OT-2026-000000663
Publication integrity record
Spout separating tool
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-2026-000000663) never changes.
Identity and time
| Publication number | OT-2026-000000663 · never reused |
|---|---|
| Internal UUID | 01a0a673-ab26-7576-805a-b6e1df9148e0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-15T19:03:13.447041Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000000663 |
| Status | PUBLIC |
Content hashes
| Canonical text | 98242c964f124cc099ffca2577de134b2f2e9150d8d01307518c1efffa479259 |
|---|---|
| Markdown | 203ced4662e49f5b1986e72a2d216bfed8db4254c55ebda023a5898aaed758b8 |
| Publication page | 30231bccb6f51057cf8047cd89ad37077dde17bf291b236dd4f2c9be6c9dedc1 |
| Manifest | f102801f5b8dd565d35afc991405b977f1bef4213cf343e346129b572dd74e3c |
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 | l4z6d5SpwT/EX32jy6zG9XwOa3mLsMDGWcfqmt67q6wKYj1lFjQk1cotI+kf3P2UzSgQoM2qdKojkKNJZjv0AA== |
| 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
| 2026-09-16T20:42:30.380004Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000663observed 30231bccb6f51057cf8047cd89ad3707...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T20:42:30.165702Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000663/manifest.jsonobserved f102801f5b8dd565d35afc991405b977...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T20:42:29.962342Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000663/publication.mdobserved 203ced4662e49f5b1986e72a2d216bfe...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T20:42:29.705488Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000663/publication.txtobserved 98242c964f124cc099ffca2577de134b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T04:23:15.871014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000663observed 30231bccb6f51057cf8047cd89ad3707...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T04:23:15.858968Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000663/manifest.jsonobserved f102801f5b8dd565d35afc991405b977...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T04:23:15.846020Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000663/publication.mdobserved 203ced4662e49f5b1986e72a2d216bfe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T04:23:15.832449Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000000663/publication.txtobserved 98242c964f124cc099ffca2577de134b...fetched by instance-3.rotem.ai from 34.69.0.72, 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 |
|---|