{
  "schema": "canli.feasibility.pre-fomc-announcement-drift.v1",
  "candidate": "pre_fomc_announcement_drift",
  "generated_at": "2026-08-15T21:11:30.934495+00:00",
  "return_data_opened": false,
  "return_hypotheses_spent": 0,
  "scheduled_events": 79,
  "period_start": "2016-01-27",
  "period_end": "2025-12-10",
  "year_counts": {
    "2016": 8,
    "2017": 8,
    "2018": 8,
    "2019": 8,
    "2020": 7,
    "2021": 8,
    "2022": 8,
    "2023": 8,
    "2024": 8,
    "2025": 8
  },
  "years_with_eight_regular_decisions": 9,
  "documented_2020_regular_decisions": 7,
  "release_time_coverage_rate": 1.0,
  "release_at_2pm_et_rate": 1.0,
  "point_in_time_schedule_revision_lineage_rate": 0.0,
  "decision": "CALENDAR_LINEAGE_REQUIRED",
  "blockers": [
    "point_in_time_schedule_revision_lineage"
  ],
  "reason": "Official archives identify regular decision dates and release clocks, but the live calendar says future meetings are tentative until confirmed at the preceding meeting. The ex-post pages do not provide a complete first-known/revision history. Returns remain locked.",
  "source_manifest_sha256": "a1a5196803cc7dea80a59f20120522b6057fabca0a3bdd13ce12f99aa011945c",
  "events_sha256": "049b20e54e32376ade4e2366a83dc5cb83e3ceca134779009da066bd2bdb77f5",
  "method": {
    "official_sources_only": true,
    "regular_meetings_only": true,
    "conference_calls_excluded": true,
    "prices_or_returns_read": false
  }
}