corroborate

Audit numeric claims by re-deriving each value from data and comparing to what's recorded. Argument $ARGUMENTS — optional scope (claim name, section, producer, or --manual/--changed/--all). Follows each claim's derivation, flags discrepancies with the standard `nature` taxonomy.

Log numeric claims added to a document into the claim registry. Argument $ARGUMENTS — optional. With no args, runs retrospectively over recent turns + git diff. With a prompt, runs the task prospectively and logs as it goes. With a file path, scopes retrospective logging to that file. Starts with `--commit` to also refresh macros + audit surface at the end.