{
  "schema": "MAKNOW_FIXTURE_DELTA_MANIFEST_v1.0",
  "base": "baseline_fixture.json",
  "mutations": [
    "mutation_user_growth_no_requirement_change.json",
    "mutation_one_market_residency_scoped.json",
    "mutation_budget_up_signal_unstable.json",
    "mutation_bid_only_human_material_changes.json"
  ],
  "binding_manifest": "FIXTURE_BINDINGS.json",
  "policy": "Each mutation declares only changed evidence; learner must recompute the affected axis rather than copy the baseline verdict."
}