Vendored canonical releases
RELEASE_INDEX.json lists the canonical archives included in the full offline bundle. They are copied without modification and verified by SHA-256.
Use:
.\EXTRACT_LEGACY_RELEASE.ps1 -Version 0.57.0.dev3
Then run the extracted release's own VERIFY_*.ps1 or RUN_*.ps1 script.
The configurable v0.59 laboratory does not rewrite historical frozen results. It provides a common exploratory interface alongside them.