OT-2026-000003077
Publication integrity record
Method and apparatus for forming item groups
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-2026-000003077) never changes.
Identity and time
| Publication number | OT-2026-000003077 · never reused |
|---|---|
| Internal UUID | 01a0a686-9937-78ef-94e8-5712d896ecbf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-15T19:23:54.039761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003077 |
| Status | PUBLIC |
Content hashes
| Canonical text | 157af6884d2c0f2fe95933cc681df45f674bb8ea7fb3886155b61362e77d0501 |
|---|---|
| Markdown | 1319aa6c492096c0f209bbd80c3115ca677b960b27e0d4141d3e13c5ca6665c6 |
| Publication page | b6e96a20d153f64ddae3c772a260923ed8d799435b5b3022f20db745d8cbb355 |
| Manifest | 02b32aad539c9349aa735a3bc3c837f9aa49c5093e8aa14ca5d033ce0b55f89f |
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 | dQIBw8owApXtiO/vRJ5ijfIDfBKFrGcFsOueCrd0SpfAnbTFkSdrtKQb8uHbdHqlGA50CG/UzyblX8zDRSu+Aw== |
| 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
| 2026-10-22T20:41:02.948031Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003077observed b6e96a20d153f64ddae3c772a260923e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-22T20:41:02.875194Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003077/manifest.jsonobserved 02b32aad539c9349aa735a3bc3c837f9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-22T20:41:02.803183Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003077/publication.mdobserved 1319aa6c492096c0f209bbd80c3115ca...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-22T20:41:02.551879Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003077/publication.txtobserved 157af6884d2c0f2fe95933cc681df45f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-15T19:30:05.858329Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003077observed b6e96a20d153f64ddae3c772a260923e...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T19:30:05.825047Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003077/manifest.jsonobserved 02b32aad539c9349aa735a3bc3c837f9...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T19:30:05.686383Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003077/publication.txtobserved 157af6884d2c0f2fe95933cc681df45f...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 |
|---|