{
  "observed_at_utc": "2026-09-07T10:27:50.707276+00:00",
  "candidate_revision": "8958ae93ff196bdc5fbcfd08ae12f81445c5d28c",
  "timing": "After final freeze and holdout admission",
  "status": "fixture_predicate_sensitivity_incomplete",
  "column_fidelity": "The boolean column exists with its authorized type. No missing-column execution error is found.",
  "ratified_source": {
    "file": "docs/bi/knowledge/pipedrive-activities.md",
    "line": 151,
    "sha256": "c10a801d370f2629465e7b0696d8a506a8a58e2578558820e794ef45d6483016",
    "predicate": "pd_is_ct_employee IS NOT TRUE"
  },
  "read_only_probe": {
    "rows": 64,
    "true": 0,
    "false": 52,
    "null": 12,
    "rows_after_ratified_predicate": 64,
    "rows_removed": 0
  },
  "phase0_requirement": "Populate rows so each ratified predicate changes at least one answer.",
  "finding": "This ratified predicate cannot exclude a row in the frozen fixture. The 38 registered sensitivity controls did not establish complete predicate coverage.",
  "impact": "Full E1 fixture fidelity and an unqualified independent quality certification are not established. The observed paired results remain available, with fixed denominators and unchanged scores.",
  "execution_configuration_valid": true,
  "definition_retrieval_valid": true,
  "scorer_class_logic_valid": true,
  "baseline_viability": "Failed; user authorized continuation after product-cause review.",
  "application_changes": 0,
  "fixture_changes": 0,
  "corpus_changes": 0,
  "numeric_score_changes": 0,
  "further_tuning": "Forbidden by the final V18 stop boundary. No V19 or replacement holdout is opened.",
  "reviewer": "lead; independent final review unavailable"
}