OT-2026-000000256
Publication integrity record
Numerical control system and interference checking assistance method
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-2026-000000256) never changes.
Identity and time
| Publication number | OT-2026-000000256 · never reused |
|---|---|
| Internal UUID | 01a0a673-28d5-768e-adef-1035e1f0bbff · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-15T19:02:40.086197Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000000256 |
| Status | PUBLIC |
Content hashes
| Canonical text | e7d0a2030113ade50534165941c10adc87ceca15c6e90e5b7beceef214612748 |
|---|---|
| Markdown | 6a4e8b7b17d4df1a0c2ab17ec6d6e27a140dddcbec3881a6eaac9ed787e7dfac |
| Publication page | ec411d121f09326b2fa8f1f96d344211bbeb1ac0ba9c616eccd43c085dd758c3 |
| Manifest | 718994c0c75db530675287673da50c425abd03b73018554fed4ea17077034689 |
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 | Hs6JI1W3x7dBZ7p8Tlc8clE/duMNGVSnOCUYGtU1rhrTExdjnouzYCqQRTYYhPem+vDPQ1kPifhmekKmCxsqCg== |
| 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
| 2026-09-15T20:50:31.350852Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000256observed ec411d121f09326b2fa8f1f96d344211...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-15T20:50:31.320181Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000256/manifest.jsonobserved 718994c0c75db530675287673da50c42...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T20:50:31.307801Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000256/publication.txtobserved e7d0a2030113ade50534165941c10adc...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 |
|---|