OT-2026-000000834
Publication integrity record
Apparatus for checking operation of carrier device and computer program
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-2026-000000834) never changes.
Identity and time
| Publication number | OT-2026-000000834 · never reused |
|---|---|
| Internal UUID | 01a0a673-e3d1-7981-813f-f38148d2717d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-15T19:03:27.953343Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000000834 |
| Status | PUBLIC |
Content hashes
| Canonical text | dd6d282759dbbc35a150097c4bbd18e01554c0dfefdf02fb120f80de9c7b244f |
|---|---|
| Markdown | d39ba35f59878d36c92c1aa1008fa00ffa492cd7c69635021c4a0e90aea4be0a |
| Publication page | 87d0ce7c948e472be4396ee2b362284cc288180e35a0a0a8170c24ad36a4f1c1 |
| Manifest | cdd6584256cbcd75f44a5d75ae3b36bf61fd3965d2245afa493f35c05e98a9eb |
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 | cYf7E88weMOhyAvGSMNXaUnEw+c/BuPh19vBynvbnREkQ8vB6ALb8bKAQGSCXAgIOiG/n5kVqa77mfsJmV9wAg== |
| 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
| 2026-09-17T04:43:54.873046Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000834observed 87d0ce7c948e472be4396ee2b362284c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T04:43:54.718388Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000834/manifest.jsonobserved cdd6584256cbcd75f44a5d75ae3b36bf...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T04:43:54.552531Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000834/publication.mdobserved d39ba35f59878d36c92c1aa1008fa00f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T04:43:54.324168Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000834/publication.txtobserved dd6d282759dbbc35a150097c4bbd18e0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-15T20:30:29.715767Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000834observed 87d0ce7c948e472be4396ee2b362284c...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T20:30:29.684536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000834/manifest.jsonobserved cdd6584256cbcd75f44a5d75ae3b36bf...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T20:30:29.479425Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000834/publication.txtobserved dd6d282759dbbc35a150097c4bbd18e0...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 |
|---|