OT-2026-000001222
Publication integrity record
Crane arrangement including a pre-operation planning module
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-2026-000001222) never changes.
Identity and time
| Publication number | OT-2026-000001222 · never reused |
|---|---|
| Internal UUID | 01a0a674-9a58-75b4-aac9-b7e32e0b678b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-15T19:04:14.681335Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000001222 |
| Status | PUBLIC |
Content hashes
| Canonical text | d5d4701821394aef9b84830cd833f331cc41ef95f0db441984990b8bc58dd524 |
|---|---|
| Markdown | a1119f1755841b814ffc3ba42382c8cb28d397e3001e2b08ba281486f93448b8 |
| Publication page | 158140c6a2f12ced0f7a872236421d5fe547d2b64299de0a0ffed24d751278ca |
| Manifest | 996e493058252d148e5ac6dd38f7d869ad7b9ef56164d3c305989aed6baa240e |
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 | cAPEph3Rcu/SFn2zp+NaGIzq0s0azn+kumWxarWBXjF9eR0G9sS5e1C1lQRsecXpcTwx9mBKL4rY1BRMXOWODA== |
| 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
| 2026-10-27T08:41:43.293780Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001222observed 158140c6a2f12ced0f7a872236421d5f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-27T08:41:43.229861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001222/manifest.jsonobserved 996e493058252d148e5ac6dd38f7d869...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-27T08:41:43.151297Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001222/publication.mdobserved a1119f1755841b814ffc3ba42382c8cb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-27T08:41:42.921670Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001222/publication.txtobserved d5d4701821394aef9b84830cd833f331...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-15T20:20:09.877581Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001222observed 158140c6a2f12ced0f7a872236421d5f...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T20:20:09.848567Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001222/manifest.jsonobserved 996e493058252d148e5ac6dd38f7d869...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T20:20:09.834751Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001222/publication.txtobserved d5d4701821394aef9b84830cd833f331...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 |
|---|