OT-2026-000000443
Publication integrity record
Recording apparatus, medium cutting method, and medium cutting 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-2026-000000443) never changes.
Identity and time
| Publication number | OT-2026-000000443 · never reused |
|---|---|
| Internal UUID | 01a0a673-5ce9-7f65-905b-80421e84bce9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-15T19:02:53.418006Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000000443 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0ca53300ac454d2c911e143fba6a15ff55e9c7e3f82ac13859555b82dfe9d110 |
|---|---|
| Markdown | 933f2194014a5476d97d8339a41bf8cbb706bd25132b3f2a7e38e9838670cb18 |
| Publication page | adb2060dca1dad31aea2ec331797e80a53b0cf4099fcd486261e5b53457e9a22 |
| Manifest | 4051b0504f7885b3d8412758c390ab92438c1e32b23afcdac32a882ee693af13 |
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 | gXWZOY1wwvnv1NfNk5YEGe/maNzuwFBcU0m1d67NckR6j/9HsUMLy3HLsg1UrpADqNzcNhwamIlsW8NPDQkWCQ== |
| 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
| 2026-09-15T20:50:09.088779Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000443observed adb2060dca1dad31aea2ec331797e80a...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-15T20:50:09.054997Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000443/manifest.jsonobserved 4051b0504f7885b3d8412758c390ab92...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T20:50:09.042538Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000443/publication.txtobserved 0ca53300ac454d2c911e143fba6a15ff...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 |
|---|