OT-2026-000000269
Publication integrity record
Inspecting industrial facilities using sensor packages
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-2026-000000269) never changes.
Identity and time
| Publication number | OT-2026-000000269 · never reused |
|---|---|
| Internal UUID | 01a0a673-2c86-7647-97da-a2e1b183db79 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-15T19:02:41.030686Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000000269 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0493b3fb10e8f4e1b4d1c9a4af00c004d1516678aa271da62682fc6e4582f7de |
|---|---|
| Markdown | f27b6cdd93db7651215f749f60ada73b4653261aaffebf5d7280be914356fdc4 |
| Publication page | 95aebbe6d47c6e7049569049017ae31caf38964498db974949cbf5c8fb780f89 |
| Manifest | 91fc6bcc7a22dc0320ef14c381ccfff600a30ddb0219dc2df41ba948f69678d4 |
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 | dUGSAyYhL+lkFV82b3tgZBazcI2sn0yWjV6JkAe4sNqFIi2pdnQD4mEv7KLT2rpwv3spa1rRVDCV6S+TEvdLBw== |
| 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
| 2026-10-19T16:41:08.299837Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000269observed 95aebbe6d47c6e7049569049017ae31c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-19T16:41:08.250555Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000269/manifest.jsonobserved 91fc6bcc7a22dc0320ef14c381ccfff6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T16:41:08.201107Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000269/publication.mdobserved f27b6cdd93db7651215f749f60ada73b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-19T16:41:07.970666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000269/publication.txtobserved 0493b3fb10e8f4e1b4d1c9a4af00c004...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T20:41:40.203175Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000269observed 95aebbe6d47c6e7049569049017ae31c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T20:41:40.155561Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000269/manifest.jsonobserved 91fc6bcc7a22dc0320ef14c381ccfff6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T20:41:40.106977Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000269/publication.mdobserved f27b6cdd93db7651215f749f60ada73b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T20:41:39.971438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000269/publication.txtobserved 0493b3fb10e8f4e1b4d1c9a4af00c004...fetched by grabo-systems from 34.44.131.203, 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 |
|---|