OT-2026-000019890
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down
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-2026-000019890) never changes.
Identity and time
| Publication number | OT-2026-000019890 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb6-7d62-a427-2281acb4a2b2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019890 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3dd553c2bdbdd211ba68c8014fdfff4ffe91dbd1720b5eb36e05e50b31b1b4af |
|---|---|
| Markdown | 9d7d5d460d3fe3a2d41820f6343236e0a458d31eaef07f2065b8581e679da544 |
| Publication page | 84cd44c650c5c9569f447977794f909559ae7e275eba809757f8a0531c2e4e7f |
| Manifest | 9e0756a04997a2f995d324a63f1ee502ad5640a63c2403f0a33a8219804f81bf |
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 | n5ICRwzi9YXcCf7tpjH8A5vxlU2SQv9Chd2m2gdB2Hu69nQx412Dw0VNcfI5wPkRp7jv7YxI3Hy9+4k8Gzw+CQ== |
| 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
| 2026-09-17T11:58:05.840037Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019890observed 84cd44c650c5c9569f447977794f9095...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:05.822932Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019890/manifest.jsonobserved 9e0756a04997a2f995d324a63f1ee502...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:05.805528Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019890/publication.mdobserved 9d7d5d460d3fe3a2d41820f6343236e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:05.787814Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019890/publication.txtobserved 3dd553c2bdbdd211ba68c8014fdfff4f...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. |
|---|