OT-2026-000000420
Publication integrity record
Robot control system
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-2026-000000420) never changes.
Identity and time
| Publication number | OT-2026-000000420 · never reused |
|---|---|
| Internal UUID | 01a0a673-5698-775e-91e7-2bfbaebdb70e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-15T19:02:51.800701Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000000420 |
| Status | PUBLIC |
Content hashes
| Canonical text | 538e9ec5d8a4c11b958925e9be7e9531fafb515c44b5a329b8ffde165b2167f2 |
|---|---|
| Markdown | b0d2bb19508c600b3ae20b118c6eb7255c8eeb8839cd67408009b454a28d5b23 |
| Publication page | 8335858d2925d0805df73ea54c9b71a8bfddbe2535101bef49614bc408d877aa |
| Manifest | 45f981c3c0158418b1317a0142ee48a2c7f3995aaec5e398e4ac483ff654c95d |
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 | rHJRyEXqBQBEvwMWR32e//gF8SSLT/4Db82NI5GQsstke0DE1Pk+HTBQcmrd+x0hcvsnJe3mFo5NnnyaM4ARAw== |
| 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
| 2026-10-02T16:41:54.795282Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000420observed 8335858d2925d0805df73ea54c9b71a8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-02T16:41:54.718464Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000420/manifest.jsonobserved 45f981c3c0158418b1317a0142ee48a2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T16:41:54.577217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000420/publication.mdobserved b0d2bb19508c600b3ae20b118c6eb725...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T16:41:54.432864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000420/publication.txtobserved 538e9ec5d8a4c11b958925e9be7e9531...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T04:42:17.211173Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000420observed 8335858d2925d0805df73ea54c9b71a8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T04:42:16.913184Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000420/manifest.jsonobserved 45f981c3c0158418b1317a0142ee48a2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T04:42:16.571300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000420/publication.mdobserved b0d2bb19508c600b3ae20b118c6eb725...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T04:42:16.225791Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000420/publication.txtobserved 538e9ec5d8a4c11b958925e9be7e9531...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 |
|---|