OT-2026-000002665
Publication integrity record
Systems and methods for automated produce grading and sorting using machine vision and robotics
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-2026-000002665) never changes.
Identity and time
| Publication number | OT-2026-000002665 · never reused |
|---|---|
| Internal UUID | 01a0a67e-074a-74a2-a8c8-49ba7d3efa51 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-15T19:14:32.394624Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000002665 |
| Status | PUBLIC |
Content hashes
| Canonical text | 053236a571a160f6d7d72116555b23d84d6ca893ae21df256df725edd75fe41a |
|---|---|
| Markdown | fbc71baf0dcd75d0c0c857005397f8c2966240f5809201c5fe7f2ac14fd0171a |
| Publication page | 3801feedcf22d8977d3f35b6069c9e0995f63bd15cf20c65d7292fea13e35a6f |
| Manifest | e6e81ec1393b6c3fc048641d0ecdea10a508edb649b45cd036979b91f63ac91d |
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 | E7CxuDf2blMEBc4C6G2swPJQltngMPursIVA1dxHypCKYckV1oLRZiPZf1aFYKr+D7maZc2EYKdN8v5EZemhCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-15T19:27:02Z batch OT-TS-2026-W38-002 · RFC 3161 token · inclusion proof root 2d7e364e718bd6a32072ec57f9edc195... |
|---|
Independent retrieval
| 2026-09-15T19:30:19.330119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002665observed 3801feedcf22d8977d3f35b6069c9e09...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-15T19:30:19.174009Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002665/manifest.jsonobserved e6e81ec1393b6c3fc048641d0ecdea10...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T19:30:19.161208Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002665/publication.txtobserved 053236a571a160f6d7d72116555b23d8...fetched by instance-3.rotem.ai from 127.0.0.1, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|