OT-2026-000051980
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off after 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-2026-000051980) never changes.
Identity and time
| Publication number | OT-2026-000051980 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e78e-782e-b54b-fc733d09e100 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051980 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4fd111d8d4e408b7ffed4e10163dd7f1853cd52355d2e6e71152fba3ac248019 |
|---|---|
| Markdown | de01d76001c0762f5811f82cae23e18d2ad97598c1f7dcc84deaf03badf4effc |
| Publication page | cc7dec2c4bcb630030ffdafc7271eb57c6ccd240c301c332f38ae2471f125e1c |
| Manifest | 4401606b8de44ce96e20dcf27f94dfc64e6933e1d7117752345df9e673943a0f |
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 | wxR+zI4OyhrTBm/qh9tHRKXqLoWiCxv+kKiKK0iWCQxH8Nie5BS53CDmBRG6JEhUcE6VyG5HHPWLqeeeIruQCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:28.845776Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051980observed cc7dec2c4bcb630030ffdafc7271eb57...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:28.828967Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051980/manifest.jsonobserved 4401606b8de44ce96e20dcf27f94dfc6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:28.812730Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051980/publication.mdobserved de01d76001c0762f5811f82cae23e18d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:28.796708Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051980/publication.txtobserved 4fd111d8d4e408b7ffed4e10163dd7f1...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. |
|---|