OT-2026-000000587
Publication integrity record
Detection and mapping of generalized retroreflective surfaces
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-2026-000000587) never changes.
Identity and time
| Publication number | OT-2026-000000587 · never reused |
|---|---|
| Internal UUID | 01a0a673-92ee-76ee-83f1-4d323719c26a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-15T19:03:07.247215Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000000587 |
| Status | PUBLIC |
Content hashes
| Canonical text | 050285d85f63a567496c23e6cf04ca338e548533f8a2af857dd76716b1aeb653 |
|---|---|
| Markdown | 660c4c49b1adc4179476f19383d746dec5cd697c2d0431b6ec67d67ebf3819c6 |
| Publication page | 8ec493f51c021af3d4e999ab929d893896ae6ed9bd417cb1a2e5286e065e1fe2 |
| Manifest | e1be4b68899202e57c7b90f8bdc8a1d913ac89b1595f11a747411aad6524bdc2 |
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 | ciKIGD/y7CprTjU06JHYNNTBMsFDUYzzCK3s4KsSp8oX7oWJVt9saEhZA26r+qZNPZFdnENyTdaMpWMcHYWdAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-15T19:07:03Z batch OT-TS-2026-W38-001 · RFC 3161 token · inclusion proof root 6369baadb1a246009d149835804d20ba... |
|---|
Independent retrieval
| 2026-10-18T04:23:10.028655Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000587observed 8ec493f51c021af3d4e999ab929d8938...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-18T04:23:10.017295Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000587/manifest.jsonobserved e1be4b68899202e57c7b90f8bdc8a1d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-18T04:23:10.003606Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000587/publication.mdobserved 660c4c49b1adc4179476f19383d746de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-18T04:23:09.918927Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000587/publication.txtobserved 050285d85f63a567496c23e6cf04ca33...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-25T12:41:27.663453Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000587observed 8ec493f51c021af3d4e999ab929d8938...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T12:41:27.594454Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000587/manifest.jsonobserved e1be4b68899202e57c7b90f8bdc8a1d9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T12:41:27.524185Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000587/publication.mdobserved 660c4c49b1adc4179476f19383d746de...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-25T12:41:27.417858Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000587/publication.txtobserved 050285d85f63a567496c23e6cf04ca33...fetched by grabo-systems from 34.44.131.203, 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 |
|---|