OT-2026-000002239
Publication integrity record
Industrial System and Method of Controlling Industrial 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-2026-000002239) never changes.
Identity and time
| Publication number | OT-2026-000002239 · never reused |
|---|---|
| Internal UUID | 01a0a67b-6869-7e33-a75f-67734b5c7afc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-15T19:11:40.649802Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000002239 |
| Status | PUBLIC |
Content hashes
| Canonical text | 19e810fb3c77b52383354a6e08771cad2fc77bb3ffc96ac0a9d34216a92206ec |
|---|---|
| Markdown | 2d1220a0f712d1c66d9cff897901e91455c9661cd18f8a66b37ba3723a4f1e1a |
| Publication page | 920709109af59afb0062bcdc10c71bad3b604e104ee4bcb2cf932eea1e6eb676 |
| Manifest | aa9022d5a890bb69649455f94f3eb322139eadc0326915f4f89282b2398677cd |
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 | +ZBYgL08UFLl+Z/5ZmnVLCh8Dr69FCTyGjkO5AzSjLUt7mqSE/Kun0MpoFKzFcOpnD4b0A8+8rjn9i5y+uHqAQ== |
| 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
| 2026-10-09T12:41:52.199331Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002239observed 920709109af59afb0062bcdc10c71bad...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-09T12:41:52.119346Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002239/manifest.jsonobserved aa9022d5a890bb69649455f94f3eb322...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T12:41:52.042157Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002239/publication.mdobserved 2d1220a0f712d1c66d9cff897901e914...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-09T12:41:51.919886Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002239/publication.txtobserved 19e810fb3c77b52383354a6e08771cad...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-15T19:50:10.063960Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002239observed 920709109af59afb0062bcdc10c71bad...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T19:50:09.909900Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002239/manifest.jsonobserved aa9022d5a890bb69649455f94f3eb322...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T19:50:09.898726Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002239/publication.txtobserved 19e810fb3c77b52383354a6e08771cad...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 |
|---|