{
 "_about": "Stage F (N3) read-only re-derivation on M3U96b of the verifier's verify_partners.py (reservoir sample of 20,000 project_mentions, repeatable seed 20261105, joined to src_sections/spid_sections text; duckdb read_only, threads=4). Compares the audit rule of code/audit/a02_grounding.py:norm (case-fold, punctuation to spaces, alias list, whole-word search) with a plain case-folded substring search.",
 "date": "2026-11-05",
 "db": "project-db/data/db/spid.duckdb (3155701760 bytes, 2026-10-28 12:21)",
 "sample_mentions": 20000,
 "seed": 20261105,
 "with_partners": 5287,
 "partners_grounded_pct_audit_rule": 99.32,
 "partners_grounded_pct_naive_casefold": 96.1,
 "with_locations": 7638,
 "locations_grounded_pct_audit_rule": 78.16,
 "population_rates_table17": {
  "partners": 99.4,
  "locations": 78.3
 }
}