{
  "summary": {
    "date": "2026-02-12",
    "path": "/Users/lutherbot/.openclaw/workspace/data/cbbo_spread_cache/spread_cache_2026-02-12.parquet",
    "seconds": 19797,
    "expected_seconds": 19797,
    "completeness_ok": true,
    "full_session_coverage_ok": true,
    "first_ts": 1770906603,
    "last_ts": 1770926399,
    "used_in_cbbo_study": true,
    "source_type": "canonical_cache",
    "both_spikes_raw": 9,
    "both_clusters": 8
  },
  "clusters": [
    {
      "date": "2026-02-12",
      "cluster_id": 1,
      "ts": 1770906638,
      "time_et": "09:30:38",
      "time_pt": "06:30:38",
      "cluster_size": 1,
      "density_2p_30s": 0,
      "density_3p_30s": 0,
      "density_4p_60s": 0,
      "max_ratio": 2.5,
      "p_ratio_t0": 2.0,
      "c_ratio_t0": 2.5,
      "wide_secs_60": 0,
      "persist_10": 0,
      "persist_20": 0,
      "persist_30": 0,
      "persist_60": 0
    },
    {
      "date": "2026-02-12",
      "cluster_id": 2,
      "ts": 1770907798,
      "time_et": "09:49:58",
      "time_pt": "06:49:58",
      "cluster_size": 2,
      "density_2p_30s": 1,
      "density_3p_30s": 0,
      "density_4p_60s": 0,
      "max_ratio": 8.333333333333332,
      "p_ratio_t0": 6.999999999999999,
      "c_ratio_t0": 8.333333333333332,
      "wide_secs_60": 5,
      "persist_10": 5,
      "persist_20": 5,
      "persist_30": 5,
      "persist_60": 5
    },
    {
      "date": "2026-02-12",
      "cluster_id": 3,
      "ts": 1770908296,
      "time_et": "09:58:16",
      "time_pt": "06:58:16",
      "cluster_size": 1,
      "density_2p_30s": 0,
      "density_3p_30s": 0,
      "density_4p_60s": 0,
      "max_ratio": 7.0,
      "p_ratio_t0": 7.0,
      "c_ratio_t0": 4.499999999999999,
      "wide_secs_60": 0,
      "persist_10": 0,
      "persist_20": 0,
      "persist_30": 0,
      "persist_60": 0
    },
    {
      "date": "2026-02-12",
      "cluster_id": 4,
      "ts": 1770908655,
      "time_et": "10:04:15",
      "time_pt": "07:04:15",
      "cluster_size": 1,
      "density_2p_30s": 0,
      "density_3p_30s": 0,
      "density_4p_60s": 0,
      "max_ratio": 2.0,
      "p_ratio_t0": 2.0,
      "c_ratio_t0": 2.0,
      "wide_secs_60": 1,
      "persist_10": 0,
      "persist_20": 0,
      "persist_30": 1,
      "persist_60": 1
    },
    {
      "date": "2026-02-12",
      "cluster_id": 5,
      "ts": 1770908858,
      "time_et": "10:07:38",
      "time_pt": "07:07:38",
      "cluster_size": 1,
      "density_2p_30s": 0,
      "density_3p_30s": 0,
      "density_4p_60s": 0,
      "max_ratio": 2.0,
      "p_ratio_t0": 2.0,
      "c_ratio_t0": 2.0,
      "wide_secs_60": 3,
      "persist_10": 0,
      "persist_20": 0,
      "persist_30": 0,
      "persist_60": 3
    },
    {
      "date": "2026-02-12",
      "cluster_id": 6,
      "ts": 1770909768,
      "time_et": "10:22:48",
      "time_pt": "07:22:48",
      "cluster_size": 1,
      "density_2p_30s": 0,
      "density_3p_30s": 0,
      "density_4p_60s": 0,
      "max_ratio": 6.4,
      "p_ratio_t0": 6.4,
      "c_ratio_t0": 2.5,
      "wide_secs_60": 1,
      "persist_10": 1,
      "persist_20": 1,
      "persist_30": 1,
      "persist_60": 1
    },
    {
      "date": "2026-02-12",
      "cluster_id": 7,
      "ts": 1770910561,
      "time_et": "10:36:01",
      "time_pt": "07:36:01",
      "cluster_size": 1,
      "density_2p_30s": 0,
      "density_3p_30s": 0,
      "density_4p_60s": 0,
      "max_ratio": 3.4999999999999996,
      "p_ratio_t0": 3.4999999999999996,
      "c_ratio_t0": 2.0,
      "wide_secs_60": 0,
      "persist_10": 0,
      "persist_20": 0,
      "persist_30": 0,
      "persist_60": 0
    },
    {
      "date": "2026-02-12",
      "cluster_id": 8,
      "ts": 1770912188,
      "time_et": "11:03:08",
      "time_pt": "08:03:08",
      "cluster_size": 1,
      "density_2p_30s": 0,
      "density_3p_30s": 0,
      "density_4p_60s": 0,
      "max_ratio": 2.142857142857143,
      "p_ratio_t0": 2.142857142857143,
      "c_ratio_t0": 2.0,
      "wide_secs_60": 1,
      "persist_10": 1,
      "persist_20": 1,
      "persist_30": 1,
      "persist_60": 1
    }
  ]
}