OT-2026-000000322
Publication integrity record
Printing apparatus
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-2026-000000322) never changes.
Identity and time
| Publication number | OT-2026-000000322 · never reused |
|---|---|
| Internal UUID | 01a0a673-3b07-7d8a-93d8-d9eb92c1fa68 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-15T19:02:44.743310Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000000322 |
| Status | PUBLIC |
Content hashes
| Canonical text | f41bc66b75dfa62f0525d15ddda51c1ddbfea13aa21d4a2257d9501c094da86d |
|---|---|
| Markdown | 74a6509c068fba57b8ef572f0a20bd18e6a1d02a2e5a968b293574892b94d21a |
| Publication page | ddd3a3a309067d881dc0f8d86c07f61b2ef4735b20244858d42495c60693621d |
| Manifest | 60c620c744d38950431bf99cca302795a759e3da95383c99353f6865e17a7015 |
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 | YVuFUvfwMjMLtpg3A5RLztirtPr88jbmhTFgdL6oLMq0JuyF1aOb5PpuVcczZeczn5FzsQSWa28QyLeEisaqBQ== |
| 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
| 2026-10-17T16:41:13.541619Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000322observed ddd3a3a309067d881dc0f8d86c07f61b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-17T16:41:13.447470Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000322/manifest.jsonobserved 60c620c744d38950431bf99cca302795...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T16:41:13.377751Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000322/publication.mdobserved 74a6509c068fba57b8ef572f0a20bd18...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T16:41:13.270878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000322/publication.txtobserved f41bc66b75dfa62f0525d15ddda51c1d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T04:42:15.271315Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000322observed ddd3a3a309067d881dc0f8d86c07f61b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T04:42:15.053146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000322/manifest.jsonobserved 60c620c744d38950431bf99cca302795...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T04:42:14.964034Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000322/publication.mdobserved 74a6509c068fba57b8ef572f0a20bd18...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T04:42:14.807749Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000322/publication.txtobserved f41bc66b75dfa62f0525d15ddda51c1d...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 |
|---|