{
 "record_law_P1": {
  "complaint": "1/10",
  "calm": "9/10"
 },
 "record_law_P2": {
  "complaint": "1/10",
  "calm": "9/10"
 },
 "records_identical": true,
 "F_probability_P1": "1",
 "F_probability_P2": "1/5",
 "p_star_P1": "729/1000",
 "p_star_P2": "729/5000",
 "p_star_differs": true,
 "bounds_from_record_alone": [
  "729/5000",
  "729/1000"
 ],
 "additional_record_that_separates": "a private, reprisal-safe channel: under P1 its use rate stays ~P(R)=1/10; under P2 it rises toward P(R)=1/2",
 "tier": "finite_diagnostic (exact rational arithmetic on two explicit finite models; existence certificate only)"
}