Where Regen Engine Belongs
Superseded, 26 April 2026 — corrections made 31 July 2026. This post reproduces an earlier version of a document that has since been corrected. Three claims in it are no longer made. The opening asserted that Regen Engine is not optional and becomes necessary wherever incorrect execution produces irreversible consequences; the canonical text now states that structural execution control is what becomes necessary, and that Regen Engine is one implementation of it — the property is necessary, not the product. The illustrative log below reads exceeds declared limit 10.0 against a declared geometry of 130 km/h, and is now labelled as illustrative rather than captured output. The domains listed below are now separated into what has been demonstrated and what has not been validated, with per-domain caveats for ISO 26262, DO-178C and FDA. The canonical version is 5. WHERE_REGEN_ENGINE_BELONGS.md . This post is left as written. Regen Engine is not optional. It becomes necessary whereve...