OT-2026-000018220
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000018220) never changes.
Identity and time
| Publication number | OT-2026-000018220 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b488-795c-9b7e-e942cca66cb9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018220 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9b123c7160415ee759bc8fa72228a30cd805a899dc6814717d9c86df7413ef62 |
|---|---|
| Markdown | ce4c815ee608f7a052bc157d0f66f1132e88e41d6b2e1646e5ecf3dd75917dc3 |
| Publication page | 82a5915944896d49d2ff7d9b2b7bf1c00976c89f56a13820c939aaf403d5733f |
| Manifest | f977fe71c7ff0748ad15fe68e97e70379b95c2e31ea64187fdf7baa618b8f8ce |
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 | vkmEBnz42MrKv9Nx81mtYnTo7n7clGtVGIqaHVQaZ6Lt63ygu7/gmsGZVs7KEOzBx/XZzfhG15TBc3r/WCU6Cg== |
| 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
| 2026-09-17T12:00:00.466746Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018220observed 82a5915944896d49d2ff7d9b2b7bf1c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:00.443511Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018220/manifest.jsonobserved f977fe71c7ff0748ad15fe68e97e7037...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:00.420929Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018220/publication.mdobserved ce4c815ee608f7a052bc157d0f66f113...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:00.397508Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018220/publication.txtobserved 9b123c7160415ee759bc8fa72228a30c...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. |
|---|