{
  "ab_accounting": {
    "best_bid_ask": {
      "boundary_dropped": 457,
      "class": "FULL",
      "exception_markets": 6552,
      "rows_by_domain": {
        "c": 10152103,
        "e": 11479269,
        "f": 10531375,
        "g": 10491225,
        "h": 11348151
      },
      "rows_c": 10152103,
      "rows_e": 11479269,
      "rows_f": 10531375,
      "rows_g": 10491225,
      "rows_h": 11348151,
      "rows_joined": 11516904,
      "rows_merged": 11516447,
      "unique_by_domain": {
        "c": 3296,
        "e": 15442,
        "f": 888,
        "g": 1245,
        "h": 5957
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 3058,
            "100_200ms": 286927,
            "10_20ms": 840817,
            "1_2ms": 0,
            "2000_5000ms": 484,
            "200_500ms": 223943,
            "20_50ms": 545820,
            "2_5ms": 2007135,
            "5000_10000ms": 90,
            "500_1000ms": 22174,
            "50_100ms": 345249,
            "5_10ms": 5876406,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 8403,
          "mean_ms": 21.858122893355198,
          "measurable": 10152103,
          "min_ms": 2,
          "p50_ms": 6.0,
          "p90_ms": 38.0,
          "p99_ms": 306.0,
          "rows": 10152103,
          "unmeasurable": 0,
          "won_output_rows": 9250595
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 8996,
            "1000_2000ms": 18344,
            "100_200ms": 732095,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 15464,
            "200_500ms": 704009,
            "20_50ms": 8461933,
            "2_5ms": 0,
            "5000_10000ms": 7759,
            "500_1000ms": 102083,
            "50_100ms": 1426870,
            "5_10ms": 0,
            "ge30000ms": 1716,
            "neg": 0
          },
          "max_ms": 48693,
          "mean_ms": 102.62062767237182,
          "measurable": 11479269,
          "min_ms": 35,
          "p50_ms": 43.0,
          "p90_ms": 150.0,
          "p99_ms": 562.0,
          "rows": 11479269,
          "unmeasurable": 0,
          "won_output_rows": 385260
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 2012,
            "1000_2000ms": 14323,
            "100_200ms": 640648,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 8870,
            "200_500ms": 579080,
            "20_50ms": 7235846,
            "2_5ms": 0,
            "5000_10000ms": 3222,
            "500_1000ms": 86268,
            "50_100ms": 1961056,
            "5_10ms": 0,
            "ge30000ms": 50,
            "neg": 0
          },
          "max_ms": 30796,
          "mean_ms": 83.3124592942517,
          "measurable": 10531375,
          "min_ms": 40,
          "p50_ms": 47.0,
          "p90_ms": 131.0,
          "p99_ms": 515.0,
          "rows": 10531375,
          "unmeasurable": 0,
          "won_output_rows": 96493
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 10337,
            "1000_2000ms": 92102,
            "100_200ms": 1272269,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 45036,
            "200_500ms": 997133,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 11676,
            "500_1000ms": 369214,
            "50_100ms": 7693368,
            "5_10ms": 0,
            "ge30000ms": 90,
            "neg": 0
          },
          "max_ms": 36091,
          "mean_ms": 178.6658609456951,
          "measurable": 10491225,
          "min_ms": 69,
          "p50_ms": 84.0,
          "p90_ms": 302.0,
          "p99_ms": 1353.0,
          "rows": 10491225,
          "unmeasurable": 0,
          "won_output_rows": 34526
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 2814,
            "1000_2000ms": 52815,
            "100_200ms": 394579,
            "10_20ms": 6556235,
            "1_2ms": 0,
            "2000_5000ms": 50703,
            "200_500ms": 401677,
            "20_50ms": 3045514,
            "2_5ms": 0,
            "5000_10000ms": 24751,
            "500_1000ms": 140061,
            "50_100ms": 677822,
            "5_10ms": 0,
            "ge30000ms": 1180,
            "neg": 0
          },
          "max_ms": 51755,
          "mean_ms": 89.50071998513238,
          "measurable": 11348151,
          "min_ms": 14,
          "p50_ms": 19.0,
          "p90_ms": 90.0,
          "p99_ms": 1149.0,
          "rows": 11348151,
          "unmeasurable": 0,
          "won_output_rows": 1749573
        }
      }
    },
    "book": {
      "boundary_dropped": 9260,
      "class": "FULL",
      "exception_markets": 147201,
      "rows_by_domain": {
        "c": 1284610,
        "e": 285226,
        "f": 948916,
        "g": 960452,
        "h": 338098
      },
      "rows_c": 1284610,
      "rows_e": 285226,
      "rows_f": 948916,
      "rows_g": 960452,
      "rows_h": 338098,
      "rows_joined": 1915038,
      "rows_merged": 1905778,
      "unique_by_domain": {
        "c": 423423,
        "e": 65598,
        "f": 126231,
        "g": 300817,
        "h": 80535
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 110604,
            "1000_2000ms": 15629,
            "100_200ms": 9616,
            "10_20ms": 20676,
            "1_2ms": 0,
            "2000_5000ms": 38714,
            "200_500ms": 13613,
            "20_50ms": 10571,
            "2_5ms": 2580,
            "5000_10000ms": 44354,
            "500_1000ms": 9793,
            "50_100ms": 8094,
            "5_10ms": 62459,
            "ge30000ms": 937907,
            "neg": 0
          },
          "max_ms": 9580485206,
          "mean_ms": 144967067.18889937,
          "measurable": 1284610,
          "min_ms": 3,
          "p50_ms": 208606.5,
          "p90_ms": 157683256.0,
          "p99_ms": 3198539537.0,
          "rows": 1284610,
          "unmeasurable": 0,
          "won_output_rows": 838339
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 17864,
            "1000_2000ms": 6635,
            "100_200ms": 17945,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 12849,
            "200_500ms": 19145,
            "20_50ms": 56581,
            "2_5ms": 0,
            "5000_10000ms": 8486,
            "500_1000ms": 8152,
            "50_100ms": 17453,
            "5_10ms": 0,
            "ge30000ms": 120116,
            "neg": 0
          },
          "max_ms": 9581580699,
          "mean_ms": 82376747.12403849,
          "measurable": 285226,
          "min_ms": 36,
          "p50_ms": 6929.5,
          "p90_ms": 1593095.0,
          "p99_ms": 2265545104.0,
          "rows": 285226,
          "unmeasurable": 0,
          "won_output_rows": 106159
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 84379,
            "1000_2000ms": 15088,
            "100_200ms": 16205,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 32101,
            "200_500ms": 19754,
            "20_50ms": 43501,
            "2_5ms": 0,
            "5000_10000ms": 34752,
            "500_1000ms": 14274,
            "50_100ms": 26760,
            "5_10ms": 0,
            "ge30000ms": 662102,
            "neg": 0
          },
          "max_ms": 9579088605,
          "mean_ms": 139590412.68747813,
          "measurable": 948916,
          "min_ms": 40,
          "p50_ms": 162358.5,
          "p90_ms": 95500328.0,
          "p99_ms": 3198231751.15,
          "rows": 948916,
          "unmeasurable": 0,
          "won_output_rows": 409652
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 86038,
            "1000_2000ms": 17658,
            "100_200ms": 17141,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 32911,
            "200_500ms": 19540,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 35710,
            "500_1000ms": 18259,
            "50_100ms": 54377,
            "5_10ms": 0,
            "ge30000ms": 678818,
            "neg": 0
          },
          "max_ms": 9581041002,
          "mean_ms": 139051062.25597218,
          "measurable": 960452,
          "min_ms": 70,
          "p50_ms": 170537.5,
          "p90_ms": 95269510.60000001,
          "p99_ms": 3198315327.0,
          "rows": 960452,
          "unmeasurable": 0,
          "won_output_rows": 401509
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 19423,
            "1000_2000ms": 5889,
            "100_200ms": 11402,
            "10_20ms": 14510,
            "1_2ms": 0,
            "2000_5000ms": 11607,
            "200_500ms": 13961,
            "20_50ms": 72256,
            "2_5ms": 0,
            "5000_10000ms": 8152,
            "500_1000ms": 6079,
            "50_100ms": 16710,
            "5_10ms": 0,
            "ge30000ms": 158109,
            "neg": 0
          },
          "max_ms": 9581736020,
          "mean_ms": 93595661.77867068,
          "measurable": 338098,
          "min_ms": 15,
          "p50_ms": 17228.0,
          "p90_ms": 2310680.0,
          "p99_ms": 2266425414.0,
          "rows": 338098,
          "unmeasurable": 0,
          "won_output_rows": 150119
        }
      }
    },
    "last_trade_price": {
      "boundary_dropped": 3,
      "class": "FULL",
      "exception_markets": 445,
      "rows_by_domain": {
        "c": 52444,
        "e": 57410,
        "f": 52579,
        "g": 50976,
        "h": 60260
      },
      "rows_c": 52444,
      "rows_e": 57410,
      "rows_f": 52579,
      "rows_g": 50976,
      "rows_h": 60260,
      "rows_joined": 60551,
      "rows_merged": 60548,
      "unique_by_domain": {
        "c": 16,
        "e": 8,
        "f": 3,
        "g": 1,
        "h": 678
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 62,
            "100_200ms": 2895,
            "10_20ms": 17849,
            "1_2ms": 0,
            "2000_5000ms": 102,
            "200_500ms": 2060,
            "20_50ms": 10324,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 341,
            "50_100ms": 4001,
            "5_10ms": 14810,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 4965,
          "mean_ms": 50.19718175577759,
          "measurable": 52444,
          "min_ms": 5,
          "p50_ms": 13.0,
          "p90_ms": 104.0,
          "p99_ms": 486.0,
          "rows": 52444,
          "unmeasurable": 0,
          "won_output_rows": 47234
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 1064,
            "1000_2000ms": 1540,
            "100_200ms": 8352,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 1947,
            "200_500ms": 6413,
            "20_50ms": 16778,
            "2_5ms": 0,
            "5000_10000ms": 1205,
            "500_1000ms": 2445,
            "50_100ms": 17640,
            "5_10ms": 0,
            "ge30000ms": 26,
            "neg": 0
          },
          "max_ms": 48218,
          "mean_ms": 726.8658596063403,
          "measurable": 57410,
          "min_ms": 38,
          "p50_ms": 83.0,
          "p90_ms": 1018.0,
          "p99_ms": 14642.27999999997,
          "rows": 57410,
          "unmeasurable": 0,
          "won_output_rows": 1231
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 566,
            "1000_2000ms": 1415,
            "100_200ms": 8971,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 1523,
            "200_500ms": 5570,
            "20_50ms": 8012,
            "2_5ms": 0,
            "5000_10000ms": 771,
            "500_1000ms": 2269,
            "50_100ms": 23465,
            "5_10ms": 0,
            "ge30000ms": 17,
            "neg": 0
          },
          "max_ms": 30805,
          "mean_ms": 560.307099792693,
          "measurable": 52579,
          "min_ms": 43,
          "p50_ms": 80.0,
          "p90_ms": 699.0,
          "p99_ms": 11846.440000000002,
          "rows": 52579,
          "unmeasurable": 0,
          "won_output_rows": 487
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 1229,
            "1000_2000ms": 1859,
            "100_200ms": 14835,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 1789,
            "200_500ms": 8403,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 1252,
            "500_1000ms": 3159,
            "50_100ms": 18422,
            "5_10ms": 0,
            "ge30000ms": 28,
            "neg": 0
          },
          "max_ms": 35489,
          "mean_ms": 915.1117584745763,
          "measurable": 50976,
          "min_ms": 72,
          "p50_ms": 121.0,
          "p90_ms": 1422.0,
          "p99_ms": 17316.25,
          "rows": 50976,
          "unmeasurable": 0,
          "won_output_rows": 285
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 31,
            "1000_2000ms": 800,
            "100_200ms": 4925,
            "10_20ms": 1064,
            "1_2ms": 0,
            "2000_5000ms": 503,
            "200_500ms": 4329,
            "20_50ms": 38547,
            "2_5ms": 0,
            "5000_10000ms": 182,
            "500_1000ms": 1583,
            "50_100ms": 8295,
            "5_10ms": 0,
            "ge30000ms": 1,
            "neg": 0
          },
          "max_ms": 32158,
          "mean_ms": 154.42132426153336,
          "measurable": 60260,
          "min_ms": 17,
          "p50_ms": 33.0,
          "p90_ms": 257.0,
          "p99_ms": 2430.8199999999924,
          "rows": 60260,
          "unmeasurable": 0,
          "won_output_rows": 11311
        }
      }
    },
    "market_resolved": {
      "boundary_dropped": 0,
      "class": "FULL",
      "exception_markets": 97,
      "rows_by_domain": {
        "c": 1901,
        "e": 1922,
        "f": 1881,
        "g": 1973,
        "h": 1916
      },
      "rows_c": 1901,
      "rows_e": 1922,
      "rows_f": 1881,
      "rows_g": 1973,
      "rows_h": 1916,
      "rows_joined": 2118,
      "rows_merged": 2118,
      "unique_by_domain": {
        "c": 20,
        "e": 0,
        "f": 9,
        "g": 111,
        "h": 4
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 55,
            "10_20ms": 162,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 39,
            "20_50ms": 114,
            "2_5ms": 216,
            "5000_10000ms": 0,
            "500_1000ms": 2,
            "50_100ms": 52,
            "5_10ms": 1196,
            "ge30000ms": 65,
            "neg": 0
          },
          "max_ms": 493457,
          "mean_ms": 12885.92267227775,
          "measurable": 1901,
          "min_ms": 3,
          "p50_ms": 6.0,
          "p90_ms": 65.0,
          "p99_ms": 447457.0,
          "rows": 1901,
          "unmeasurable": 0,
          "won_output_rows": 1732
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 668,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 1,
            "200_500ms": 238,
            "20_50ms": 766,
            "2_5ms": 0,
            "5000_10000ms": 1,
            "500_1000ms": 54,
            "50_100ms": 194,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 7872,
          "mean_ms": 130.15868886576482,
          "measurable": 1922,
          "min_ms": 36,
          "p50_ms": 100.0,
          "p90_ms": 268.9000000000001,
          "p99_ms": 698.3199999999997,
          "rows": 1922,
          "unmeasurable": 0,
          "won_output_rows": 31
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 1,
            "100_200ms": 649,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 228,
            "20_50ms": 700,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 44,
            "50_100ms": 208,
            "5_10ms": 0,
            "ge30000ms": 51,
            "neg": 0
          },
          "max_ms": 568342,
          "mean_ms": 11001.933014354066,
          "measurable": 1881,
          "min_ms": 41,
          "p50_ms": 105.0,
          "p90_ms": 303.0,
          "p99_ms": 448342.0,
          "rows": 1881,
          "unmeasurable": 0,
          "won_output_rows": 32
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 20,
            "100_200ms": 265,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 4,
            "200_500ms": 630,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 104,
            "50_100ms": 796,
            "5_10ms": 0,
            "ge30000ms": 154,
            "neg": 0
          },
          "max_ms": 593027,
          "mean_ms": 26704.85757729346,
          "measurable": 1973,
          "min_ms": 70,
          "p50_ms": 178.0,
          "p90_ms": 802.7999999999997,
          "p99_ms": 546513.0,
          "rows": 1973,
          "unmeasurable": 0,
          "won_output_rows": 153
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 9,
            "100_200ms": 94,
            "10_20ms": 525,
            "1_2ms": 0,
            "2000_5000ms": 2,
            "200_500ms": 82,
            "20_50ms": 852,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 25,
            "50_100ms": 324,
            "5_10ms": 0,
            "ge30000ms": 3,
            "neg": 0
          },
          "max_ms": 127290,
          "mean_ms": 229.24634655532358,
          "measurable": 1916,
          "min_ms": 15,
          "p50_ms": 35.0,
          "p90_ms": 116.0,
          "p99_ms": 778.0,
          "rows": 1916,
          "unmeasurable": 0,
          "won_output_rows": 170
        }
      }
    },
    "new_market": {
      "boundary_dropped": 6,
      "class": "FULL",
      "exception_markets": 414,
      "rows_by_domain": {
        "c": 9416,
        "e": 8684,
        "f": 9762,
        "g": 10377,
        "h": 8690
      },
      "rows_c": 9416,
      "rows_e": 8684,
      "rows_f": 9762,
      "rows_g": 10377,
      "rows_h": 8690,
      "rows_joined": 14803,
      "rows_merged": 14797,
      "unique_by_domain": {
        "c": 414,
        "e": 314,
        "f": 409,
        "g": 1120,
        "h": 590
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 319,
            "1000_2000ms": 0,
            "100_200ms": 1593,
            "10_20ms": 352,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 1260,
            "20_50ms": 1650,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 23,
            "50_100ms": 1854,
            "5_10ms": 56,
            "ge30000ms": 2309,
            "neg": 0
          },
          "max_ms": 1846236,
          "mean_ms": 74223.70656329651,
          "measurable": 9416,
          "min_ms": 6,
          "p50_ms": 134.0,
          "p90_ms": 270838.0,
          "p99_ms": 1768694.15,
          "rows": 9416,
          "unmeasurable": 0,
          "won_output_rows": 6029
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 277,
            "1000_2000ms": 0,
            "100_200ms": 2428,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 2959,
            "20_50ms": 188,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 85,
            "50_100ms": 1425,
            "5_10ms": 0,
            "ge30000ms": 1322,
            "neg": 0
          },
          "max_ms": 1803369,
          "mean_ms": 20492.342468908337,
          "measurable": 8684,
          "min_ms": 42,
          "p50_ms": 212.0,
          "p90_ms": 90142.19999999997,
          "p99_ms": 238024.30000000005,
          "rows": 8684,
          "unmeasurable": 0,
          "won_output_rows": 2148
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 265,
            "1000_2000ms": 0,
            "100_200ms": 2156,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 3255,
            "20_50ms": 237,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 177,
            "50_100ms": 1151,
            "5_10ms": 0,
            "ge30000ms": 2521,
            "neg": 0
          },
          "max_ms": 2533120,
          "mean_ms": 94968.6348084409,
          "measurable": 9762,
          "min_ms": 43,
          "p50_ms": 262.5,
          "p90_ms": 281761.3999999999,
          "p99_ms": 2452547.3099999996,
          "rows": 9762,
          "unmeasurable": 0,
          "won_output_rows": 1343
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 360,
            "1000_2000ms": 6,
            "100_200ms": 741,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 4401,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 991,
            "50_100ms": 777,
            "5_10ms": 0,
            "ge30000ms": 3101,
            "neg": 0
          },
          "max_ms": 1803840,
          "mean_ms": 97997.16960585912,
          "measurable": 10377,
          "min_ms": 75,
          "p50_ms": 410.0,
          "p90_ms": 404383.19999999995,
          "p99_ms": 561143.72,
          "rows": 10377,
          "unmeasurable": 0,
          "won_output_rows": 1692
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 388,
            "1000_2000ms": 0,
            "100_200ms": 2498,
            "10_20ms": 3,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 1918,
            "20_50ms": 1160,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 42,
            "50_100ms": 1410,
            "5_10ms": 0,
            "ge30000ms": 1271,
            "neg": 0
          },
          "max_ms": 2071335,
          "mean_ms": 19662.090909090908,
          "measurable": 8690,
          "min_ms": 19,
          "p50_ms": 169.0,
          "p90_ms": 86215.4000000002,
          "p99_ms": 236460.61000000016,
          "rows": 8690,
          "unmeasurable": 0,
          "won_output_rows": 3585
        }
      }
    },
    "price_change": {
      "boundary_dropped": 3878,
      "class": "FULL",
      "exception_markets": 4207,
      "rows_by_domain": {
        "c": 99281063,
        "e": 112093400,
        "f": 102579195,
        "g": 101862914,
        "h": 111630650
      },
      "rows_c": 99281063,
      "rows_e": 112093400,
      "rows_f": 102579195,
      "rows_g": 101862914,
      "rows_h": 111630650,
      "rows_joined": 112926702,
      "rows_merged": 112922824,
      "unique_by_domain": {
        "c": 13010,
        "e": 89000,
        "f": 1316,
        "g": 4236,
        "h": 121822
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 67296,
            "100_200ms": 3053326,
            "10_20ms": 8858876,
            "1_2ms": 0,
            "2000_5000ms": 11476,
            "200_500ms": 2375550,
            "20_50ms": 5869628,
            "2_5ms": 16824722,
            "5000_10000ms": 1168,
            "500_1000ms": 292656,
            "50_100ms": 3714100,
            "5_10ms": 58212265,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 8644,
          "mean_ms": 24.487357855948822,
          "measurable": 99281063,
          "min_ms": 2,
          "p50_ms": 6.0,
          "p90_ms": 46.0,
          "p99_ms": 330.0,
          "rows": 99281063,
          "unmeasurable": 0,
          "won_output_rows": 90114903
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 384028,
            "1000_2000ms": 623732,
            "100_200ms": 8264182,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 726190,
            "200_500ms": 7972066,
            "20_50ms": 76936254,
            "2_5ms": 0,
            "5000_10000ms": 447376,
            "500_1000ms": 1632308,
            "50_100ms": 15078218,
            "5_10ms": 0,
            "ge30000ms": 29046,
            "neg": 0
          },
          "max_ms": 48726,
          "mean_ms": 202.69126592645063,
          "measurable": 112093400,
          "min_ms": 35,
          "p50_ms": 43.0,
          "p90_ms": 211.0,
          "p99_ms": 3590.0,
          "rows": 112093400,
          "unmeasurable": 0,
          "won_output_rows": 3527674
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 148460,
            "1000_2000ms": 563620,
            "100_200ms": 7341456,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 569998,
            "200_500ms": 6559152,
            "20_50ms": 65603923,
            "2_5ms": 0,
            "5000_10000ms": 308712,
            "500_1000ms": 1382958,
            "50_100ms": 20095540,
            "5_10ms": 0,
            "ge30000ms": 5376,
            "neg": 0
          },
          "max_ms": 30837,
          "mean_ms": 152.30912823014452,
          "measurable": 102579195,
          "min_ms": 40,
          "p50_ms": 47.0,
          "p90_ms": 184.0,
          "p99_ms": 2021.0,
          "rows": 102579195,
          "unmeasurable": 0,
          "won_output_rows": 926476
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 569768,
            "1000_2000ms": 1315494,
            "100_200ms": 13277298,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 942356,
            "200_500ms": 10571158,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 557734,
            "500_1000ms": 4174966,
            "50_100ms": 70447262,
            "5_10ms": 0,
            "ge30000ms": 6878,
            "neg": 0
          },
          "max_ms": 36346,
          "mean_ms": 316.69930403718865,
          "measurable": 101862914,
          "min_ms": 69,
          "p50_ms": 86.0,
          "p90_ms": 387.0,
          "p99_ms": 5640.0,
          "rows": 101862914,
          "unmeasurable": 0,
          "won_output_rows": 376936
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 43562,
            "1000_2000ms": 657608,
            "100_200ms": 4478390,
            "10_20ms": 59685956,
            "1_2ms": 0,
            "2000_5000ms": 522944,
            "200_500ms": 4493592,
            "20_50ms": 32498944,
            "2_5ms": 0,
            "5000_10000ms": 241370,
            "500_1000ms": 1569474,
            "50_100ms": 7425032,
            "5_10ms": 0,
            "ge30000ms": 13778,
            "neg": 0
          },
          "max_ms": 91372,
          "mean_ms": 98.51020700855904,
          "measurable": 111630650,
          "min_ms": 14,
          "p50_ms": 19.0,
          "p90_ms": 112.0,
          "p99_ms": 1288.0,
          "rows": 111630650,
          "unmeasurable": 0,
          "won_output_rows": 17976835
        }
      }
    },
    "tick_size_change": {
      "boundary_dropped": 0,
      "class": "FULL",
      "exception_markets": 215,
      "rows_by_domain": {
        "c": 4900,
        "e": 5460,
        "f": 5216,
        "g": 5024,
        "h": 5416
      },
      "rows_c": 4900,
      "rows_e": 5460,
      "rows_f": 5216,
      "rows_g": 5024,
      "rows_h": 5416,
      "rows_joined": 5468,
      "rows_merged": 5468,
      "unique_by_domain": {
        "c": 0,
        "e": 4,
        "f": 0,
        "g": 0,
        "h": 0
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 80,
            "10_20ms": 379,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 78,
            "20_50ms": 357,
            "2_5ms": 790,
            "5000_10000ms": 0,
            "500_1000ms": 12,
            "50_100ms": 188,
            "5_10ms": 3016,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 589,
          "mean_ms": 18.874285714285715,
          "measurable": 4900,
          "min_ms": 3,
          "p50_ms": 6.0,
          "p90_ms": 36.0,
          "p99_ms": 268.0,
          "rows": 4900,
          "unmeasurable": 0,
          "won_output_rows": 4530
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 478,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 28,
            "200_500ms": 306,
            "20_50ms": 3940,
            "2_5ms": 0,
            "5000_10000ms": 20,
            "500_1000ms": 49,
            "50_100ms": 639,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 6452,
          "mean_ms": 120.17728937728938,
          "measurable": 5460,
          "min_ms": 36,
          "p50_ms": 43.0,
          "p90_ms": 159.0,
          "p99_ms": 829.0,
          "rows": 5460,
          "unmeasurable": 0,
          "won_output_rows": 124
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 377,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 353,
            "20_50ms": 3423,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 44,
            "50_100ms": 1019,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 734,
          "mean_ms": 77.78604294478528,
          "measurable": 5216,
          "min_ms": 41,
          "p50_ms": 47.0,
          "p90_ms": 154.0,
          "p99_ms": 461.7000000000007,
          "rows": 5216,
          "unmeasurable": 0,
          "won_output_rows": 89
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 28,
            "100_200ms": 573,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 470,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 137,
            "50_100ms": 3816,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 1999,
          "mean_ms": 133.9824840764331,
          "measurable": 5024,
          "min_ms": 71,
          "p50_ms": 83.0,
          "p90_ms": 262.6999999999998,
          "p99_ms": 803.0,
          "rows": 5024,
          "unmeasurable": 0,
          "won_output_rows": 4
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 167,
            "10_20ms": 3148,
            "1_2ms": 0,
            "2000_5000ms": 4,
            "200_500ms": 165,
            "20_50ms": 1422,
            "2_5ms": 0,
            "5000_10000ms": 8,
            "500_1000ms": 48,
            "50_100ms": 454,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 5831,
          "mean_ms": 53.21214918759232,
          "measurable": 5416,
          "min_ms": 15,
          "p50_ms": 19.0,
          "p90_ms": 73.0,
          "p99_ms": 541.0,
          "rows": 5416,
          "unmeasurable": 0,
          "won_output_rows": 721
        }
      }
    }
  },
  "archive_root": "union-staging",
  "boundary_guard": "cache",
  "bytes": 1425224476,
  "file": "2026-09-17T19.parquet",
  "generated_by": "tools/orderbook_ab/merge_ab.py",
  "hour": "2026-09-17/19",
  "hour_utc": "2026-09-17T19:00:00+00:00",
  "layout": "union-event-sorted-v1",
  "max_sequence": 233061280765404800,
  "merger_git_sha": "fcbb28046152741ae3754e951659977da4c8b36e",
  "min_sequence": 4222128832781939,
  "products": {
    "best_bid_ask": {
      "byte_range": [
        4,
        139031292
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "best_bid",
        "best_ask",
        "spread",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 233061280765402960,
      "min_sequence": 4222128832782410,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 11516447,
      "row_groups": [
        0,
        43
      ],
      "sha256": "fac98260b769f8fbcc6e62d9beae52a0c9b47f147928583c18f229c10c49a621"
    },
    "book": {
      "byte_range": [
        139031292,
        240527047
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "bids",
        "asks",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 233061280765404800,
      "min_sequence": 4222128832834697,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 1905778,
      "row_groups": [
        44,
        51
      ],
      "sha256": "0d9ba3fb0ed25bee01eb0da1b60cee37f24cef97536789ce53baca894c6578c2"
    },
    "last_trade_price": {
      "byte_range": [
        240527047,
        244099646
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "price",
        "size",
        "side",
        "fee_rate_bps",
        "transaction_hash",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 233061280765398164,
      "min_sequence": 4222128832806251,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 60548,
      "row_groups": [
        52,
        52
      ],
      "sha256": "eba34fb4eeb3b96fee38013cae9fb9899236c08d8b68a464812cb13b1f18cff8"
    },
    "market_resolved": {
      "byte_range": [
        244099646,
        244414150
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "id",
        "assets_ids",
        "winning_asset_id",
        "winning_outcome",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 233061280764348716,
      "min_sequence": 4222128834270374,
      "order_by": [
        "market",
        "id",
        "timestamp",
        "sequence"
      ],
      "row_count": 2118,
      "row_groups": [
        53,
        53
      ],
      "sha256": "49ce8ccafea97698bea682b4e80b75b015459a1c7ecb7e4e7319a9929478b06b"
    },
    "new_market": {
      "byte_range": [
        244414150,
        245806141
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "id",
        "assets_ids",
        "outcomes",
        "question",
        "slug",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 233061280764401396,
      "min_sequence": 4222128833222114,
      "order_by": [
        "market",
        "id",
        "timestamp",
        "sequence"
      ],
      "row_count": 14797,
      "row_groups": [
        54,
        54
      ],
      "sha256": "ffb2d55465293880599a7a0137ec717c5be15e4cccb206f0b2bccb544b9beab4"
    },
    "price_change": {
      "byte_range": [
        245806141,
        1423584801
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "price",
        "size",
        "side",
        "best_bid",
        "best_ask",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 233061280765403079,
      "min_sequence": 4222128832781939,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 112922824,
      "row_groups": [
        55,
        485
      ],
      "sha256": "7d8d299d48cbe9d454544eb85485fa16f86864adfb7f76f66ab376704030c94c"
    },
    "tick_size_change": {
      "byte_range": [
        1423584801,
        1423788196
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "old_tick_size",
        "new_tick_size",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 233061280764000444,
      "min_sequence": 4222128833262090,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 5468,
      "row_groups": [
        486,
        486
      ],
      "sha256": "986b9165974e45861ffd7c23404593c817eeb1c8e85e16927d1f40ba45bdd29d"
    }
  },
  "row_count": 126427980,
  "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": "37a2eb9a156d7be1bdc20acb835f6bd19f547ec62ef856fb90ad50081a129463",
  "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": "2026-09-17T19.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."
}
