{
  "ab_accounting": {
    "best_bid_ask": {
      "boundary_dropped": 183,
      "class": "FULL",
      "exception_markets": 347,
      "rows_by_domain": {
        "h": 12998008,
        "i": 12999566,
        "m": 13001351,
        "n": 12993393,
        "o": 13000897
      },
      "rows_h": 12998008,
      "rows_i": 12999566,
      "rows_joined": 13002793,
      "rows_m": 13001351,
      "rows_merged": 13002610,
      "rows_n": 12993393,
      "rows_o": 13000897,
      "unique_by_domain": {
        "h": 162,
        "i": 110,
        "m": 485,
        "n": 72,
        "o": 144
      },
      "witness_latency": {
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 16846,
            "1000_2000ms": 45292,
            "100_200ms": 227920,
            "10_20ms": 7337882,
            "1_2ms": 0,
            "2000_5000ms": 56795,
            "200_500ms": 253776,
            "20_50ms": 4514582,
            "2_5ms": 0,
            "5000_10000ms": 31781,
            "500_1000ms": 115554,
            "50_100ms": 390882,
            "5_10ms": 0,
            "ge30000ms": 6698,
            "neg": 0
          },
          "max_ms": 95901,
          "mean_ms": 114.95734154033448,
          "measurable": 12998008,
          "min_ms": 13,
          "p50_ms": 19.0,
          "p90_ms": 44.0,
          "p99_ms": 1465.0,
          "rows": 12998008,
          "unmeasurable": 0,
          "won_output_rows": 99352
        },
        "i": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 378,
            "1000_2000ms": 14273,
            "100_200ms": 254286,
            "10_20ms": 2521495,
            "1_2ms": 0,
            "2000_5000ms": 4561,
            "200_500ms": 129073,
            "20_50ms": 9529343,
            "2_5ms": 0,
            "5000_10000ms": 964,
            "500_1000ms": 26982,
            "50_100ms": 518211,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 13180,
          "mean_ms": 34.42612084126501,
          "measurable": 12999566,
          "min_ms": 16,
          "p50_ms": 21.0,
          "p90_ms": 40.0,
          "p99_ms": 245.0,
          "rows": 12999566,
          "unmeasurable": 0,
          "won_output_rows": 125415
        },
        "m": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 14,
            "1000_2000ms": 6136,
            "100_200ms": 146675,
            "10_20ms": 1660987,
            "1_2ms": 0,
            "2000_5000ms": 3113,
            "200_500ms": 122109,
            "20_50ms": 676707,
            "2_5ms": 2921678,
            "5000_10000ms": 130,
            "500_1000ms": 22087,
            "50_100ms": 227538,
            "5_10ms": 7214177,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 19028,
          "mean_ms": 15.546735489258001,
          "measurable": 13001351,
          "min_ms": 2,
          "p50_ms": 6.0,
          "p90_ms": 18.0,
          "p99_ms": 223.0,
          "rows": 13001351,
          "unmeasurable": 0,
          "won_output_rows": 6372461
        },
        "n": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 2254,
            "1000_2000ms": 19256,
            "100_200ms": 484984,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 13778,
            "200_500ms": 352283,
            "20_50ms": 9635903,
            "2_5ms": 0,
            "5000_10000ms": 5143,
            "500_1000ms": 81053,
            "50_100ms": 2398729,
            "5_10ms": 0,
            "ge30000ms": 10,
            "neg": 0
          },
          "max_ms": 31303,
          "mean_ms": 72.20053899701179,
          "measurable": 12993393,
          "min_ms": 38,
          "p50_ms": 45.0,
          "p90_ms": 77.0,
          "p99_ms": 483.0,
          "rows": 12993393,
          "unmeasurable": 0,
          "won_output_rows": 25702
        },
        "o": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 10,
            "1000_2000ms": 7962,
            "100_200ms": 159904,
            "10_20ms": 1669843,
            "1_2ms": 0,
            "2000_5000ms": 4200,
            "200_500ms": 147740,
            "20_50ms": 709285,
            "2_5ms": 3079979,
            "5000_10000ms": 360,
            "500_1000ms": 30505,
            "50_100ms": 241562,
            "5_10ms": 6949529,
            "ge30000ms": 18,
            "neg": 0
          },
          "max_ms": 48133,
          "mean_ms": 17.432741986956746,
          "measurable": 13000897,
          "min_ms": 2,
          "p50_ms": 6.0,
          "p90_ms": 20.0,
          "p99_ms": 256.0,
          "rows": 13000897,
          "unmeasurable": 0,
          "won_output_rows": 6379680
        }
      }
    },
    "book": {
      "boundary_dropped": 24,
      "class": "FULL",
      "exception_markets": 37994,
      "rows_by_domain": {
        "h": 148872,
        "i": 134987,
        "m": 139637,
        "n": 139037,
        "o": 176313
      },
      "rows_h": 148872,
      "rows_i": 134987,
      "rows_joined": 218778,
      "rows_m": 139637,
      "rows_merged": 218754,
      "rows_n": 139037,
      "rows_o": 176313,
      "unique_by_domain": {
        "h": 17058,
        "i": 4667,
        "m": 8313,
        "n": 10283,
        "o": 43732
      },
      "witness_latency": {
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 1530,
            "1000_2000ms": 2051,
            "100_200ms": 5348,
            "10_20ms": 26462,
            "1_2ms": 0,
            "2000_5000ms": 3704,
            "200_500ms": 6060,
            "20_50ms": 72606,
            "2_5ms": 0,
            "5000_10000ms": 1621,
            "500_1000ms": 3435,
            "50_100ms": 10068,
            "5_10ms": 0,
            "ge30000ms": 15987,
            "neg": 0
          },
          "max_ms": 9917059223,
          "mean_ms": 30352354.412656512,
          "measurable": 148872,
          "min_ms": 14,
          "p50_ms": 27.0,
          "p90_ms": 56803.0,
          "p99_ms": 534709782.38000005,
          "rows": 148872,
          "unmeasurable": 0,
          "won_output_rows": 19583
        },
        "i": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 462,
            "1000_2000ms": 4570,
            "100_200ms": 6860,
            "10_20ms": 8601,
            "1_2ms": 0,
            "2000_5000ms": 3294,
            "200_500ms": 7096,
            "20_50ms": 79608,
            "2_5ms": 0,
            "5000_10000ms": 554,
            "500_1000ms": 4376,
            "50_100ms": 15174,
            "5_10ms": 0,
            "ge30000ms": 4392,
            "neg": 0
          },
          "max_ms": 9873622441,
          "mean_ms": 5132671.277345226,
          "measurable": 134987,
          "min_ms": 17,
          "p50_ms": 26.0,
          "p90_ms": 963.0,
          "p99_ms": 10683944.9199999,
          "rows": 134987,
          "unmeasurable": 0,
          "won_output_rows": 7173
        },
        "m": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 506,
            "1000_2000ms": 1121,
            "100_200ms": 2491,
            "10_20ms": 25049,
            "1_2ms": 0,
            "2000_5000ms": 2596,
            "200_500ms": 1750,
            "20_50ms": 9584,
            "2_5ms": 7821,
            "5000_10000ms": 314,
            "500_1000ms": 525,
            "50_100ms": 3923,
            "5_10ms": 75731,
            "ge30000ms": 8226,
            "neg": 0
          },
          "max_ms": 9879149424,
          "mean_ms": 12203993.390634287,
          "measurable": 139637,
          "min_ms": 2,
          "p50_ms": 8.0,
          "p90_ms": 299.0,
          "p99_ms": 45613382.0,
          "rows": 139637,
          "unmeasurable": 0,
          "won_output_rows": 72767
        },
        "n": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 1928,
            "1000_2000ms": 4609,
            "100_200ms": 12372,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 6504,
            "200_500ms": 8867,
            "20_50ms": 63009,
            "2_5ms": 0,
            "5000_10000ms": 2014,
            "500_1000ms": 4590,
            "50_100ms": 25186,
            "5_10ms": 0,
            "ge30000ms": 9958,
            "neg": 0
          },
          "max_ms": 9879914914,
          "mean_ms": 20100336.800779648,
          "measurable": 139037,
          "min_ms": 39,
          "p50_ms": 53.0,
          "p90_ms": 4997.400000000009,
          "p99_ms": 136828401.0,
          "rows": 139037,
          "unmeasurable": 0,
          "won_output_rows": 11795
        },
        "o": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 2880,
            "1000_2000ms": 1384,
            "100_200ms": 2466,
            "10_20ms": 24560,
            "1_2ms": 0,
            "2000_5000ms": 3211,
            "200_500ms": 2114,
            "20_50ms": 9516,
            "2_5ms": 7013,
            "5000_10000ms": 1242,
            "500_1000ms": 885,
            "50_100ms": 3683,
            "5_10ms": 77476,
            "ge30000ms": 39883,
            "neg": 0
          },
          "max_ms": 9916975766,
          "mean_ms": 57701677.0447216,
          "measurable": 176313,
          "min_ms": 3,
          "p50_ms": 10.0,
          "p90_ms": 6772401.0,
          "p99_ms": 2628271106.84,
          "rows": 176313,
          "unmeasurable": 0,
          "won_output_rows": 107436
        }
      }
    },
    "last_trade_price": {
      "boundary_dropped": 1,
      "class": "FULL",
      "exception_markets": 2,
      "rows_by_domain": {
        "h": 62774,
        "i": 62645,
        "m": 62834,
        "n": 61298,
        "o": 62888
      },
      "rows_h": 62774,
      "rows_i": 62645,
      "rows_joined": 62927,
      "rows_m": 62834,
      "rows_merged": 62926,
      "rows_n": 61298,
      "rows_o": 62888,
      "unique_by_domain": {
        "h": 1,
        "i": 2,
        "m": 1,
        "n": 0,
        "o": 3
      },
      "witness_latency": {
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 59,
            "1000_2000ms": 588,
            "100_200ms": 2421,
            "10_20ms": 23549,
            "1_2ms": 0,
            "2000_5000ms": 561,
            "200_500ms": 2709,
            "20_50ms": 27423,
            "2_5ms": 0,
            "5000_10000ms": 418,
            "500_1000ms": 1508,
            "50_100ms": 3515,
            "5_10ms": 0,
            "ge30000ms": 23,
            "neg": 0
          },
          "max_ms": 59132,
          "mean_ms": 173.81175327364832,
          "measurable": 62774,
          "min_ms": 14,
          "p50_ms": 21.0,
          "p90_ms": 177.0,
          "p99_ms": 4071.779999999955,
          "rows": 62774,
          "unmeasurable": 0,
          "won_output_rows": 459
        },
        "i": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 110,
            "1000_2000ms": 1841,
            "100_200ms": 3132,
            "10_20ms": 4069,
            "1_2ms": 0,
            "2000_5000ms": 518,
            "200_500ms": 3346,
            "20_50ms": 42991,
            "2_5ms": 0,
            "5000_10000ms": 163,
            "500_1000ms": 2099,
            "50_100ms": 4376,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 13221,
          "mean_ms": 177.76652566046772,
          "measurable": 62645,
          "min_ms": 17,
          "p50_ms": 26.0,
          "p90_ms": 328.0,
          "p99_ms": 2342.2399999999907,
          "rows": 62645,
          "unmeasurable": 0,
          "won_output_rows": 353
        },
        "m": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 55,
            "100_200ms": 1028,
            "10_20ms": 10168,
            "1_2ms": 0,
            "2000_5000ms": 12,
            "200_500ms": 692,
            "20_50ms": 3961,
            "2_5ms": 4933,
            "5000_10000ms": 0,
            "500_1000ms": 153,
            "50_100ms": 1632,
            "5_10ms": 40200,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 4647,
          "mean_ms": 19.287885539675973,
          "measurable": 62834,
          "min_ms": 2,
          "p50_ms": 7.0,
          "p90_ms": 24.0,
          "p99_ms": 250.0,
          "rows": 62834,
          "unmeasurable": 0,
          "won_output_rows": 31288
        },
        "n": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 564,
            "1000_2000ms": 1908,
            "100_200ms": 6921,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 1965,
            "200_500ms": 4066,
            "20_50ms": 29816,
            "2_5ms": 0,
            "5000_10000ms": 748,
            "500_1000ms": 2138,
            "50_100ms": 13172,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 24918,
          "mean_ms": 454.35552546575747,
          "measurable": 61298,
          "min_ms": 39,
          "p50_ms": 50.0,
          "p90_ms": 716.0,
          "p99_ms": 9500.659999999974,
          "rows": 61298,
          "unmeasurable": 0,
          "won_output_rows": 84
        },
        "o": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 66,
            "100_200ms": 929,
            "10_20ms": 9988,
            "1_2ms": 0,
            "2000_5000ms": 32,
            "200_500ms": 758,
            "20_50ms": 3842,
            "2_5ms": 4898,
            "5000_10000ms": 6,
            "500_1000ms": 205,
            "50_100ms": 1500,
            "5_10ms": 40664,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 6397,
          "mean_ms": 21.281659458084214,
          "measurable": 62888,
          "min_ms": 2,
          "p50_ms": 7.0,
          "p90_ms": 23.0,
          "p99_ms": 289.0,
          "rows": 62888,
          "unmeasurable": 0,
          "won_output_rows": 30742
        }
      }
    },
    "market_resolved": {
      "boundary_dropped": 0,
      "class": "FULL",
      "exception_markets": 0,
      "rows_by_domain": {
        "h": 1573,
        "i": 1573,
        "m": 1573,
        "n": 1573,
        "o": 1573
      },
      "rows_h": 1573,
      "rows_i": 1573,
      "rows_joined": 1659,
      "rows_m": 1573,
      "rows_merged": 1659,
      "rows_n": 1573,
      "rows_o": 1573,
      "unique_by_domain": {
        "h": 1,
        "i": 14,
        "m": 0,
        "n": 0,
        "o": 36
      },
      "witness_latency": {
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 19,
            "1000_2000ms": 6,
            "100_200ms": 72,
            "10_20ms": 553,
            "1_2ms": 0,
            "2000_5000ms": 11,
            "200_500ms": 30,
            "20_50ms": 488,
            "2_5ms": 0,
            "5000_10000ms": 3,
            "500_1000ms": 14,
            "50_100ms": 243,
            "5_10ms": 0,
            "ge30000ms": 134,
            "neg": 0
          },
          "max_ms": 84316,
          "mean_ms": 3876.9313413858868,
          "measurable": 1573,
          "min_ms": 15,
          "p50_ms": 25.0,
          "p90_ms": 3898.799999999989,
          "p99_ms": 50573.92,
          "rows": 1573,
          "unmeasurable": 0,
          "won_output_rows": 14
        },
        "i": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 88,
            "1000_2000ms": 0,
            "100_200ms": 140,
            "10_20ms": 160,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 38,
            "20_50ms": 787,
            "2_5ms": 0,
            "5000_10000ms": 21,
            "500_1000ms": 5,
            "50_100ms": 242,
            "5_10ms": 0,
            "ge30000ms": 92,
            "neg": 0
          },
          "max_ms": 54901,
          "mean_ms": 3704.465352828989,
          "measurable": 1573,
          "min_ms": 17,
          "p50_ms": 30.0,
          "p90_ms": 16628.8,
          "p99_ms": 47947.44,
          "rows": 1573,
          "unmeasurable": 0,
          "won_output_rows": 218
        },
        "m": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 82,
            "1000_2000ms": 0,
            "100_200ms": 15,
            "10_20ms": 162,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 27,
            "20_50ms": 69,
            "2_5ms": 264,
            "5000_10000ms": 0,
            "500_1000ms": 2,
            "50_100ms": 23,
            "5_10ms": 824,
            "ge30000ms": 105,
            "neg": 0
          },
          "max_ms": 54853,
          "mean_ms": 3977.114431023522,
          "measurable": 1573,
          "min_ms": 3,
          "p50_ms": 6.0,
          "p90_ms": 22605.8,
          "p99_ms": 54188.399999999994,
          "rows": 1573,
          "unmeasurable": 0,
          "won_output_rows": 714
        },
        "n": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 19,
            "1000_2000ms": 2,
            "100_200ms": 310,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 1,
            "200_500ms": 156,
            "20_50ms": 761,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 15,
            "50_100ms": 175,
            "5_10ms": 0,
            "ge30000ms": 134,
            "neg": 0
          },
          "max_ms": 54160,
          "mean_ms": 3815.3566433566434,
          "measurable": 1573,
          "min_ms": 39,
          "p50_ms": 51.0,
          "p90_ms": 845.7999999999993,
          "p99_ms": 49890.92,
          "rows": 1573,
          "unmeasurable": 0,
          "won_output_rows": 4
        },
        "o": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 3,
            "100_200ms": 27,
            "10_20ms": 172,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 30,
            "20_50ms": 77,
            "2_5ms": 278,
            "5000_10000ms": 0,
            "500_1000ms": 5,
            "50_100ms": 24,
            "5_10ms": 841,
            "ge30000ms": 116,
            "neg": 0
          },
          "max_ms": 55729,
          "mean_ms": 3161.1589319771138,
          "measurable": 1573,
          "min_ms": 2,
          "p50_ms": 6.0,
          "p90_ms": 173.99999999999977,
          "p99_ms": 47597.68,
          "rows": 1573,
          "unmeasurable": 0,
          "won_output_rows": 709
        }
      }
    },
    "new_market": {
      "boundary_dropped": 0,
      "class": "FULL",
      "exception_markets": 0,
      "rows_by_domain": {
        "h": 3111,
        "i": 3111,
        "m": 3111,
        "n": 3111,
        "o": 3111
      },
      "rows_h": 3111,
      "rows_i": 3111,
      "rows_joined": 5146,
      "rows_m": 3111,
      "rows_merged": 5146,
      "rows_n": 3111,
      "rows_o": 3111,
      "unique_by_domain": {
        "h": 429,
        "i": 296,
        "m": 157,
        "n": 230,
        "o": 150
      },
      "witness_latency": {
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 241,
            "1000_2000ms": 0,
            "100_200ms": 775,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 814,
            "20_50ms": 390,
            "2_5ms": 0,
            "5000_10000ms": 43,
            "500_1000ms": 73,
            "50_100ms": 388,
            "5_10ms": 0,
            "ge30000ms": 387,
            "neg": 0
          },
          "max_ms": 135128,
          "mean_ms": 9628.05593056895,
          "measurable": 3111,
          "min_ms": 20,
          "p50_ms": 200.0,
          "p90_ms": 35388.0,
          "p99_ms": 107931.20000000001,
          "rows": 3111,
          "unmeasurable": 0,
          "won_output_rows": 735
        },
        "i": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 288,
            "1000_2000ms": 0,
            "100_200ms": 1002,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 194,
            "20_50ms": 511,
            "2_5ms": 0,
            "5000_10000ms": 54,
            "500_1000ms": 0,
            "50_100ms": 577,
            "5_10ms": 0,
            "ge30000ms": 485,
            "neg": 0
          },
          "max_ms": 147244,
          "mean_ms": 11857.764705882353,
          "measurable": 3111,
          "min_ms": 22,
          "p50_ms": 133.0,
          "p90_ms": 39015.0,
          "p99_ms": 119087.60000000002,
          "rows": 3111,
          "unmeasurable": 0,
          "won_output_rows": 838
        },
        "m": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 245,
            "1000_2000ms": 0,
            "100_200ms": 234,
            "10_20ms": 613,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 111,
            "20_50ms": 580,
            "2_5ms": 0,
            "5000_10000ms": 38,
            "500_1000ms": 0,
            "50_100ms": 437,
            "5_10ms": 419,
            "ge30000ms": 434,
            "neg": 0
          },
          "max_ms": 145316,
          "mean_ms": 10968.034715525555,
          "measurable": 3111,
          "min_ms": 5,
          "p50_ms": 45.0,
          "p90_ms": 39026.0,
          "p99_ms": 113400.20000000007,
          "rows": 3111,
          "unmeasurable": 0,
          "won_output_rows": 2195
        },
        "n": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 232,
            "1000_2000ms": 0,
            "100_200ms": 725,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 1021,
            "20_50ms": 2,
            "2_5ms": 0,
            "5000_10000ms": 49,
            "500_1000ms": 62,
            "50_100ms": 529,
            "5_10ms": 0,
            "ge30000ms": 491,
            "neg": 0
          },
          "max_ms": 148359,
          "mean_ms": 11364.920604307297,
          "measurable": 3111,
          "min_ms": 49,
          "p50_ms": 238.0,
          "p90_ms": 39335.0,
          "p99_ms": 115495.90000000002,
          "rows": 3111,
          "unmeasurable": 0,
          "won_output_rows": 494
        },
        "o": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 262,
            "1000_2000ms": 0,
            "100_200ms": 549,
            "10_20ms": 178,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 355,
            "20_50ms": 540,
            "2_5ms": 0,
            "5000_10000ms": 61,
            "500_1000ms": 5,
            "50_100ms": 622,
            "5_10ms": 77,
            "ge30000ms": 462,
            "neg": 0
          },
          "max_ms": 144874,
          "mean_ms": 10610.713918354228,
          "measurable": 3111,
          "min_ms": 5,
          "p50_ms": 116.0,
          "p90_ms": 37744.0,
          "p99_ms": 105408.30000000003,
          "rows": 3111,
          "unmeasurable": 0,
          "won_output_rows": 884
        }
      }
    },
    "price_change": {
      "boundary_dropped": 1764,
      "class": "FULL",
      "exception_markets": 1705,
      "rows_by_domain": {
        "h": 129074124,
        "i": 128996534,
        "m": 129105308,
        "n": 128627590,
        "o": 129219736
      },
      "rows_h": 129074124,
      "rows_i": 128996534,
      "rows_joined": 129246374,
      "rows_m": 129105308,
      "rows_merged": 129244610,
      "rows_n": 128627590,
      "rows_o": 129219736,
      "unique_by_domain": {
        "h": 294,
        "i": 268,
        "m": 2706,
        "n": 202,
        "o": 63086
      },
      "witness_latency": {
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 170671,
            "1000_2000ms": 637580,
            "100_200ms": 2791736,
            "10_20ms": 68580585,
            "1_2ms": 0,
            "2000_5000ms": 631100,
            "200_500ms": 3049263,
            "20_50ms": 46492573,
            "2_5ms": 0,
            "5000_10000ms": 395680,
            "500_1000ms": 1536664,
            "50_100ms": 4719924,
            "5_10ms": 0,
            "ge30000ms": 68348,
            "neg": 0
          },
          "max_ms": 113449,
          "mean_ms": 128.0614330723639,
          "measurable": 129074124,
          "min_ms": 13,
          "p50_ms": 19.0,
          "p90_ms": 55.0,
          "p99_ms": 1931.0,
          "rows": 129074124,
          "unmeasurable": 0,
          "won_output_rows": 1013187
        },
        "i": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 25002,
            "1000_2000ms": 593440,
            "100_200ms": 3268059,
            "10_20ms": 22415662,
            "1_2ms": 0,
            "2000_5000ms": 171590,
            "200_500ms": 2170578,
            "20_50ms": 93156729,
            "2_5ms": 0,
            "5000_10000ms": 41328,
            "500_1000ms": 936562,
            "50_100ms": 6217584,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 13231,
          "mean_ms": 52.80007703927921,
          "measurable": 128996534,
          "min_ms": 16,
          "p50_ms": 22.0,
          "p90_ms": 51.0,
          "p99_ms": 689.0,
          "rows": 128996534,
          "unmeasurable": 0,
          "won_output_rows": 1251954
        },
        "m": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 536,
            "1000_2000ms": 74724,
            "100_200ms": 1628818,
            "10_20ms": 17113708,
            "1_2ms": 0,
            "2000_5000ms": 30620,
            "200_500ms": 1342982,
            "20_50ms": 7201258,
            "2_5ms": 25184494,
            "5000_10000ms": 3534,
            "500_1000ms": 291974,
            "50_100ms": 2558626,
            "5_10ms": 73674034,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 19028,
          "mean_ms": 17.084053476716853,
          "measurable": 129105308,
          "min_ms": 2,
          "p50_ms": 6.0,
          "p90_ms": 20.0,
          "p99_ms": 241.0,
          "rows": 129105308,
          "unmeasurable": 0,
          "won_output_rows": 62455641
        },
        "n": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 173516,
            "1000_2000ms": 799150,
            "100_200ms": 6092810,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 732948,
            "200_500ms": 4386026,
            "20_50ms": 89310582,
            "2_5ms": 0,
            "5000_10000ms": 347410,
            "500_1000ms": 1444110,
            "50_100ms": 25340380,
            "5_10ms": 0,
            "ge30000ms": 658,
            "neg": 0
          },
          "max_ms": 33845,
          "mean_ms": 133.61290905007237,
          "measurable": 128627590,
          "min_ms": 38,
          "p50_ms": 46.0,
          "p90_ms": 110.0,
          "p99_ms": 1939.109999999404,
          "rows": 128627590,
          "unmeasurable": 0,
          "won_output_rows": 251038
        },
        "o": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 198,
            "1000_2000ms": 105930,
            "100_200ms": 1751856,
            "10_20ms": 16963258,
            "1_2ms": 2,
            "2000_5000ms": 53322,
            "200_500ms": 1607814,
            "20_50ms": 7402374,
            "2_5ms": 27642348,
            "5000_10000ms": 3100,
            "500_1000ms": 386918,
            "50_100ms": 2646796,
            "5_10ms": 70655616,
            "ge30000ms": 204,
            "neg": 0
          },
          "max_ms": 49238,
          "mean_ms": 19.207698938496517,
          "measurable": 129219736,
          "min_ms": 1,
          "p50_ms": 6.0,
          "p90_ms": 21.0,
          "p99_ms": 283.0,
          "rows": 129219736,
          "unmeasurable": 0,
          "won_output_rows": 64272790
        }
      }
    },
    "tick_size_change": {
      "boundary_dropped": 0,
      "class": "FULL",
      "exception_markets": 0,
      "rows_by_domain": {
        "h": 8928,
        "i": 8928,
        "m": 8928,
        "n": 8928,
        "o": 8928
      },
      "rows_h": 8928,
      "rows_i": 8928,
      "rows_joined": 8928,
      "rows_m": 8928,
      "rows_merged": 8928,
      "rows_n": 8928,
      "rows_o": 8928,
      "unique_by_domain": {
        "h": 0,
        "i": 0,
        "m": 0,
        "n": 0,
        "o": 0
      },
      "witness_latency": {
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 8,
            "100_200ms": 77,
            "10_20ms": 4849,
            "1_2ms": 0,
            "2000_5000ms": 20,
            "200_500ms": 116,
            "20_50ms": 3615,
            "2_5ms": 0,
            "5000_10000ms": 20,
            "500_1000ms": 68,
            "50_100ms": 155,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 7971,
          "mean_ms": 53.00011200716846,
          "measurable": 8928,
          "min_ms": 14,
          "p50_ms": 19.0,
          "p90_ms": 33.0,
          "p99_ms": 683.0,
          "rows": 8928,
          "unmeasurable": 0,
          "won_output_rows": 43
        },
        "i": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 89,
            "10_20ms": 1580,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 64,
            "20_50ms": 6732,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 0,
            "50_100ms": 463,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 397,
          "mean_ms": 28.548499103942653,
          "measurable": 8928,
          "min_ms": 17,
          "p50_ms": 22.0,
          "p90_ms": 40.0,
          "p99_ms": 161.0,
          "rows": 8928,
          "unmeasurable": 0,
          "won_output_rows": 48
        },
        "m": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 60,
            "10_20ms": 1030,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 21,
            "20_50ms": 375,
            "2_5ms": 2033,
            "5000_10000ms": 0,
            "500_1000ms": 20,
            "50_100ms": 99,
            "5_10ms": 5290,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 691,
          "mean_ms": 11.055891577060931,
          "measurable": 8928,
          "min_ms": 2,
          "p50_ms": 6.0,
          "p90_ms": 14.0,
          "p99_ms": 110.0,
          "rows": 8928,
          "unmeasurable": 0,
          "won_output_rows": 4432
        },
        "n": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 4,
            "100_200ms": 279,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 143,
            "20_50ms": 7031,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 12,
            "50_100ms": 1459,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 1017,
          "mean_ms": 54.66778673835125,
          "measurable": 8928,
          "min_ms": 39,
          "p50_ms": 45.0,
          "p90_ms": 62.0,
          "p99_ms": 299.0,
          "rows": 8928,
          "unmeasurable": 0,
          "won_output_rows": 12
        },
        "o": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 4,
            "100_200ms": 36,
            "10_20ms": 1172,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 41,
            "20_50ms": 415,
            "2_5ms": 2090,
            "5000_10000ms": 0,
            "500_1000ms": 8,
            "50_100ms": 100,
            "5_10ms": 5062,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 1735,
          "mean_ms": 11.691868279569892,
          "measurable": 8928,
          "min_ms": 2,
          "p50_ms": 6.0,
          "p90_ms": 15.0,
          "p99_ms": 99.0,
          "rows": 8928,
          "unmeasurable": 0,
          "won_output_rows": 4393
        }
      }
    }
  },
  "archive_root": "union-staging",
  "boundary_guard": "cache",
  "bytes": 1646867797,
  "file": "2026-10-09T18.parquet",
  "generated_by": "tools/orderbook_ab/merge_ab.py",
  "hour": "2026-10-09/18",
  "hour_utc": "2026-10-09T18:00:00+00:00",
  "layout": "union-event-sorted-v1",
  "max_sequence": 73464979670169380,
  "merger_git_sha": "fcbb28046152741ae3754e951659977da4c8b36e",
  "min_sequence": 1125900095219363,
  "products": {
    "best_bid_ask": {
      "byte_range": [
        4,
        165349151
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "best_bid",
        "best_ask",
        "spread",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 73464979669658978,
      "min_sequence": 1125900095219375,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 13002610,
      "row_groups": [
        0,
        49
      ],
      "sha256": "2c5dabf8836c6f65e98d400951d35a2385ba4dae56322c66b9a589afdb22f37a"
    },
    "book": {
      "byte_range": [
        165349151,
        189113677
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "bids",
        "asks",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 73464979669519176,
      "min_sequence": 1125900095219511,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 218754,
      "row_groups": [
        50,
        50
      ],
      "sha256": "d2e14b02ed6e813051f134d8c0733d3ffcc66331e527317a5a3825d9fce57333"
    },
    "last_trade_price": {
      "byte_range": [
        189113677,
        192807665
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "price",
        "size",
        "side",
        "fee_rate_bps",
        "transaction_hash",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 73464979667623244,
      "min_sequence": 1125900095220961,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 62926,
      "row_groups": [
        51,
        51
      ],
      "sha256": "b76b9dd1c633dc3321c01439885a18dc840fe891487c186b24a358f6628d29c5"
    },
    "market_resolved": {
      "byte_range": [
        192807665,
        193071146
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "id",
        "assets_ids",
        "winning_asset_id",
        "winning_outcome",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 73464979651225031,
      "min_sequence": 1125900098467090,
      "order_by": [
        "market",
        "id",
        "timestamp",
        "sequence"
      ],
      "row_count": 1659,
      "row_groups": [
        52,
        52
      ],
      "sha256": "56276cd041dc41a2b99a54d8eb13c1e0c22775f0f9869c76eb8d5319e03ad492"
    },
    "new_market": {
      "byte_range": [
        193071146,
        193558808
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "id",
        "assets_ids",
        "outcomes",
        "question",
        "slug",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 73464979665013891,
      "min_sequence": 1125900095811922,
      "order_by": [
        "market",
        "id",
        "timestamp",
        "sequence"
      ],
      "row_count": 5146,
      "row_groups": [
        53,
        53
      ],
      "sha256": "eb17c497661a8ed106a1f46a1a2014f156df40b20a635f825cdd6617c0cfdb3a"
    },
    "price_change": {
      "byte_range": [
        193558808,
        1644926419
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "price",
        "size",
        "side",
        "best_bid",
        "best_ask",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 73464979670169380,
      "min_sequence": 1125900095219363,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 129244610,
      "row_groups": [
        54,
        547
      ],
      "sha256": "eddc9ed046f6955efe10e0aa963868e933eeda5832aa745db235422c258720b5"
    },
    "tick_size_change": {
      "byte_range": [
        1644926419,
        1645246057
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "old_tick_size",
        "new_tick_size",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 73464979655340731,
      "min_sequence": 1125900096396366,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 8928,
      "row_groups": [
        548,
        548
      ],
      "sha256": "831a604b52e8a165d2c145003f45b58e6ed8ed60e1aeb5b814c998d47a4455c6"
    }
  },
  "row_count": 142544633,
  "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: h, i, m, n, o). The winner is per row, not per hour -- each row names its own in source_witness",
  "sha256": "3db713d7262b03baea38e7de44097326535d552eb82b8a1b36618f6e0c204895",
  "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": "2026-10-09T18.witness_stats.json",
  "witnesses": "himno",
  "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."
}
