OT-2026-000001553
Publication integrity record
System and method for teaching a robot program
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-2026-000001553) never changes.
Identity and time
| Publication number | OT-2026-000001553 · never reused |
|---|---|
| Internal UUID | 01a0a676-c9b6-7b16-be04-68a1e736d609 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-15T19:06:37.878696Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000001553 |
| Status | PUBLIC |
Content hashes
| Canonical text | fa3ae80600e6d71fed8b2d1677879fa61080fa43a66a01736f6c3c680be1e253 |
|---|---|
| Markdown | 106f1f5f0b981eb0467bb2a92003cb98cf1e4f213edc68cd68c6ae2f9eb364e6 |
| Publication page | 38aa09b368974330a5a2fb95ffac47d14c6678f8aa0ae85312edd6d755221ab6 |
| Manifest | b660b74e99ae1b044bce19743470b55df6a75876d1538bbc8acc85f25eb4cbe8 |
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 | HWIrr+J2z4EEbrFnMyPdh4n0Fn+a9fxLgOjWSsd2dy2QVlA7WX6yv5gcR//UN0qOXK7yooofusj40AgnXXqkCQ== |
| 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
| 2026-09-15T20:00:30.897438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001553observed 38aa09b368974330a5a2fb95ffac47d1...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-15T20:00:30.724525Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001553/manifest.jsonobserved b660b74e99ae1b044bce19743470b55d...fetched by instance-3.rotem.ai from 127.0.0.1, which resolved the name to 35.239.157.139 |
| 2026-09-15T20:00:30.711040Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000001553/publication.txtobserved fa3ae80600e6d71fed8b2d1677879fa6...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 |
|---|