635219Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042272/publication.txtobserved 15956cb45f374e56a6030e2412278ede...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. |
|---|