{
  "ab_accounting": {
    "best_bid_ask": {
      "boundary_dropped": 1865,
      "class": "FULL",
      "exception_markets": 4988,
      "rows_by_domain": {
        "c": 8808485,
        "e": 12466891,
        "f": 11975834,
        "g": 11947679,
        "h": 12467531
      },
      "rows_c": 8808485,
      "rows_e": 12466891,
      "rows_f": 11975834,
      "rows_g": 11947679,
      "rows_h": 12467531,
      "rows_joined": 12471009,
      "rows_merged": 12469144,
      "unique_by_domain": {
        "c": 590,
        "e": 447,
        "f": 132,
        "g": 62,
        "h": 396
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 1255,
            "100_200ms": 111552,
            "10_20ms": 592187,
            "1_2ms": 0,
            "2000_5000ms": 231,
            "200_500ms": 94172,
            "20_50ms": 296530,
            "2_5ms": 2401671,
            "5000_10000ms": 128,
            "500_1000ms": 9008,
            "50_100ms": 143081,
            "5_10ms": 5158670,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 9530,
          "mean_ms": 13.504515021595655,
          "measurable": 8808485,
          "min_ms": 2,
          "p50_ms": 5.0,
          "p90_ms": 13.0,
          "p99_ms": 223.0,
          "rows": 8808485,
          "unmeasurable": 0,
          "won_output_rows": 8381869
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 2360,
            "1000_2000ms": 10312,
            "100_200ms": 420736,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 4157,
            "200_500ms": 416038,
            "20_50ms": 10696670,
            "2_5ms": 0,
            "5000_10000ms": 1620,
            "500_1000ms": 61353,
            "50_100ms": 853645,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 17405,
          "mean_ms": 61.423068991298635,
          "measurable": 12466891,
          "min_ms": 33,
          "p50_ms": 39.0,
          "p90_ms": 68.0,
          "p99_ms": 429.0,
          "rows": 12466891,
          "unmeasurable": 0,
          "won_output_rows": 393073
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 1366,
            "1000_2000ms": 9048,
            "100_200ms": 454138,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 3415,
            "200_500ms": 412665,
            "20_50ms": 9221978,
            "2_5ms": 0,
            "5000_10000ms": 1664,
            "500_1000ms": 67017,
            "50_100ms": 1804543,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 18747,
          "mean_ms": 68.01434714275432,
          "measurable": 11975834,
          "min_ms": 41,
          "p50_ms": 46.0,
          "p90_ms": 79.0,
          "p99_ms": 440.0,
          "rows": 11975834,
          "unmeasurable": 0,
          "won_output_rows": 137473
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 13702,
            "1000_2000ms": 77069,
            "100_200ms": 1108269,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 35282,
            "200_500ms": 723000,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 15481,
            "500_1000ms": 330491,
            "50_100ms": 9644333,
            "5_10ms": 0,
            "ge30000ms": 52,
            "neg": 0
          },
          "max_ms": 35711,
          "mean_ms": 162.35352749266195,
          "measurable": 11947679,
          "min_ms": 70,
          "p50_ms": 85.0,
          "p90_ms": 200.0,
          "p99_ms": 1124.0,
          "rows": 11947679,
          "unmeasurable": 0,
          "won_output_rows": 11537
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 9141,
            "1000_2000ms": 39143,
            "100_200ms": 246271,
            "10_20ms": 8992005,
            "1_2ms": 0,
            "2000_5000ms": 40464,
            "200_500ms": 277545,
            "20_50ms": 2270398,
            "2_5ms": 0,
            "5000_10000ms": 25027,
            "500_1000ms": 100096,
            "50_100ms": 463516,
            "5_10ms": 0,
            "ge30000ms": 3925,
            "neg": 0
          },
          "max_ms": 69257,
          "mean_ms": 88.9240696493957,
          "measurable": 12467531,
          "min_ms": 14,
          "p50_ms": 18.0,
          "p90_ms": 47.0,
          "p99_ms": 936.0,
          "rows": 12467531,
          "unmeasurable": 0,
          "won_output_rows": 3545192
        }
      }
    },
    "book": {
      "boundary_dropped": 4318,
      "class": "FULL",
      "exception_markets": 173200,
      "rows_by_domain": {
        "c": 2566152,
        "e": 133814,
        "f": 483831,
        "g": 487834,
        "h": 135560
      },
      "rows_c": 2566152,
      "rows_e": 133814,
      "rows_f": 483831,
      "rows_g": 487834,
      "rows_h": 135560,
      "rows_joined": 2729556,
      "rows_merged": 2725238,
      "unique_by_domain": {
        "c": 2212044,
        "e": 535,
        "f": 17961,
        "g": 19961,
        "h": 1015
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 235835,
            "1000_2000ms": 31121,
            "100_200ms": 7804,
            "10_20ms": 13406,
            "1_2ms": 0,
            "2000_5000ms": 75545,
            "200_500ms": 16486,
            "20_50ms": 7989,
            "2_5ms": 3445,
            "5000_10000ms": 90291,
            "500_1000ms": 19087,
            "50_100ms": 6273,
            "5_10ms": 57878,
            "ge30000ms": 2000992,
            "neg": 0
          },
          "max_ms": 8634737844,
          "mean_ms": 135818578.98704323,
          "measurable": 2566152,
          "min_ms": 3,
          "p50_ms": 464158.0,
          "p90_ms": 93205135.89999998,
          "p99_ms": 3055041013.7199993,
          "rows": 2566152,
          "unmeasurable": 0,
          "won_output_rows": 2521710
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 1577,
            "1000_2000ms": 2795,
            "100_200ms": 10715,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 7284,
            "200_500ms": 7262,
            "20_50ms": 86913,
            "2_5ms": 0,
            "5000_10000ms": 1181,
            "500_1000ms": 2745,
            "50_100ms": 12950,
            "5_10ms": 0,
            "ge30000ms": 392,
            "neg": 0
          },
          "max_ms": 3636742608,
          "mean_ms": 468207.97957612807,
          "measurable": 133814,
          "min_ms": 33,
          "p50_ms": 42.0,
          "p90_ms": 956.0,
          "p99_ms": 13049.869999999995,
          "rows": 133814,
          "unmeasurable": 0,
          "won_output_rows": 7682
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 35193,
            "1000_2000ms": 7119,
            "100_200ms": 11041,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 17338,
            "200_500ms": 10137,
            "20_50ms": 69106,
            "2_5ms": 0,
            "5000_10000ms": 14573,
            "500_1000ms": 6129,
            "50_100ms": 26979,
            "5_10ms": 0,
            "ge30000ms": 286216,
            "neg": 0
          },
          "max_ms": 8632160979,
          "mean_ms": 102867697.7226945,
          "measurable": 483831,
          "min_ms": 42,
          "p50_ms": 83677.0,
          "p90_ms": 51118789.0,
          "p99_ms": 2668310156.0,
          "rows": 483831,
          "unmeasurable": 0,
          "won_output_rows": 23413
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 37417,
            "1000_2000ms": 8803,
            "100_200ms": 13299,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 18815,
            "200_500ms": 12806,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 15096,
            "500_1000ms": 9574,
            "50_100ms": 80633,
            "5_10ms": 0,
            "ge30000ms": 291391,
            "neg": 0
          },
          "max_ms": 8632157661,
          "mean_ms": 103454394.69417056,
          "measurable": 487834,
          "min_ms": 71,
          "p50_ms": 88238.5,
          "p90_ms": 52293053.0,
          "p99_ms": 2776159314.0,
          "rows": 487834,
          "unmeasurable": 0,
          "won_output_rows": 131322
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 441,
            "1000_2000ms": 1754,
            "100_200ms": 5193,
            "10_20ms": 29907,
            "1_2ms": 0,
            "2000_5000ms": 6383,
            "200_500ms": 5654,
            "20_50ms": 71882,
            "2_5ms": 0,
            "5000_10000ms": 720,
            "500_1000ms": 1854,
            "50_100ms": 9950,
            "5_10ms": 0,
            "ge30000ms": 1822,
            "neg": 0
          },
          "max_ms": 7035263539,
          "mean_ms": 2332332.319194453,
          "measurable": 135560,
          "min_ms": 15,
          "p50_ms": 23.0,
          "p90_ms": 429.0,
          "p99_ms": 161571.72000000416,
          "rows": 135560,
          "unmeasurable": 0,
          "won_output_rows": 41111
        }
      }
    },
    "last_trade_price": {
      "boundary_dropped": 4,
      "class": "FULL",
      "exception_markets": 558,
      "rows_by_domain": {
        "c": 41080,
        "e": 61121,
        "f": 59316,
        "g": 58279,
        "h": 61107
      },
      "rows_c": 41080,
      "rows_e": 61121,
      "rows_f": 59316,
      "rows_g": 58279,
      "rows_h": 61107,
      "rows_joined": 61204,
      "rows_merged": 61200,
      "unique_by_domain": {
        "c": 0,
        "e": 6,
        "f": 2,
        "g": 2,
        "h": 3
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 32,
            "100_200ms": 1079,
            "10_20ms": 13176,
            "1_2ms": 0,
            "2000_5000ms": 41,
            "200_500ms": 602,
            "20_50ms": 7294,
            "2_5ms": 0,
            "5000_10000ms": 2,
            "500_1000ms": 136,
            "50_100ms": 1842,
            "5_10ms": 16876,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 5593,
          "mean_ms": 30.759761441090554,
          "measurable": 41080,
          "min_ms": 5,
          "p50_ms": 10.0,
          "p90_ms": 45.0,
          "p99_ms": 320.41999999999825,
          "rows": 41080,
          "unmeasurable": 0,
          "won_output_rows": 38990
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 737,
            "1000_2000ms": 886,
            "100_200ms": 4041,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 798,
            "200_500ms": 3342,
            "20_50ms": 36216,
            "2_5ms": 0,
            "5000_10000ms": 432,
            "500_1000ms": 1365,
            "50_100ms": 13304,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 17400,
          "mean_ms": 358.37384859540913,
          "measurable": 61121,
          "min_ms": 36,
          "p50_ms": 45.0,
          "p90_ms": 280.0,
          "p99_ms": 11340.600000000035,
          "rows": 61121,
          "unmeasurable": 0,
          "won_output_rows": 1927
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 465,
            "1000_2000ms": 842,
            "100_200ms": 4342,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 604,
            "200_500ms": 3533,
            "20_50ms": 18410,
            "2_5ms": 0,
            "5000_10000ms": 557,
            "500_1000ms": 1386,
            "50_100ms": 29177,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 18754,
          "mean_ms": 311.10582304943017,
          "measurable": 59316,
          "min_ms": 44,
          "p50_ms": 53.0,
          "p90_ms": 279.5,
          "p99_ms": 9036.349999999984,
          "rows": 59316,
          "unmeasurable": 0,
          "won_output_rows": 831
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 1025,
            "1000_2000ms": 1487,
            "100_200ms": 12680,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 1189,
            "200_500ms": 4841,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 557,
            "500_1000ms": 2773,
            "50_100ms": 33706,
            "5_10ms": 0,
            "ge30000ms": 21,
            "neg": 0
          },
          "max_ms": 35763,
          "mean_ms": 627.597058974931,
          "measurable": 58279,
          "min_ms": 73,
          "p50_ms": 96.0,
          "p90_ms": 652.0,
          "p99_ms": 15569.540000000008,
          "rows": 58279,
          "unmeasurable": 0,
          "won_output_rows": 137
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 83,
            "1000_2000ms": 302,
            "100_200ms": 2811,
            "10_20ms": 4100,
            "1_2ms": 0,
            "2000_5000ms": 336,
            "200_500ms": 2523,
            "20_50ms": 44540,
            "2_5ms": 0,
            "5000_10000ms": 148,
            "500_1000ms": 832,
            "50_100ms": 5402,
            "5_10ms": 0,
            "ge30000ms": 30,
            "neg": 0
          },
          "max_ms": 53129,
          "mean_ms": 140.15207750339567,
          "measurable": 61107,
          "min_ms": 17,
          "p50_ms": 24.0,
          "p90_ms": 122.0,
          "p99_ms": 1938.9400000000023,
          "rows": 61107,
          "unmeasurable": 0,
          "won_output_rows": 19315
        }
      }
    },
    "market_resolved": {
      "boundary_dropped": 0,
      "class": "FULL",
      "exception_markets": 154,
      "rows_by_domain": {
        "c": 5031,
        "e": 3608,
        "f": 3570,
        "g": 3576,
        "h": 3608
      },
      "rows_c": 5031,
      "rows_e": 3608,
      "rows_f": 3570,
      "rows_g": 3576,
      "rows_h": 3608,
      "rows_joined": 6008,
      "rows_merged": 6008,
      "unique_by_domain": {
        "c": 2376,
        "e": 4,
        "f": 0,
        "g": 1,
        "h": 0
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 2,
            "100_200ms": 48,
            "10_20ms": 196,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 57,
            "20_50ms": 84,
            "2_5ms": 661,
            "5000_10000ms": 0,
            "500_1000ms": 6,
            "50_100ms": 50,
            "5_10ms": 1581,
            "ge30000ms": 2346,
            "neg": 0
          },
          "max_ms": 849460,
          "mean_ms": 202966.68853110712,
          "measurable": 5031,
          "min_ms": 3,
          "p50_ms": 43.0,
          "p90_ms": 576331.0,
          "p99_ms": 831136.0,
          "rows": 5031,
          "unmeasurable": 0,
          "won_output_rows": 4900
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 8,
            "1000_2000ms": 1,
            "100_200ms": 872,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 219,
            "20_50ms": 2054,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 59,
            "50_100ms": 394,
            "5_10ms": 0,
            "ge30000ms": 1,
            "neg": 0
          },
          "max_ms": 60747,
          "mean_ms": 153.86973392461198,
          "measurable": 3608,
          "min_ms": 34,
          "p50_ms": 42.0,
          "p90_ms": 171.30000000000018,
          "p99_ms": 588.6499999999992,
          "rows": 3608,
          "unmeasurable": 0,
          "won_output_rows": 120
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 3,
            "100_200ms": 957,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 246,
            "20_50ms": 1813,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 57,
            "50_100ms": 484,
            "5_10ms": 0,
            "ge30000ms": 10,
            "neg": 0
          },
          "max_ms": 149366,
          "mean_ms": 374.25994397759104,
          "measurable": 3570,
          "min_ms": 42,
          "p50_ms": 49.0,
          "p90_ms": 193.0,
          "p99_ms": 616.2399999999998,
          "rows": 3570,
          "unmeasurable": 0,
          "won_output_rows": 58
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 41,
            "100_200ms": 416,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 3,
            "200_500ms": 815,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 203,
            "50_100ms": 2088,
            "5_10ms": 0,
            "ge30000ms": 10,
            "neg": 0
          },
          "max_ms": 145354,
          "mean_ms": 447.5659955257271,
          "measurable": 3576,
          "min_ms": 70,
          "p50_ms": 91.0,
          "p90_ms": 381.0,
          "p99_ms": 1102.25,
          "rows": 3576,
          "unmeasurable": 0,
          "won_output_rows": 14
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 6,
            "1000_2000ms": 10,
            "100_200ms": 146,
            "10_20ms": 1440,
            "1_2ms": 0,
            "2000_5000ms": 11,
            "200_500ms": 106,
            "20_50ms": 1519,
            "2_5ms": 0,
            "5000_10000ms": 4,
            "500_1000ms": 35,
            "50_100ms": 331,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 28894,
          "mean_ms": 107.10033259423503,
          "measurable": 3608,
          "min_ms": 15,
          "p50_ms": 28.0,
          "p90_ms": 87.0,
          "p99_ms": 895.8499999999926,
          "rows": 3608,
          "unmeasurable": 0,
          "won_output_rows": 916
        }
      }
    },
    "new_market": {
      "boundary_dropped": 4,
      "class": "FULL",
      "exception_markets": 128,
      "rows_by_domain": {
        "c": 9459,
        "e": 4436,
        "f": 4347,
        "g": 4410,
        "h": 4436
      },
      "rows_c": 9459,
      "rows_e": 4436,
      "rows_f": 4347,
      "rows_g": 4410,
      "rows_h": 4436,
      "rows_joined": 10435,
      "rows_merged": 10431,
      "unique_by_domain": {
        "c": 3489,
        "e": 65,
        "f": 47,
        "g": 61,
        "h": 87
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 103,
            "1000_2000ms": 0,
            "100_200ms": 548,
            "10_20ms": 441,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 373,
            "20_50ms": 1424,
            "2_5ms": 0,
            "5000_10000ms": 1,
            "500_1000ms": 18,
            "50_100ms": 1039,
            "5_10ms": 61,
            "ge30000ms": 5451,
            "neg": 0
          },
          "max_ms": 15175424,
          "mean_ms": 263554.87123374565,
          "measurable": 9459,
          "min_ms": 6,
          "p50_ms": 195515.0,
          "p90_ms": 564484.0,
          "p99_ms": 625317.68,
          "rows": 9459,
          "unmeasurable": 0,
          "won_output_rows": 6775
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 292,
            "1000_2000ms": 0,
            "100_200ms": 1141,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 1555,
            "20_50ms": 181,
            "2_5ms": 0,
            "5000_10000ms": 4,
            "500_1000ms": 26,
            "50_100ms": 514,
            "5_10ms": 0,
            "ge30000ms": 723,
            "neg": 0
          },
          "max_ms": 1731020,
          "mean_ms": 30579.003155996394,
          "measurable": 4436,
          "min_ms": 38,
          "p50_ms": 230.0,
          "p90_ms": 117597.5,
          "p99_ms": 388748.89999999973,
          "rows": 4436,
          "unmeasurable": 0,
          "won_output_rows": 902
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 278,
            "1000_2000ms": 0,
            "100_200ms": 1192,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 1261,
            "20_50ms": 106,
            "2_5ms": 0,
            "5000_10000ms": 1,
            "500_1000ms": 51,
            "50_100ms": 655,
            "5_10ms": 0,
            "ge30000ms": 803,
            "neg": 0
          },
          "max_ms": 5632440,
          "mean_ms": 36607.91097308489,
          "measurable": 4347,
          "min_ms": 46,
          "p50_ms": 215.0,
          "p90_ms": 170533.60000000003,
          "p99_ms": 387032.26,
          "rows": 4347,
          "unmeasurable": 0,
          "won_output_rows": 853
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 266,
            "1000_2000ms": 2,
            "100_200ms": 327,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 2100,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 3,
            "500_1000ms": 413,
            "50_100ms": 401,
            "5_10ms": 0,
            "ge30000ms": 898,
            "neg": 0
          },
          "max_ms": 442254,
          "mean_ms": 39025.06167800454,
          "measurable": 4410,
          "min_ms": 75,
          "p50_ms": 362.0,
          "p90_ms": 192856.79999999926,
          "p99_ms": 368625.44999999995,
          "rows": 4410,
          "unmeasurable": 0,
          "won_output_rows": 690
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 309,
            "1000_2000ms": 0,
            "100_200ms": 1271,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 1186,
            "20_50ms": 472,
            "2_5ms": 0,
            "5000_10000ms": 3,
            "500_1000ms": 48,
            "50_100ms": 649,
            "5_10ms": 0,
            "ge30000ms": 498,
            "neg": 0
          },
          "max_ms": 5465878,
          "mean_ms": 19530.64720468891,
          "measurable": 4436,
          "min_ms": 20,
          "p50_ms": 189.0,
          "p90_ms": 42060.0,
          "p99_ms": 298247.44999999995,
          "rows": 4436,
          "unmeasurable": 0,
          "won_output_rows": 1211
        }
      }
    },
    "price_change": {
      "boundary_dropped": 13614,
      "class": "FULL",
      "exception_markets": 3555,
      "rows_by_domain": {
        "c": 76278060,
        "e": 108002998,
        "f": 103954628,
        "g": 103608692,
        "h": 108036138
      },
      "rows_c": 76278060,
      "rows_e": 108002998,
      "rows_f": 103954628,
      "rows_g": 103608692,
      "rows_h": 108036138,
      "rows_joined": 108183362,
      "rows_merged": 108169748,
      "unique_by_domain": {
        "c": 4985,
        "e": 986,
        "f": 246,
        "g": 106,
        "h": 2832
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 22,
            "1000_2000ms": 17290,
            "100_200ms": 1057138,
            "10_20ms": 5639492,
            "1_2ms": 0,
            "2000_5000ms": 3602,
            "200_500ms": 937582,
            "20_50ms": 2821222,
            "2_5ms": 17687270,
            "5000_10000ms": 1486,
            "500_1000ms": 97332,
            "50_100ms": 1345564,
            "5_10ms": 46670060,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 10300,
          "mean_ms": 14.828650073166518,
          "measurable": 76278060,
          "min_ms": 2,
          "p50_ms": 5.0,
          "p90_ms": 15.0,
          "p99_ms": 244.0,
          "rows": 76278060,
          "unmeasurable": 0,
          "won_output_rows": 72418431
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 84624,
            "1000_2000ms": 180194,
            "100_200ms": 4219110,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 129496,
            "200_500ms": 4074683,
            "20_50ms": 89992229,
            "2_5ms": 0,
            "5000_10000ms": 51438,
            "500_1000ms": 736813,
            "50_100ms": 8534411,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 17430,
          "mean_ms": 79.42167085954411,
          "measurable": 108002998,
          "min_ms": 33,
          "p50_ms": 39.0,
          "p90_ms": 84.0,
          "p99_ms": 521.0,
          "rows": 108002998,
          "unmeasurable": 0,
          "won_output_rows": 3339449
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 60052,
            "1000_2000ms": 141002,
            "100_200ms": 4460814,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 104612,
            "200_500ms": 3954236,
            "20_50ms": 77805686,
            "2_5ms": 0,
            "5000_10000ms": 71288,
            "500_1000ms": 732372,
            "50_100ms": 16624566,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 18873,
          "mean_ms": 83.86269294330984,
          "measurable": 103954628,
          "min_ms": 41,
          "p50_ms": 46.0,
          "p90_ms": 91.0,
          "p99_ms": 513.0,
          "rows": 103954628,
          "unmeasurable": 0,
          "won_output_rows": 1292610
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 295948,
            "1000_2000ms": 817086,
            "100_200ms": 10115440,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 416370,
            "200_500ms": 6711990,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 203156,
            "500_1000ms": 3189396,
            "50_100ms": 81856536,
            "5_10ms": 0,
            "ge30000ms": 2770,
            "neg": 0
          },
          "max_ms": 35804,
          "mean_ms": 206.37236022630225,
          "measurable": 103608692,
          "min_ms": 70,
          "p50_ms": 85.0,
          "p90_ms": 233.0,
          "p99_ms": 1701.0,
          "rows": 103608692,
          "unmeasurable": 0,
          "won_output_rows": 109304
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 79102,
            "1000_2000ms": 354654,
            "100_200ms": 2329811,
            "10_20ms": 74947136,
            "1_2ms": 0,
            "2000_5000ms": 364590,
            "200_500ms": 2625089,
            "20_50ms": 21891852,
            "2_5ms": 0,
            "5000_10000ms": 216414,
            "500_1000ms": 907585,
            "50_100ms": 4277165,
            "5_10ms": 0,
            "ge30000ms": 42740,
            "neg": 0
          },
          "max_ms": 69914,
          "mean_ms": 94.60948298614673,
          "measurable": 108036138,
          "min_ms": 14,
          "p50_ms": 18.0,
          "p90_ms": 52.0,
          "p99_ms": 975.0,
          "rows": 108036138,
          "unmeasurable": 0,
          "won_output_rows": 31009954
        }
      }
    },
    "tick_size_change": {
      "boundary_dropped": 0,
      "class": "FULL",
      "exception_markets": 789,
      "rows_by_domain": {
        "c": 4276,
        "e": 7324,
        "f": 7164,
        "g": 7168,
        "h": 7324
      },
      "rows_c": 4276,
      "rows_e": 7324,
      "rows_f": 7164,
      "rows_g": 7168,
      "rows_h": 7324,
      "rows_joined": 7324,
      "rows_merged": 7324,
      "unique_by_domain": {
        "c": 0,
        "e": 0,
        "f": 0,
        "g": 0,
        "h": 0
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 20,
            "10_20ms": 249,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 4,
            "20_50ms": 124,
            "2_5ms": 1052,
            "5000_10000ms": 0,
            "500_1000ms": 0,
            "50_100ms": 16,
            "5_10ms": 2811,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 211,
          "mean_ms": 7.591908325537886,
          "measurable": 4276,
          "min_ms": 3,
          "p50_ms": 5.0,
          "p90_ms": 9.0,
          "p99_ms": 49.0,
          "rows": 4276,
          "unmeasurable": 0,
          "won_output_rows": 4125
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 269,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 252,
            "20_50ms": 6447,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 9,
            "50_100ms": 347,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 611,
          "mean_ms": 52.422856362643365,
          "measurable": 7324,
          "min_ms": 34,
          "p50_ms": 38.0,
          "p90_ms": 60.0,
          "p99_ms": 326.0,
          "rows": 7324,
          "unmeasurable": 0,
          "won_output_rows": 342
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 274,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 326,
            "20_50ms": 5559,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 8,
            "50_100ms": 997,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 855,
          "mean_ms": 63.45910106085986,
          "measurable": 7164,
          "min_ms": 42,
          "p50_ms": 46.0,
          "p90_ms": 83.0,
          "p99_ms": 364.0,
          "rows": 7164,
          "unmeasurable": 0,
          "won_output_rows": 91
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 20,
            "100_200ms": 310,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 581,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 299,
            "50_100ms": 5958,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 1335,
          "mean_ms": 131.03766741071428,
          "measurable": 7168,
          "min_ms": 71,
          "p50_ms": 84.0,
          "p90_ms": 288.0,
          "p99_ms": 709.6299999999992,
          "rows": 7168,
          "unmeasurable": 0,
          "won_output_rows": 8
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 8,
            "1000_2000ms": 16,
            "100_200ms": 164,
            "10_20ms": 5374,
            "1_2ms": 0,
            "2000_5000ms": 12,
            "200_500ms": 155,
            "20_50ms": 1231,
            "2_5ms": 0,
            "5000_10000ms": 4,
            "500_1000ms": 84,
            "50_100ms": 276,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 15714,
          "mean_ms": 64.53549972692518,
          "measurable": 7324,
          "min_ms": 15,
          "p50_ms": 18.0,
          "p90_ms": 48.0,
          "p99_ms": 744.0,
          "rows": 7324,
          "unmeasurable": 0,
          "won_output_rows": 2758
        }
      }
    }
  },
  "archive_root": "union-staging",
  "boundary_guard": "cache",
  "bytes": 1350356260,
  "file": "2026-09-06T20.parquet",
  "generated_by": "tools/orderbook_ab/merge_ab.py",
  "hour": "2026-09-06/20",
  "hour_utc": "2026-09-06T20:00:00+00:00",
  "layout": "union-event-sorted-v1",
  "max_sequence": 53761722715826652,
  "merger_git_sha": "fcbb28046152741ae3754e951659977da4c8b36e",
  "min_sequence": 562954220364820,
  "products": {
    "best_bid_ask": {
      "byte_range": [
        4,
        141766027
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "best_bid",
        "best_ask",
        "spread",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53761722715826628,
      "min_sequence": 562954220364820,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 12469144,
      "row_groups": [
        0,
        47
      ],
      "sha256": "d43870f9b1cfaf63038c25ec5d50fcf487412e345297b69a71a2231b000c1d9e"
    },
    "book": {
      "byte_range": [
        141766027,
        238887740
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "bids",
        "asks",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53761722715825253,
      "min_sequence": 562954220372261,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 2725238,
      "row_groups": [
        48,
        58
      ],
      "sha256": "bf4342abb79dc949c894f5daadd32aee15117ea0b4c5947888f9e860fe8d798f"
    },
    "last_trade_price": {
      "byte_range": [
        238887740,
        242376082
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "price",
        "size",
        "side",
        "fee_rate_bps",
        "transaction_hash",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53761722715825268,
      "min_sequence": 562954220365687,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 61200,
      "row_groups": [
        59,
        59
      ],
      "sha256": "009c4cc0f715b67a174534c2ef5799b0f6d5adfdd873e47a8c3375667f9579f3"
    },
    "market_resolved": {
      "byte_range": [
        242376082,
        242986073
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "id",
        "assets_ids",
        "winning_asset_id",
        "winning_outcome",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53761722715580525,
      "min_sequence": 562954224112577,
      "order_by": [
        "market",
        "id",
        "timestamp",
        "sequence"
      ],
      "row_count": 6008,
      "row_groups": [
        60,
        60
      ],
      "sha256": "797a1a849da5ecf34a2a4e9aeea5274ca385c33c87b9c9bb35d4db326a1d27ff"
    },
    "new_market": {
      "byte_range": [
        242986073,
        243747808
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "id",
        "assets_ids",
        "outcomes",
        "question",
        "slug",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53761722713715997,
      "min_sequence": 562954220365063,
      "order_by": [
        "market",
        "id",
        "timestamp",
        "sequence"
      ],
      "row_count": 10431,
      "row_groups": [
        61,
        61
      ],
      "sha256": "e52dde6fa282ba520217e2e744036a63c94bb4e4b24091f846a9bb2c30c8d6a7"
    },
    "price_change": {
      "byte_range": [
        243747808,
        1348683089
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "price",
        "size",
        "side",
        "best_bid",
        "best_ask",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53761722715826652,
      "min_sequence": 562954220364821,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 108169748,
      "row_groups": [
        62,
        474
      ],
      "sha256": "7c9c6cccd62d64fdf8010d055424bb7ab16d32c22b28c633c4e6bd0d6174d5f0"
    },
    "tick_size_change": {
      "byte_range": [
        1348683089,
        1348952027
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "old_tick_size",
        "new_tick_size",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53761722715391370,
      "min_sequence": 562954234199831,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 7324,
      "row_groups": [
        475,
        475
      ],
      "sha256": "9390a5f5a4a69e8cdbf0657dc36c310b56c6c67c12445b3154d049f4b6193ad0"
    }
  },
  "row_count": 123449093,
  "sequence_note": "sequence and timestamp_received are collector-local provenance; where domains carry the same row, the merge keeps the EARLIEST-RECEIVED copy, equal arrivals breaking by registry order (active: c, h, e, f, g). The winner is per row, not per hour -- each row names its own in source_witness",
  "sha256": "4d1068ff6105e5edcb6c553cebef795fadb970bfa8ff1d288cb888fec07c0c38",
  "verification": {
    "note": "A range digest certifies BYTES. That those bytes are that product comes from this manifest and is cross-checkable against the Parquet footer, which is inside the whole-file sha256.",
    "primary": "sha256sum <file> == .sha256",
    "secondary": "curl -r <start>-<end-1> <url> | sha256sum == .products.<name>.sha256"
  },
  "witness_stats": "2026-09-06T20.witness_stats.json",
  "witnesses": "chefg",
  "served_verbatim": true,
  "served_note": "This hour is the merger's union file, published byte for byte. Hours before the era cutover are rebuilt here from the seven product files and carry one column fewer."
}
