OT-2026-000000567
Publication integrity record
Laser processing nozzle and laser processing machine
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-2026-000000567) never changes.
Identity and time
| Publication number | OT-2026-000000567 · never reused |
|---|---|
| Internal UUID | 01a0a673-8b5e-7137-8f69-3dce4cd515c5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-15T19:03:05.310661Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000000567 |
| Status | PUBLIC |
Content hashes
| Canonical text | da56f922cbf70b95b86399fd5031e0c3270ec45cdafb6e443a57c3b846e9629a |
|---|---|
| Markdown | cda10a9d114edd45304438a4f6d7fad277ad739dbe03c7ed8ec4e727c06de6f6 |
| Publication page | 7a5020418ff4dd68eb8a270d62352820a734bb48fc1c1c3365e6ae78c84fdb89 |
| Manifest | d4a002f562f12d07c55594f4881672f3eacf34732e453d2c4270dc6d0bd0ff3d |
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 | 6+hYCgdAtwEcTlnPMHQJYuz5bdeYVc3Tu3o5WAkK9eYToYYfCusUQFSFuna0auun9UiRhOxhQ1nzJH6bjNLuAQ== |
| 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... |
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Independent retrieval
| 2026-10-26T04:23:48.093622Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000567observed 7a5020418ff4dd68eb8a270d62352820...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-26T04:23:48.081548Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000567/manifest.jsonobserved d4a002f562f12d07c55594f4881672f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-26T04:23:48.069137Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000567/publication.mdobserved cda10a9d114edd45304438a4f6d7fad2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-26T04:23:47.963702Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000567/publication.txtobserved da56f922cbf70b95b86399fd5031e0c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-15T20:40:29.069507Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000567observed 7a5020418ff4dd68eb8a270d62352820...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T20:40:29.039335Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000567/manifest.jsonobserved d4a002f562f12d07c55594f4881672f3...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T20:40:29.027171Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000567/publication.txtobserved da56f922cbf70b95b86399fd5031e0c3...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 |
|---|