OT-2026-000002253
Publication integrity record
Modular idler roller system with recessed and/or adaptable ends
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-2026-000002253) never changes.
Identity and time
| Publication number | OT-2026-000002253 · never reused |
|---|---|
| Internal UUID | 01a0a67b-7fd5-7c91-891d-a9b748d1305d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-15T19:11:46.645743Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000002253 |
| Status | PUBLIC |
Content hashes
| Canonical text | 53e45e4f5492d8e7aca1c820d4c60d0e5870f5f7fd54de29a8b45968d3230671 |
|---|---|
| Markdown | 3b66037992ee81a7a9985a5910d45505bcdf8a48f02bd2998fca8f437e30aefb |
| Publication page | e87e7dde0a6845fb3fb0d6cc058aa81c1992dc4aa9542d5eef0d990c6802dd34 |
| Manifest | b438a1265d215097f62fcdbde1adc979c8948e2e55ea19a3f85f588203088c17 |
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 | XDa5EIwR9ABldGV8fueIzSLOA0Et557LTbqv5zHvoIAQHw+CTQYIIB+dVa6EOREcfrx0mnziwyE8gE1y6zyEBQ== |
| 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
| 2026-10-13T04:41:26.369233Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002253observed e87e7dde0a6845fb3fb0d6cc058aa81c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-13T04:41:26.298660Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002253/manifest.jsonobserved b438a1265d215097f62fcdbde1adc979...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-13T04:41:26.229879Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002253/publication.mdobserved 3b66037992ee81a7a9985a5910d45505...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-13T04:41:26.114914Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002253/publication.txtobserved 53e45e4f5492d8e7aca1c820d4c60d0e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-15T19:50:08.411943Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002253observed e87e7dde0a6845fb3fb0d6cc058aa81c...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T19:50:08.386397Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002253/manifest.jsonobserved b438a1265d215097f62fcdbde1adc979...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T19:50:08.375482Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000002253/publication.txtobserved 53e45e4f5492d8e7aca1c820d4c60d0e...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 |
|---|