{
  "ab_accounting": {
    "best_bid_ask": {
      "boundary_dropped": 106,
      "class": "FULL",
      "exception_markets": 132,
      "rows_by_domain": {
        "h": 11366038,
        "i": 11361462,
        "m": 11365337,
        "n": 11352946,
        "o": 11367080
      },
      "rows_h": 11366038,
      "rows_i": 11361462,
      "rows_joined": 11368770,
      "rows_m": 11365337,
      "rows_merged": 11368664,
      "rows_n": 11352946,
      "rows_o": 11367080,
      "unique_by_domain": {
        "h": 160,
        "i": 98,
        "m": 228,
        "n": 14,
        "o": 164
      },
      "witness_latency": {
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 6071,
            "1000_2000ms": 22762,
            "100_200ms": 174372,
            "10_20ms": 6292852,
            "1_2ms": 0,
            "2000_5000ms": 20523,
            "200_500ms": 139035,
            "20_50ms": 4200898,
            "2_5ms": 0,
            "5000_10000ms": 9657,
            "500_1000ms": 57086,
            "50_100ms": 440376,
            "5_10ms": 0,
            "ge30000ms": 2406,
            "neg": 0
          },
          "max_ms": 62094,
          "mean_ms": 63.35233227268816,
          "measurable": 11366038,
          "min_ms": 13,
          "p50_ms": 19.0,
          "p90_ms": 40.0,
          "p99_ms": 524.0,
          "rows": 11366038,
          "unmeasurable": 0,
          "won_output_rows": 135867
        },
        "i": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 282,
            "1000_2000ms": 17433,
            "100_200ms": 192107,
            "10_20ms": 1927735,
            "1_2ms": 0,
            "2000_5000ms": 15206,
            "200_500ms": 101617,
            "20_50ms": 8537993,
            "2_5ms": 0,
            "5000_10000ms": 1560,
            "500_1000ms": 27290,
            "50_100ms": 540239,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 12300,
          "mean_ms": 38.86745297392184,
          "measurable": 11361462,
          "min_ms": 16,
          "p50_ms": 22.0,
          "p90_ms": 42.0,
          "p99_ms": 279.0,
          "rows": 11361462,
          "unmeasurable": 0,
          "won_output_rows": 91800
        },
        "m": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 1179,
            "100_200ms": 102405,
            "10_20ms": 1711829,
            "1_2ms": 4,
            "2000_5000ms": 542,
            "200_500ms": 63424,
            "20_50ms": 812119,
            "2_5ms": 2975555,
            "5000_10000ms": 40,
            "500_1000ms": 8826,
            "50_100ms": 239153,
            "5_10ms": 5450261,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 6389,
          "mean_ms": 13.132496731069216,
          "measurable": 11365337,
          "min_ms": 1,
          "p50_ms": 6.0,
          "p90_ms": 21.0,
          "p99_ms": 144.0,
          "rows": 11365337,
          "unmeasurable": 0,
          "won_output_rows": 5791988
        },
        "n": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 3095,
            "1000_2000ms": 24330,
            "100_200ms": 450559,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 16410,
            "200_500ms": 217539,
            "20_50ms": 7673732,
            "2_5ms": 0,
            "5000_10000ms": 8498,
            "500_1000ms": 64246,
            "50_100ms": 2894537,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 23674,
          "mean_ms": 77.35686649086502,
          "measurable": 11352946,
          "min_ms": 38,
          "p50_ms": 46.0,
          "p90_ms": 79.0,
          "p99_ms": 510.0,
          "rows": 11352946,
          "unmeasurable": 0,
          "won_output_rows": 6785
        },
        "o": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 2189,
            "100_200ms": 106913,
            "10_20ms": 1772974,
            "1_2ms": 0,
            "2000_5000ms": 842,
            "200_500ms": 68265,
            "20_50ms": 842188,
            "2_5ms": 2721046,
            "5000_10000ms": 194,
            "500_1000ms": 10485,
            "50_100ms": 243767,
            "5_10ms": 5598217,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 7861,
          "mean_ms": 13.894587264275433,
          "measurable": 11367080,
          "min_ms": 2,
          "p50_ms": 6.0,
          "p90_ms": 22.0,
          "p99_ms": 155.0,
          "rows": 11367080,
          "unmeasurable": 0,
          "won_output_rows": 5342224
        }
      }
    },
    "book": {
      "boundary_dropped": 38,
      "class": "FULL",
      "exception_markets": 36339,
      "rows_by_domain": {
        "h": 150865,
        "i": 149086,
        "m": 150343,
        "n": 144740,
        "o": 150282
      },
      "rows_h": 150865,
      "rows_i": 149086,
      "rows_joined": 219895,
      "rows_m": 150343,
      "rows_merged": 219857,
      "rows_n": 144740,
      "rows_o": 150282,
      "unique_by_domain": {
        "h": 17345,
        "i": 16209,
        "m": 16419,
        "n": 17115,
        "o": 16515
      },
      "witness_latency": {
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 934,
            "1000_2000ms": 2454,
            "100_200ms": 7902,
            "10_20ms": 26480,
            "1_2ms": 0,
            "2000_5000ms": 2011,
            "200_500ms": 8275,
            "20_50ms": 68818,
            "2_5ms": 0,
            "5000_10000ms": 642,
            "500_1000ms": 4442,
            "50_100ms": 13030,
            "5_10ms": 0,
            "ge30000ms": 15877,
            "neg": 0
          },
          "max_ms": 11369202859,
          "mean_ms": 30405946.338918902,
          "measurable": 150865,
          "min_ms": 15,
          "p50_ms": 30.0,
          "p90_ms": 57980.40000000081,
          "p99_ms": 428185318.47999966,
          "rows": 150865,
          "unmeasurable": 0,
          "won_output_rows": 19917
        },
        "i": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 1033,
            "1000_2000ms": 6236,
            "100_200ms": 7904,
            "10_20ms": 3751,
            "1_2ms": 0,
            "2000_5000ms": 7620,
            "200_500ms": 8978,
            "20_50ms": 74519,
            "2_5ms": 0,
            "5000_10000ms": 1165,
            "500_1000ms": 7400,
            "50_100ms": 15788,
            "5_10ms": 0,
            "ge30000ms": 14692,
            "neg": 0
          },
          "max_ms": 9770947683,
          "mean_ms": 26779120.88516695,
          "measurable": 149086,
          "min_ms": 17,
          "p50_ms": 42.0,
          "p90_ms": 24061.0,
          "p99_ms": 309137342.0,
          "rows": 149086,
          "unmeasurable": 0,
          "won_output_rows": 18378
        },
        "m": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 804,
            "1000_2000ms": 516,
            "100_200ms": 3390,
            "10_20ms": 27148,
            "1_2ms": 0,
            "2000_5000ms": 1630,
            "200_500ms": 1972,
            "20_50ms": 14200,
            "2_5ms": 10327,
            "5000_10000ms": 426,
            "500_1000ms": 511,
            "50_100ms": 5744,
            "5_10ms": 68056,
            "ge30000ms": 15619,
            "neg": 0
          },
          "max_ms": 11229629119,
          "mean_ms": 23853639.90763122,
          "measurable": 150343,
          "min_ms": 2,
          "p50_ms": 9.0,
          "p90_ms": 53046.40000000049,
          "p99_ms": 54741017.0,
          "rows": 150343,
          "unmeasurable": 0,
          "won_output_rows": 85463
        },
        "n": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 2274,
            "1000_2000ms": 6006,
            "100_200ms": 13960,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 6245,
            "200_500ms": 10362,
            "20_50ms": 48159,
            "2_5ms": 0,
            "5000_10000ms": 4015,
            "500_1000ms": 6121,
            "50_100ms": 32044,
            "5_10ms": 0,
            "ge30000ms": 15554,
            "neg": 0
          },
          "max_ms": 9771052218,
          "mean_ms": 26920163.187225368,
          "measurable": 144740,
          "min_ms": 39,
          "p50_ms": 73.0,
          "p90_ms": 69615.30000000095,
          "p99_ms": 391738171.0,
          "rows": 144740,
          "unmeasurable": 0,
          "won_output_rows": 17969
        },
        "o": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 884,
            "1000_2000ms": 542,
            "100_200ms": 3126,
            "10_20ms": 29229,
            "1_2ms": 0,
            "2000_5000ms": 1409,
            "200_500ms": 2027,
            "20_50ms": 14681,
            "2_5ms": 7343,
            "5000_10000ms": 418,
            "500_1000ms": 393,
            "50_100ms": 5552,
            "5_10ms": 69076,
            "ge30000ms": 15602,
            "neg": 0
          },
          "max_ms": 9770683231,
          "mean_ms": 26759185.409663167,
          "measurable": 150282,
          "min_ms": 2,
          "p50_ms": 9.0,
          "p90_ms": 50161.0,
          "p99_ms": 231614050.0,
          "rows": 150282,
          "unmeasurable": 0,
          "won_output_rows": 78130
        }
      }
    },
    "last_trade_price": {
      "boundary_dropped": 0,
      "class": "FULL",
      "exception_markets": 1,
      "rows_by_domain": {
        "h": 65273,
        "i": 64685,
        "m": 65088,
        "n": 62240,
        "o": 65178
      },
      "rows_h": 65273,
      "rows_i": 64685,
      "rows_joined": 65435,
      "rows_m": 65088,
      "rows_merged": 65435,
      "rows_n": 62240,
      "rows_o": 65178,
      "unique_by_domain": {
        "h": 39,
        "i": 0,
        "m": 0,
        "n": 0,
        "o": 2
      },
      "witness_latency": {
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 22,
            "1000_2000ms": 974,
            "100_200ms": 3845,
            "10_20ms": 21936,
            "1_2ms": 0,
            "2000_5000ms": 268,
            "200_500ms": 4053,
            "20_50ms": 26458,
            "2_5ms": 0,
            "5000_10000ms": 49,
            "500_1000ms": 2186,
            "50_100ms": 5476,
            "5_10ms": 0,
            "ge30000ms": 6,
            "neg": 0
          },
          "max_ms": 43212,
          "mean_ms": 119.27515205368223,
          "measurable": 65273,
          "min_ms": 14,
          "p50_ms": 23.0,
          "p90_ms": 245.0,
          "p99_ms": 1411.2799999999988,
          "rows": 65273,
          "unmeasurable": 0,
          "won_output_rows": 1000
        },
        "i": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 25,
            "1000_2000ms": 2850,
            "100_200ms": 3888,
            "10_20ms": 1497,
            "1_2ms": 0,
            "2000_5000ms": 3023,
            "200_500ms": 4383,
            "20_50ms": 39371,
            "2_5ms": 0,
            "5000_10000ms": 300,
            "500_1000ms": 3619,
            "50_100ms": 5729,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 12286,
          "mean_ms": 336.1384246734173,
          "measurable": 64685,
          "min_ms": 18,
          "p50_ms": 32.0,
          "p90_ms": 949.0,
          "p99_ms": 4215.0,
          "rows": 64685,
          "unmeasurable": 0,
          "won_output_rows": 465
        },
        "m": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 19,
            "100_200ms": 1589,
            "10_20ms": 12279,
            "1_2ms": 0,
            "2000_5000ms": 4,
            "200_500ms": 949,
            "20_50ms": 6324,
            "2_5ms": 6274,
            "5000_10000ms": 0,
            "500_1000ms": 158,
            "50_100ms": 2611,
            "5_10ms": 34881,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 4990,
          "mean_ms": 21.840262413962634,
          "measurable": 65088,
          "min_ms": 2,
          "p50_ms": 7.0,
          "p90_ms": 40.0,
          "p99_ms": 262.0,
          "rows": 65088,
          "unmeasurable": 0,
          "won_output_rows": 34063
        },
        "n": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 681,
            "1000_2000ms": 2824,
            "100_200ms": 7719,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 2373,
            "200_500ms": 5030,
            "20_50ms": 22046,
            "2_5ms": 0,
            "5000_10000ms": 1741,
            "500_1000ms": 2937,
            "50_100ms": 16889,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 23687,
          "mean_ms": 657.2522493573265,
          "measurable": 62240,
          "min_ms": 39,
          "p50_ms": 64.0,
          "p90_ms": 1380.0999999999985,
          "p99_ms": 10452.76000000001,
          "rows": 62240,
          "unmeasurable": 0,
          "won_output_rows": 87
        },
        "o": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 23,
            "100_200ms": 1437,
            "10_20ms": 13213,
            "1_2ms": 0,
            "2000_5000ms": 5,
            "200_500ms": 951,
            "20_50ms": 6588,
            "2_5ms": 4507,
            "5000_10000ms": 0,
            "500_1000ms": 145,
            "50_100ms": 2587,
            "5_10ms": 35722,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 2379,
          "mean_ms": 21.80134401178312,
          "measurable": 65178,
          "min_ms": 3,
          "p50_ms": 8.0,
          "p90_ms": 38.0,
          "p99_ms": 281.0,
          "rows": 65178,
          "unmeasurable": 0,
          "won_output_rows": 29820
        }
      }
    },
    "market_resolved": {
      "boundary_dropped": 0,
      "class": "FULL",
      "exception_markets": 0,
      "rows_by_domain": {
        "h": 571,
        "i": 571,
        "m": 571,
        "n": 571,
        "o": 571
      },
      "rows_h": 571,
      "rows_i": 571,
      "rows_joined": 571,
      "rows_m": 571,
      "rows_merged": 571,
      "rows_n": 571,
      "rows_o": 571,
      "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": 0,
            "100_200ms": 15,
            "10_20ms": 214,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 3,
            "20_50ms": 236,
            "2_5ms": 0,
            "5000_10000ms": 2,
            "500_1000ms": 1,
            "50_100ms": 59,
            "5_10ms": 0,
            "ge30000ms": 41,
            "neg": 0
          },
          "max_ms": 44408,
          "mean_ms": 2694.7267950963223,
          "measurable": 571,
          "min_ms": 15,
          "p50_ms": 21.0,
          "p90_ms": 108.0,
          "p99_ms": 40757.5,
          "rows": 571,
          "unmeasurable": 0,
          "won_output_rows": 2
        },
        "i": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 39,
            "1000_2000ms": 0,
            "100_200ms": 25,
            "10_20ms": 68,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 6,
            "20_50ms": 349,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 2,
            "50_100ms": 80,
            "5_10ms": 0,
            "ge30000ms": 2,
            "neg": 0
          },
          "max_ms": 33291,
          "mean_ms": 1869.9316987740806,
          "measurable": 571,
          "min_ms": 18,
          "p50_ms": 23.0,
          "p90_ms": 127.0,
          "p99_ms": 29175.5,
          "rows": 571,
          "unmeasurable": 0,
          "won_output_rows": 41
        },
        "m": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 34,
            "1000_2000ms": 0,
            "100_200ms": 2,
            "10_20ms": 83,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 0,
            "20_50ms": 37,
            "2_5ms": 95,
            "5000_10000ms": 0,
            "500_1000ms": 0,
            "50_100ms": 5,
            "5_10ms": 308,
            "ge30000ms": 7,
            "neg": 0
          },
          "max_ms": 37383,
          "mean_ms": 2089.53415061296,
          "measurable": 571,
          "min_ms": 2,
          "p50_ms": 6.0,
          "p90_ms": 37.0,
          "p99_ms": 32168.5,
          "rows": 571,
          "unmeasurable": 0,
          "won_output_rows": 275
        },
        "n": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 91,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 28,
            "20_50ms": 293,
            "2_5ms": 0,
            "5000_10000ms": 1,
            "500_1000ms": 0,
            "50_100ms": 117,
            "5_10ms": 0,
            "ge30000ms": 41,
            "neg": 0
          },
          "max_ms": 51371,
          "mean_ms": 3207.2189141856393,
          "measurable": 571,
          "min_ms": 40,
          "p50_ms": 49.0,
          "p90_ms": 232.0,
          "p99_ms": 47413.5,
          "rows": 571,
          "unmeasurable": 0,
          "won_output_rows": 1
        },
        "o": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 34,
            "1000_2000ms": 0,
            "100_200ms": 2,
            "10_20ms": 89,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 1,
            "20_50ms": 40,
            "2_5ms": 104,
            "5000_10000ms": 0,
            "500_1000ms": 0,
            "50_100ms": 9,
            "5_10ms": 285,
            "ge30000ms": 7,
            "neg": 0
          },
          "max_ms": 36589,
          "mean_ms": 2075.516637478109,
          "measurable": 571,
          "min_ms": 3,
          "p50_ms": 7.0,
          "p90_ms": 44.0,
          "p99_ms": 32292.5,
          "rows": 571,
          "unmeasurable": 0,
          "won_output_rows": 252
        }
      }
    },
    "new_market": {
      "boundary_dropped": 0,
      "class": "FULL",
      "exception_markets": 0,
      "rows_by_domain": {
        "h": 1216,
        "i": 1216,
        "m": 1216,
        "n": 1216,
        "o": 1216
      },
      "rows_h": 1216,
      "rows_i": 1216,
      "rows_joined": 2037,
      "rows_m": 1216,
      "rows_merged": 2037,
      "rows_n": 1216,
      "rows_o": 1216,
      "unique_by_domain": {
        "h": 106,
        "i": 37,
        "m": 212,
        "n": 70,
        "o": 103
      },
      "witness_latency": {
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 149,
            "1000_2000ms": 0,
            "100_200ms": 189,
            "10_20ms": 5,
            "1_2ms": 0,
            "2000_5000ms": 1,
            "200_500ms": 325,
            "20_50ms": 198,
            "2_5ms": 0,
            "5000_10000ms": 34,
            "500_1000ms": 52,
            "50_100ms": 137,
            "5_10ms": 0,
            "ge30000ms": 126,
            "neg": 0
          },
          "max_ms": 95653,
          "mean_ms": 6005.902138157895,
          "measurable": 1216,
          "min_ms": 18,
          "p50_ms": 232.5,
          "p90_ms": 31873.0,
          "p99_ms": 40729.59999999996,
          "rows": 1216,
          "unmeasurable": 0,
          "won_output_rows": 207
        },
        "i": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 113,
            "1000_2000ms": 0,
            "100_200ms": 339,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 186,
            "20_50ms": 229,
            "2_5ms": 0,
            "5000_10000ms": 41,
            "500_1000ms": 0,
            "50_100ms": 202,
            "5_10ms": 0,
            "ge30000ms": 106,
            "neg": 0
          },
          "max_ms": 102725,
          "mean_ms": 5339.8182565789475,
          "measurable": 1216,
          "min_ms": 21,
          "p50_ms": 137.0,
          "p90_ms": 25391.0,
          "p99_ms": 40313.29999999999,
          "rows": 1216,
          "unmeasurable": 0,
          "won_output_rows": 174
        },
        "m": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 147,
            "1000_2000ms": 0,
            "100_200ms": 83,
            "10_20ms": 137,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 91,
            "20_50ms": 344,
            "2_5ms": 0,
            "5000_10000ms": 28,
            "500_1000ms": 0,
            "50_100ms": 233,
            "5_10ms": 38,
            "ge30000ms": 115,
            "neg": 0
          },
          "max_ms": 100312,
          "mean_ms": 5681.039473684211,
          "measurable": 1216,
          "min_ms": 5,
          "p50_ms": 61.0,
          "p90_ms": 28645.5,
          "p99_ms": 34370.39999999999,
          "rows": 1216,
          "unmeasurable": 0,
          "won_output_rows": 840
        },
        "n": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 112,
            "1000_2000ms": 0,
            "100_200ms": 242,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 168,
            "20_50ms": 34,
            "2_5ms": 0,
            "5000_10000ms": 26,
            "500_1000ms": 0,
            "50_100ms": 512,
            "5_10ms": 0,
            "ge30000ms": 122,
            "neg": 0
          },
          "max_ms": 107145,
          "mean_ms": 5784.958059210527,
          "measurable": 1216,
          "min_ms": 45,
          "p50_ms": 114.0,
          "p90_ms": 29836.5,
          "p99_ms": 39890.84999999999,
          "rows": 1216,
          "unmeasurable": 0,
          "won_output_rows": 283
        },
        "o": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 131,
            "1000_2000ms": 0,
            "100_200ms": 280,
            "10_20ms": 105,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 125,
            "20_50ms": 187,
            "2_5ms": 0,
            "5000_10000ms": 28,
            "500_1000ms": 0,
            "50_100ms": 244,
            "5_10ms": 38,
            "ge30000ms": 78,
            "neg": 0
          },
          "max_ms": 93283,
          "mean_ms": 4453.004111842105,
          "measurable": 1216,
          "min_ms": 5,
          "p50_ms": 108.0,
          "p90_ms": 17311.5,
          "p99_ms": 38393.399999999994,
          "rows": 1216,
          "unmeasurable": 0,
          "won_output_rows": 533
        }
      }
    },
    "price_change": {
      "boundary_dropped": 1038,
      "class": "FULL",
      "exception_markets": 67,
      "rows_by_domain": {
        "h": 109464538,
        "i": 109285048,
        "m": 109440994,
        "n": 108685530,
        "o": 109478820
      },
      "rows_h": 109464538,
      "rows_i": 109285048,
      "rows_joined": 109545858,
      "rows_m": 109440994,
      "rows_merged": 109544820,
      "rows_n": 108685530,
      "rows_o": 109478820,
      "unique_by_domain": {
        "h": 2054,
        "i": 18488,
        "m": 854,
        "n": 16,
        "o": 1010
      },
      "witness_latency": {
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 55154,
            "1000_2000ms": 403460,
            "100_200ms": 2839126,
            "10_20ms": 55142042,
            "1_2ms": 0,
            "2000_5000ms": 228724,
            "200_500ms": 2330616,
            "20_50ms": 41410126,
            "2_5ms": 0,
            "5000_10000ms": 87958,
            "500_1000ms": 1049034,
            "50_100ms": 5902350,
            "5_10ms": 0,
            "ge30000ms": 15948,
            "neg": 0
          },
          "max_ms": 62459,
          "mean_ms": 70.936829880011,
          "measurable": 109464538,
          "min_ms": 13,
          "p50_ms": 19.0,
          "p90_ms": 59.0,
          "p99_ms": 776.0,
          "rows": 109464538,
          "unmeasurable": 0,
          "won_output_rows": 1414116
        },
        "i": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 9910,
            "1000_2000ms": 1022420,
            "100_200ms": 3312704,
            "10_20ms": 15225458,
            "1_2ms": 0,
            "2000_5000ms": 775120,
            "200_500ms": 2525294,
            "20_50ms": 77968292,
            "2_5ms": 0,
            "5000_10000ms": 80278,
            "500_1000ms": 1338004,
            "50_100ms": 7027568,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 12328,
          "mean_ms": 85.44413254043683,
          "measurable": 109285048,
          "min_ms": 16,
          "p50_ms": 22.0,
          "p90_ms": 78.0,
          "p99_ms": 1662.0,
          "rows": 109285048,
          "unmeasurable": 0,
          "won_output_rows": 893444
        },
        "m": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 12482,
            "100_200ms": 1280416,
            "10_20ms": 17186752,
            "1_2ms": 18,
            "2000_5000ms": 3824,
            "200_500ms": 743630,
            "20_50ms": 9029110,
            "2_5ms": 26044778,
            "5000_10000ms": 634,
            "500_1000ms": 97324,
            "50_100ms": 2933786,
            "5_10ms": 52108240,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 6538,
          "mean_ms": 14.64977829057364,
          "measurable": 109440994,
          "min_ms": 1,
          "p50_ms": 6.0,
          "p90_ms": 25.0,
          "p99_ms": 169.0,
          "rows": 109440994,
          "unmeasurable": 0,
          "won_output_rows": 56409016
        },
        "n": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 296344,
            "1000_2000ms": 1370130,
            "100_200ms": 6578914,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 1429866,
            "200_500ms": 4044662,
            "20_50ms": 64178044,
            "2_5ms": 0,
            "5000_10000ms": 830496,
            "500_1000ms": 1750262,
            "50_100ms": 28206812,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 23732,
          "mean_ms": 225.56435048897492,
          "measurable": 108685530,
          "min_ms": 37,
          "p50_ms": 47.0,
          "p90_ms": 170.0,
          "p99_ms": 5149.0,
          "rows": 108685530,
          "unmeasurable": 0,
          "won_output_rows": 77730
        },
        "o": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 23538,
            "100_200ms": 1277616,
            "10_20ms": 18382488,
            "1_2ms": 0,
            "2000_5000ms": 9238,
            "200_500ms": 756966,
            "20_50ms": 9355490,
            "2_5ms": 22932594,
            "5000_10000ms": 1640,
            "500_1000ms": 100702,
            "50_100ms": 2943744,
            "5_10ms": 53694804,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 8182,
          "mean_ms": 15.283671124697909,
          "measurable": 109478820,
          "min_ms": 2,
          "p50_ms": 6.0,
          "p90_ms": 25.0,
          "p99_ms": 172.0,
          "rows": 109478820,
          "unmeasurable": 0,
          "won_output_rows": 50750514
        }
      }
    },
    "tick_size_change": {
      "boundary_dropped": 0,
      "class": "FULL",
      "exception_markets": 0,
      "rows_by_domain": {
        "h": 3140,
        "i": 3140,
        "m": 3140,
        "n": 3140,
        "o": 3140
      },
      "rows_h": 3140,
      "rows_i": 3140,
      "rows_joined": 3140,
      "rows_m": 3140,
      "rows_merged": 3140,
      "rows_n": 3140,
      "rows_o": 3140,
      "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": 0,
            "100_200ms": 13,
            "10_20ms": 1748,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 49,
            "20_50ms": 1225,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 44,
            "50_100ms": 61,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 855,
          "mean_ms": 35.923248407643314,
          "measurable": 3140,
          "min_ms": 14,
          "p50_ms": 19.0,
          "p90_ms": 35.0,
          "p99_ms": 590.6600000000008,
          "rows": 3140,
          "unmeasurable": 0,
          "won_output_rows": 28
        },
        "i": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 40,
            "10_20ms": 534,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 24,
            "20_50ms": 2416,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 0,
            "50_100ms": 126,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 270,
          "mean_ms": 28.618471337579617,
          "measurable": 3140,
          "min_ms": 17,
          "p50_ms": 22.0,
          "p90_ms": 40.0,
          "p99_ms": 166.76000000000204,
          "rows": 3140,
          "unmeasurable": 0,
          "won_output_rows": 58
        },
        "m": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 40,
            "10_20ms": 543,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 51,
            "20_50ms": 170,
            "2_5ms": 810,
            "5000_10000ms": 0,
            "500_1000ms": 0,
            "50_100ms": 52,
            "5_10ms": 1474,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 359,
          "mean_ms": 14.928662420382166,
          "measurable": 3140,
          "min_ms": 3,
          "p50_ms": 6.0,
          "p90_ms": 19.0,
          "p99_ms": 251.66000000000076,
          "rows": 3140,
          "unmeasurable": 0,
          "won_output_rows": 1493
        },
        "n": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 117,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 65,
            "20_50ms": 2186,
            "2_5ms": 0,
            "5000_10000ms": 12,
            "500_1000ms": 28,
            "50_100ms": 732,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 5995,
          "mean_ms": 84.06210191082802,
          "measurable": 3140,
          "min_ms": 39,
          "p50_ms": 45.0,
          "p90_ms": 78.0,
          "p99_ms": 548.2500000000032,
          "rows": 3140,
          "unmeasurable": 0
        },
        "o": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 4,
            "100_200ms": 56,
            "10_20ms": 400,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 16,
            "20_50ms": 172,
            "2_5ms": 769,
            "5000_10000ms": 0,
            "500_1000ms": 4,
            "50_100ms": 57,
            "5_10ms": 1662,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 1349,
          "mean_ms": 15.34235668789809,
          "measurable": 3140,
          "min_ms": 3,
          "p50_ms": 6.0,
          "p90_ms": 19.0,
          "p99_ms": 181.9800000000023,
          "rows": 3140,
          "unmeasurable": 0,
          "won_output_rows": 1561
        }
      }
    }
  },
  "archive_root": "union-staging",
  "boundary_guard": "cache",
  "bytes": 1401984155,
  "file": "2026-10-08T12.parquet",
  "generated_by": "tools/orderbook_ab/merge_ab.py",
  "hour": "2026-10-08/12",
  "hour_utc": "2026-10-08T12:00:00+00:00",
  "layout": "union-event-sorted-v1",
  "max_sequence": 73464975949571016,
  "merger_git_sha": "fcbb28046152741ae3754e951659977da4c8b36e",
  "min_sequence": 562962756780442,
  "products": {
    "best_bid_ask": {
      "byte_range": [
        4,
        143859653
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "best_bid",
        "best_ask",
        "spread",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 73464975949466523,
      "min_sequence": 562962756780442,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 11368664,
      "row_groups": [
        0,
        43
      ],
      "sha256": "a6c5217e606f4c8a7a3c51a648724dd3fe40e7503d6cbd1e7ec27b61b860655c"
    },
    "book": {
      "byte_range": [
        143859653,
        168332798
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "bids",
        "asks",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 73464975949336893,
      "min_sequence": 562962756780558,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 219857,
      "row_groups": [
        44,
        44
      ],
      "sha256": "e961db96607b5dd5d176832419bde1fb7cdcbd1ae381d8a533eab548cc6d3bc8"
    },
    "last_trade_price": {
      "byte_range": [
        168332798,
        172088408
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "price",
        "size",
        "side",
        "fee_rate_bps",
        "transaction_hash",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 73464975949337285,
      "min_sequence": 562962756784869,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 65435,
      "row_groups": [
        45,
        45
      ],
      "sha256": "59cf8d8693e3c52d348002d06a72adbb7d4e36137f7ac87c4b9af910f1435709"
    },
    "market_resolved": {
      "byte_range": [
        172088408,
        172184066
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "id",
        "assets_ids",
        "winning_asset_id",
        "winning_outcome",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 73464975934312359,
      "min_sequence": 562962758950275,
      "order_by": [
        "market",
        "id",
        "timestamp",
        "sequence"
      ],
      "row_count": 571,
      "row_groups": [
        46,
        46
      ],
      "sha256": "e1f2cf1b2e1a258fe7a92516bfed051a7c0e803770880ba324e011add2d9be1a"
    },
    "new_market": {
      "byte_range": [
        172184066,
        172373440
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "id",
        "assets_ids",
        "outcomes",
        "question",
        "slug",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 73464975946567369,
      "min_sequence": 562962757150583,
      "order_by": [
        "market",
        "id",
        "timestamp",
        "sequence"
      ],
      "row_count": 2037,
      "row_groups": [
        47,
        47
      ],
      "sha256": "63afb8e854623fdd9fd5eb9bc757bbc57a0fe8f33867ce90653e23c8a35aca13"
    },
    "price_change": {
      "byte_range": [
        172373440,
        1400487996
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "price",
        "size",
        "side",
        "best_bid",
        "best_ask",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 73464975949571016,
      "min_sequence": 562962756780444,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 109544820,
      "row_groups": [
        48,
        465
      ],
      "sha256": "502dd7812b7ef14c04a0c343fcf93b12c1546479b3eca095fd9f8176cce45d45"
    },
    "tick_size_change": {
      "byte_range": [
        1400487996,
        1400604748
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "old_tick_size",
        "new_tick_size",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 73464975936983014,
      "min_sequence": 562962757744795,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 3140,
      "row_groups": [
        466,
        466
      ],
      "sha256": "936c486d6dc59b11909aaf208b4a087138ddd28c7ea8aee27ebda8a07f2cc235"
    }
  },
  "row_count": 121204524,
  "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": "63548cc3fc6cc899251167052fa48d00577fe4ce8bf96af0d1395fae2d2dccea",
  "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": "2026-10-08T12.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."
}
