OT-2026-000002580
Publication integrity record
Method and computing systems for performing object detection
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-2026-000002580) never changes.
Identity and time
| Publication number | OT-2026-000002580 · never reused |
|---|---|
| Internal UUID | 01a0a67d-8467-7cfe-86a5-0cbabedc76ba · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-15T19:13:58.887708Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000002580 |
| Status | PUBLIC |
Content hashes
| Canonical text | a84c5ed910bb8fecc2cc72232773a31dae2c7b6712886dd5844e4917089719e2 |
|---|---|
| Markdown | 3b7fa1f288a44e9d01fe988cb92780e8a5e5260783f536c66b42300e9a407ae6 |
| Publication page | c8bb71b58a5ce7046d475aa0cccbd81024071149facf59c018c508de171ccd94 |
| Manifest | 19a6e41c59f82210aff0f0da1495368b150921cde7324f82838cba1ee91ce4da |
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 | +c7JFk9e7OaX2GHftiuSPYiFuXZYPMKzf7tt0PXyyrflwYRq7qs8gVn5k0b2sGcQZDTRB7bzPKjw6srYDyUJDw== |
| 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
| 2026-09-30T16:42:05.302695Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002580observed c8bb71b58a5ce7046d475aa0cccbd810...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-30T16:42:05.236646Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002580/manifest.jsonobserved 19a6e41c59f82210aff0f0da1495368b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T16:42:05.168415Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002580/publication.mdobserved 3b7fa1f288a44e9d01fe988cb92780e8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-30T16:42:04.861344Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002580/publication.txtobserved a84c5ed910bb8fecc2cc72232773a31d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T04:23:13.832362Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002580observed c8bb71b58a5ce7046d475aa0cccbd810...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T04:23:13.818183Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002580/manifest.jsonobserved 19a6e41c59f82210aff0f0da1495368b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T04:23:13.804280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002580/publication.mdobserved 3b7fa1f288a44e9d01fe988cb92780e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T04:23:13.759634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002580/publication.txtobserved a84c5ed910bb8fecc2cc72232773a31d...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
| 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 |
|---|