OT-2026-000001821
Publication integrity record
Hinged wrench
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-2026-000001821) never changes.
Identity and time
| Publication number | OT-2026-000001821 · never reused |
|---|---|
| Internal UUID | 01a0a678-d737-714d-b0fe-f1e215c18300 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-15T19:08:52.408279Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000001821 |
| Status | PUBLIC |
Content hashes
| Canonical text | b628d3add237119b5c32aaf324659068a7d7beab2a2bc6dd8d20579fc722c6ee |
|---|---|
| Markdown | b5a9b742d610fb4d3d22322504cd6c96b9e8a025c9cfe5975f42cd0a84fe0110 |
| Publication page | af5dd3a3cb57318e7503e32462c05abcfa3f15a09c13e28b40a5a450e9318420 |
| Manifest | e9b8b9dd2cd8b20f3f396f9344062a7507e12829384b36df93760fa9532cbe20 |
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 | ZhSFRof9NI6DMBjMysSey/6dBmt3igQ7RkAH6A/RtzoGCdiHMmiTm9KW1MKZZ8R13PEUyYDDcsxKyzSG22HcDQ== |
| 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
| 2026-09-15T19:10:22.105143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001821observed af5dd3a3cb57318e7503e32462c05abc...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-15T19:10:22.074997Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001821/manifest.jsonobserved e9b8b9dd2cd8b20f3f396f9344062a75...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T19:10:21.939086Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001821/publication.txtobserved b628d3add237119b5c32aaf324659068...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 |
|---|