{
  "ab_accounting": {
    "best_bid_ask": {
      "boundary_dropped": 320,
      "class": "FULL",
      "exception_markets": 2109,
      "rows_by_domain": {
        "c": 10961490,
        "g": 11516050,
        "h": 11527331,
        "i": 11445126,
        "k": 10695515
      },
      "rows_c": 10961490,
      "rows_g": 11516050,
      "rows_h": 11527331,
      "rows_i": 11445126,
      "rows_joined": 11533954,
      "rows_k": 10695515,
      "rows_merged": 11533634,
      "unique_by_domain": {
        "c": 604,
        "g": 44,
        "h": 133,
        "i": 214,
        "k": 264
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 1028,
            "100_200ms": 107992,
            "10_20ms": 773208,
            "1_2ms": 0,
            "2000_5000ms": 304,
            "200_500ms": 76785,
            "20_50ms": 516017,
            "2_5ms": 4144274,
            "5000_10000ms": 30,
            "500_1000ms": 10441,
            "50_100ms": 206261,
            "5_10ms": 5125150,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 6700,
          "mean_ms": 12.146317608281356,
          "measurable": 10961490,
          "min_ms": 2,
          "p50_ms": 5.0,
          "p90_ms": 16.0,
          "p99_ms": 169.0,
          "rows": 10961490,
          "unmeasurable": 0,
          "won_output_rows": 10004592
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 10881,
            "1000_2000ms": 47431,
            "100_200ms": 1130202,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 36499,
            "200_500ms": 438172,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 20514,
            "500_1000ms": 132586,
            "50_100ms": 9699727,
            "5_10ms": 0,
            "ge30000ms": 38,
            "neg": 0
          },
          "max_ms": 38895,
          "mean_ms": 142.1052787196999,
          "measurable": 11516050,
          "min_ms": 68,
          "p50_ms": 80.0,
          "p90_ms": 128.0,
          "p99_ms": 1001.0,
          "rows": 11516050,
          "unmeasurable": 0,
          "won_output_rows": 984
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 754,
            "1000_2000ms": 12201,
            "100_200ms": 147336,
            "10_20ms": 7244794,
            "1_2ms": 0,
            "2000_5000ms": 12160,
            "200_500ms": 100412,
            "20_50ms": 3477846,
            "2_5ms": 0,
            "5000_10000ms": 4590,
            "500_1000ms": 34029,
            "50_100ms": 493209,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 27678,
          "mean_ms": 36.84865369095413,
          "measurable": 11527331,
          "min_ms": 14,
          "p50_ms": 19.0,
          "p90_ms": 38.0,
          "p99_ms": 288.0,
          "rows": 11527331,
          "unmeasurable": 0,
          "won_output_rows": 357986
        },
        "i": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 4626,
            "100_200ms": 155179,
            "10_20ms": 972835,
            "1_2ms": 0,
            "2000_5000ms": 1923,
            "200_500ms": 68833,
            "20_50ms": 9801269,
            "2_5ms": 0,
            "5000_10000ms": 84,
            "500_1000ms": 8603,
            "50_100ms": 431774,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 5259,
          "mean_ms": 29.608292997385963,
          "measurable": 11445126,
          "min_ms": 17,
          "p50_ms": 22.0,
          "p90_ms": 34.0,
          "p99_ms": 164.0,
          "rows": 11445126,
          "unmeasurable": 0,
          "won_output_rows": 185908
        },
        "k": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 266,
            "100_200ms": 87397,
            "10_20ms": 9365895,
            "1_2ms": 0,
            "2000_5000ms": 62,
            "200_500ms": 43424,
            "20_50ms": 955602,
            "2_5ms": 0,
            "5000_10000ms": 46,
            "500_1000ms": 3325,
            "50_100ms": 239497,
            "5_10ms": 1,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 6972,
          "mean_ms": 18.19659623683385,
          "measurable": 10695515,
          "min_ms": 9,
          "p50_ms": 13.0,
          "p90_ms": 22.0,
          "p99_ms": 117.0,
          "rows": 10695515,
          "unmeasurable": 0,
          "won_output_rows": 984164
        }
      }
    },
    "book": {
      "boundary_dropped": 374,
      "class": "FULL",
      "exception_markets": 190611,
      "rows_by_domain": {
        "c": 569239,
        "g": 161349,
        "h": 145704,
        "i": 190365,
        "k": 913190
      },
      "rows_c": 569239,
      "rows_g": 161349,
      "rows_h": 145704,
      "rows_i": 190365,
      "rows_joined": 1090966,
      "rows_k": 913190,
      "rows_merged": 1090592,
      "unique_by_domain": {
        "c": 108200,
        "g": 17858,
        "h": 8841,
        "i": 25468,
        "k": 445831
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 35868,
            "1000_2000ms": 5039,
            "100_200ms": 3113,
            "10_20ms": 15544,
            "1_2ms": 0,
            "2000_5000ms": 12440,
            "200_500ms": 3821,
            "20_50ms": 8609,
            "2_5ms": 7973,
            "5000_10000ms": 14448,
            "500_1000ms": 3063,
            "50_100ms": 4603,
            "5_10ms": 78045,
            "ge30000ms": 376673,
            "neg": 0
          },
          "max_ms": 10087918193,
          "mean_ms": 170658790.73320168,
          "measurable": 569239,
          "min_ms": 3,
          "p50_ms": 228395.0,
          "p90_ms": 244830691.0000001,
          "p99_ms": 3363205134.0,
          "rows": 569239,
          "unmeasurable": 0,
          "won_output_rows": 223007
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 5983,
            "1000_2000ms": 5623,
            "100_200ms": 16514,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 9059,
            "200_500ms": 14470,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 7275,
            "500_1000ms": 6510,
            "50_100ms": 61749,
            "5_10ms": 0,
            "ge30000ms": 34166,
            "neg": 0
          },
          "max_ms": 10087943747,
          "mean_ms": 55024993.17139245,
          "measurable": 161349,
          "min_ms": 69,
          "p50_ms": 219.0,
          "p90_ms": 1369467.0,
          "p99_ms": 1529285111.8799806,
          "rows": 161349,
          "unmeasurable": 0,
          "won_output_rows": 23667
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 1238,
            "1000_2000ms": 1028,
            "100_200ms": 7435,
            "10_20ms": 19317,
            "1_2ms": 0,
            "2000_5000ms": 1790,
            "200_500ms": 5329,
            "20_50ms": 79318,
            "2_5ms": 0,
            "5000_10000ms": 666,
            "500_1000ms": 1419,
            "50_100ms": 13126,
            "5_10ms": 0,
            "ge30000ms": 15038,
            "neg": 0
          },
          "max_ms": 8489561147,
          "mean_ms": 23277304.316037994,
          "measurable": 145704,
          "min_ms": 15,
          "p50_ms": 26.0,
          "p90_ms": 40353.0,
          "p99_ms": 434269795.04,
          "rows": 145704,
          "unmeasurable": 0,
          "won_output_rows": 15250
        },
        "i": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 4738,
            "1000_2000ms": 2761,
            "100_200ms": 8738,
            "10_20ms": 2295,
            "1_2ms": 0,
            "2000_5000ms": 3115,
            "200_500ms": 8099,
            "20_50ms": 85215,
            "2_5ms": 0,
            "5000_10000ms": 2024,
            "500_1000ms": 3693,
            "50_100ms": 17074,
            "5_10ms": 0,
            "ge30000ms": 52613,
            "neg": 0
          },
          "max_ms": 10087887048,
          "mean_ms": 70164170.22806713,
          "measurable": 190365,
          "min_ms": 18,
          "p50_ms": 60.0,
          "p90_ms": 8860547.600000378,
          "p99_ms": 1565113821.3199954,
          "rows": 190365,
          "unmeasurable": 0,
          "won_output_rows": 30657
        },
        "k": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 64205,
            "1000_2000ms": 9404,
            "100_200ms": 5122,
            "10_20ms": 78047,
            "1_2ms": 0,
            "2000_5000ms": 21319,
            "200_500ms": 5963,
            "20_50ms": 25527,
            "2_5ms": 0,
            "5000_10000ms": 26566,
            "500_1000ms": 5711,
            "50_100ms": 7579,
            "5_10ms": 0,
            "ge30000ms": 663747,
            "neg": 0
          },
          "max_ms": 10087948214,
          "mean_ms": 185264321.62788028,
          "measurable": 913190,
          "min_ms": 10,
          "p50_ms": 371379.5,
          "p90_ms": 278030762.0,
          "p99_ms": 3619157248.06,
          "rows": 913190,
          "unmeasurable": 0,
          "won_output_rows": 798011
        }
      }
    },
    "last_trade_price": {
      "boundary_dropped": 1,
      "class": "FULL",
      "exception_markets": 203,
      "rows_by_domain": {
        "c": 58278,
        "g": 58875,
        "h": 62343,
        "i": 62384,
        "k": 56521
      },
      "rows_c": 58278,
      "rows_g": 58875,
      "rows_h": 62343,
      "rows_i": 62384,
      "rows_joined": 62733,
      "rows_k": 56521,
      "rows_merged": 62732,
      "unique_by_domain": {
        "c": 1,
        "g": 0,
        "h": 0,
        "i": 0,
        "k": 3
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 27,
            "100_200ms": 921,
            "10_20ms": 5963,
            "1_2ms": 0,
            "2000_5000ms": 1,
            "200_500ms": 676,
            "20_50ms": 3528,
            "2_5ms": 8051,
            "5000_10000ms": 0,
            "500_1000ms": 90,
            "50_100ms": 1675,
            "5_10ms": 37346,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 2034,
          "mean_ms": 17.0406328288548,
          "measurable": 58278,
          "min_ms": 2,
          "p50_ms": 6.0,
          "p90_ms": 25.0,
          "p99_ms": 239.22999999999593,
          "rows": 58278,
          "unmeasurable": 0,
          "won_output_rows": 52233
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 1416,
            "1000_2000ms": 2412,
            "100_200ms": 10185,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 3449,
            "200_500ms": 7257,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 3006,
            "500_1000ms": 2799,
            "50_100ms": 28340,
            "5_10ms": 0,
            "ge30000ms": 11,
            "neg": 0
          },
          "max_ms": 39022,
          "mean_ms": 1098.4530106157113,
          "measurable": 58875,
          "min_ms": 69,
          "p50_ms": 105.0,
          "p90_ms": 3513.5999999999985,
          "p99_ms": 13429.040000000008,
          "rows": 58875,
          "unmeasurable": 0,
          "won_output_rows": 120
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 232,
            "100_200ms": 3295,
            "10_20ms": 22763,
            "1_2ms": 0,
            "2000_5000ms": 111,
            "200_500ms": 2427,
            "20_50ms": 27472,
            "2_5ms": 0,
            "5000_10000ms": 46,
            "500_1000ms": 557,
            "50_100ms": 5440,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 9196,
          "mean_ms": 65.25180052291356,
          "measurable": 62343,
          "min_ms": 15,
          "p50_ms": 21.0,
          "p90_ms": 108.0,
          "p99_ms": 721.5800000000017,
          "rows": 62343,
          "unmeasurable": 0,
          "won_output_rows": 2727
        },
        "i": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 788,
            "100_200ms": 4012,
            "10_20ms": 1442,
            "1_2ms": 0,
            "2000_5000ms": 262,
            "200_500ms": 3730,
            "20_50ms": 44814,
            "2_5ms": 0,
            "5000_10000ms": 28,
            "500_1000ms": 1593,
            "50_100ms": 5715,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 5258,
          "mean_ms": 102.62036740189792,
          "measurable": 62384,
          "min_ms": 17,
          "p50_ms": 27.0,
          "p90_ms": 206.0,
          "p99_ms": 1305.0,
          "rows": 62384,
          "unmeasurable": 0,
          "won_output_rows": 1073
        },
        "k": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 4,
            "100_200ms": 1332,
            "10_20ms": 44514,
            "1_2ms": 0,
            "2000_5000ms": 1,
            "200_500ms": 472,
            "20_50ms": 7594,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 38,
            "50_100ms": 2566,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 2933,
          "mean_ms": 24.201836485554043,
          "measurable": 56521,
          "min_ms": 11,
          "p50_ms": 14.0,
          "p90_ms": 39.0,
          "p99_ms": 190.0,
          "rows": 56521,
          "unmeasurable": 0,
          "won_output_rows": 6579
        }
      }
    },
    "market_resolved": {
      "boundary_dropped": 0,
      "class": "FULL",
      "exception_markets": 41,
      "rows_by_domain": {
        "c": 1287,
        "g": 1301,
        "h": 1301,
        "i": 1300,
        "k": 1285
      },
      "rows_c": 1287,
      "rows_g": 1301,
      "rows_h": 1301,
      "rows_i": 1300,
      "rows_joined": 1575,
      "rows_k": 1285,
      "rows_merged": 1575,
      "unique_by_domain": {
        "c": 12,
        "g": 0,
        "h": 4,
        "i": 11,
        "k": 87
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 10,
            "1000_2000ms": 0,
            "100_200ms": 16,
            "10_20ms": 91,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 28,
            "20_50ms": 46,
            "2_5ms": 265,
            "5000_10000ms": 0,
            "500_1000ms": 4,
            "50_100ms": 16,
            "5_10ms": 613,
            "ge30000ms": 198,
            "neg": 0
          },
          "max_ms": 353453,
          "mean_ms": 18675.95804195804,
          "measurable": 1287,
          "min_ms": 3,
          "p50_ms": 6.0,
          "p90_ms": 44944.600000000006,
          "p99_ms": 349654.0,
          "rows": 1287,
          "unmeasurable": 0,
          "won_output_rows": 995
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 63,
            "1000_2000ms": 15,
            "100_200ms": 86,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 1,
            "200_500ms": 282,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 1,
            "500_1000ms": 53,
            "50_100ms": 587,
            "5_10ms": 0,
            "ge30000ms": 213,
            "neg": 0
          },
          "max_ms": 63910,
          "mean_ms": 9011.635664873174,
          "measurable": 1301,
          "min_ms": 69,
          "p50_ms": 189.0,
          "p90_ms": 45162.0,
          "p99_ms": 60254.0,
          "rows": 1301,
          "unmeasurable": 0,
          "won_output_rows": 1
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 94,
            "1000_2000ms": 2,
            "100_200ms": 59,
            "10_20ms": 398,
            "1_2ms": 0,
            "2000_5000ms": 2,
            "200_500ms": 35,
            "20_50ms": 360,
            "2_5ms": 0,
            "5000_10000ms": 4,
            "500_1000ms": 6,
            "50_100ms": 155,
            "5_10ms": 0,
            "ge30000ms": 186,
            "neg": 0
          },
          "max_ms": 62027,
          "mean_ms": 8378.340507302075,
          "measurable": 1301,
          "min_ms": 15,
          "p50_ms": 37.0,
          "p90_ms": 42474.0,
          "p99_ms": 57340.0,
          "rows": 1301,
          "unmeasurable": 0,
          "won_output_rows": 324
        },
        "i": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 10,
            "1000_2000ms": 0,
            "100_200ms": 145,
            "10_20ms": 39,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 34,
            "20_50ms": 712,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 1,
            "50_100ms": 189,
            "5_10ms": 0,
            "ge30000ms": 170,
            "neg": 0
          },
          "max_ms": 129819,
          "mean_ms": 6410.794615384615,
          "measurable": 1300,
          "min_ms": 18,
          "p50_ms": 28.0,
          "p90_ms": 38356.4,
          "p99_ms": 59268.04,
          "rows": 1300,
          "unmeasurable": 0,
          "won_output_rows": 39
        },
        "k": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 4,
            "1000_2000ms": 0,
            "100_200ms": 25,
            "10_20ms": 669,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 5,
            "20_50ms": 247,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 0,
            "50_100ms": 112,
            "5_10ms": 0,
            "ge30000ms": 223,
            "neg": 0
          },
          "max_ms": 304555,
          "mean_ms": 24021.051361867703,
          "measurable": 1285,
          "min_ms": 10,
          "p50_ms": 18.0,
          "p90_ms": 56481.4,
          "p99_ms": 290341.0,
          "rows": 1285,
          "unmeasurable": 0,
          "won_output_rows": 216
        }
      }
    },
    "new_market": {
      "boundary_dropped": 0,
      "class": "FULL",
      "exception_markets": 0,
      "rows_by_domain": {
        "c": 1576,
        "g": 1556,
        "h": 1556,
        "i": 1556,
        "k": 1580
      },
      "rows_c": 1576,
      "rows_g": 1556,
      "rows_h": 1556,
      "rows_i": 1556,
      "rows_joined": 2295,
      "rows_k": 1580,
      "rows_merged": 2295,
      "unique_by_domain": {
        "c": 38,
        "g": 74,
        "h": 48,
        "i": 92,
        "k": 121
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 114,
            "1000_2000ms": 0,
            "100_200ms": 223,
            "10_20ms": 159,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 234,
            "20_50ms": 320,
            "2_5ms": 0,
            "5000_10000ms": 33,
            "500_1000ms": 28,
            "50_100ms": 355,
            "5_10ms": 33,
            "ge30000ms": 77,
            "neg": 0
          },
          "max_ms": 320002,
          "mean_ms": 7241.271573604061,
          "measurable": 1576,
          "min_ms": 6,
          "p50_ms": 85.0,
          "p90_ms": 14002.0,
          "p99_ms": 314031.0,
          "rows": 1576,
          "unmeasurable": 0,
          "won_output_rows": 821
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 155,
            "1000_2000ms": 12,
            "100_200ms": 129,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 683,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 35,
            "500_1000ms": 207,
            "50_100ms": 276,
            "5_10ms": 0,
            "ge30000ms": 59,
            "neg": 0
          },
          "max_ms": 86653,
          "mean_ms": 4188.675449871465,
          "measurable": 1556,
          "min_ms": 73,
          "p50_ms": 347.0,
          "p90_ms": 16508.5,
          "p99_ms": 52912.55,
          "rows": 1556,
          "unmeasurable": 0,
          "won_output_rows": 130
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 124,
            "1000_2000ms": 0,
            "100_200ms": 432,
            "10_20ms": 10,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 301,
            "20_50ms": 339,
            "2_5ms": 0,
            "5000_10000ms": 29,
            "500_1000ms": 16,
            "50_100ms": 249,
            "5_10ms": 0,
            "ge30000ms": 56,
            "neg": 0
          },
          "max_ms": 87381,
          "mean_ms": 3332.383033419023,
          "measurable": 1556,
          "min_ms": 19,
          "p50_ms": 139.5,
          "p90_ms": 14528.0,
          "p99_ms": 52974.850000000006,
          "rows": 1556,
          "unmeasurable": 0,
          "won_output_rows": 281
        },
        "i": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 161,
            "1000_2000ms": 0,
            "100_200ms": 451,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 282,
            "20_50ms": 274,
            "2_5ms": 0,
            "5000_10000ms": 33,
            "500_1000ms": 2,
            "50_100ms": 279,
            "5_10ms": 0,
            "ge30000ms": 74,
            "neg": 0
          },
          "max_ms": 92537,
          "mean_ms": 4539.791131105399,
          "measurable": 1556,
          "min_ms": 24,
          "p50_ms": 139.0,
          "p90_ms": 14455.5,
          "p99_ms": 66668.65000000001,
          "rows": 1556,
          "unmeasurable": 0,
          "won_output_rows": 428
        },
        "k": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 148,
            "1000_2000ms": 0,
            "100_200ms": 289,
            "10_20ms": 72,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 165,
            "20_50ms": 336,
            "2_5ms": 0,
            "5000_10000ms": 30,
            "500_1000ms": 2,
            "50_100ms": 371,
            "5_10ms": 0,
            "ge30000ms": 167,
            "neg": 0
          },
          "max_ms": 269680,
          "mean_ms": 19843.200632911394,
          "measurable": 1580,
          "min_ms": 13,
          "p50_ms": 101.0,
          "p90_ms": 31561.600000000006,
          "p99_ms": 268883.39,
          "rows": 1580,
          "unmeasurable": 0,
          "won_output_rows": 635
        }
      }
    },
    "price_change": {
      "boundary_dropped": 2500,
      "class": "FULL",
      "exception_markets": 1200,
      "rows_by_domain": {
        "c": 107607789,
        "g": 112739286,
        "h": 113696838,
        "i": 113065656,
        "k": 104721550
      },
      "rows_c": 107607789,
      "rows_g": 112739286,
      "rows_h": 113696838,
      "rows_i": 113065656,
      "rows_joined": 113839680,
      "rows_k": 104721550,
      "rows_merged": 113837180,
      "unique_by_domain": {
        "c": 2100,
        "g": 1030,
        "h": 224,
        "i": 350,
        "k": 1022
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 16272,
            "100_200ms": 1208372,
            "10_20ms": 8543806,
            "1_2ms": 0,
            "2000_5000ms": 1598,
            "200_500ms": 834528,
            "20_50ms": 5750212,
            "2_5ms": 35613325,
            "5000_10000ms": 112,
            "500_1000ms": 127860,
            "50_100ms": 2334216,
            "5_10ms": 53177488,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 6816,
          "mean_ms": 13.252648486254094,
          "measurable": 107607789,
          "min_ms": 2,
          "p50_ms": 5.0,
          "p90_ms": 18.0,
          "p99_ms": 186.0,
          "rows": 107607789,
          "unmeasurable": 0,
          "won_output_rows": 97526670
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 586986,
            "1000_2000ms": 1299800,
            "100_200ms": 12947088,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 1503818,
            "200_500ms": 6021398,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 921128,
            "500_1000ms": 2091708,
            "50_100ms": 87364646,
            "5_10ms": 0,
            "ge30000ms": 2714,
            "neg": 0
          },
          "max_ms": 39022,
          "mean_ms": 300.29782152425554,
          "measurable": 112739286,
          "min_ms": 68,
          "p50_ms": 81.0,
          "p90_ms": 224.0,
          "p99_ms": 6528.0,
          "rows": 112739286,
          "unmeasurable": 0,
          "won_output_rows": 25332
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 2684,
            "1000_2000ms": 150380,
            "100_200ms": 2127836,
            "10_20ms": 65927554,
            "1_2ms": 0,
            "2000_5000ms": 132444,
            "200_500ms": 1381046,
            "20_50ms": 37403568,
            "2_5ms": 0,
            "5000_10000ms": 48204,
            "500_1000ms": 426688,
            "50_100ms": 6096390,
            "5_10ms": 0,
            "ge30000ms": 44,
            "neg": 0
          },
          "max_ms": 31175,
          "mean_ms": 40.18827302831412,
          "measurable": 113696838,
          "min_ms": 14,
          "p50_ms": 19.0,
          "p90_ms": 46.0,
          "p99_ms": 350.0,
          "rows": 113696838,
          "unmeasurable": 0,
          "won_output_rows": 4060152
        },
        "i": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 170018,
            "100_200ms": 2509416,
            "10_20ms": 8220324,
            "1_2ms": 0,
            "2000_5000ms": 56816,
            "200_500ms": 1441078,
            "20_50ms": 94489244,
            "2_5ms": 0,
            "5000_10000ms": 5542,
            "500_1000ms": 353468,
            "50_100ms": 5819750,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 6961,
          "mean_ms": 37.79934623118447,
          "measurable": 113065656,
          "min_ms": 17,
          "p50_ms": 23.0,
          "p90_ms": 46.0,
          "p99_ms": 313.0,
          "rows": 113065656,
          "unmeasurable": 0,
          "won_output_rows": 2054297
        },
        "k": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 3378,
            "100_200ms": 1098874,
            "10_20ms": 89127782,
            "1_2ms": 0,
            "2000_5000ms": 1370,
            "200_500ms": 494008,
            "20_50ms": 11039496,
            "2_5ms": 0,
            "5000_10000ms": 336,
            "500_1000ms": 40908,
            "50_100ms": 2915396,
            "5_10ms": 2,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 7075,
          "mean_ms": 19.417643302644013,
          "measurable": 104721550,
          "min_ms": 9,
          "p50_ms": 13.0,
          "p90_ms": 26.0,
          "p99_ms": 133.0,
          "rows": 104721550,
          "unmeasurable": 0,
          "won_output_rows": 10170729
        }
      }
    },
    "tick_size_change": {
      "boundary_dropped": 0,
      "class": "FULL",
      "exception_markets": 82,
      "rows_by_domain": {
        "c": 2800,
        "g": 2940,
        "h": 2940,
        "i": 2928,
        "k": 2692
      },
      "rows_c": 2800,
      "rows_g": 2940,
      "rows_h": 2940,
      "rows_i": 2928,
      "rows_joined": 2940,
      "rows_k": 2692,
      "rows_merged": 2940,
      "unique_by_domain": {
        "c": 0,
        "g": 0,
        "h": 0,
        "i": 0,
        "k": 0
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 24,
            "10_20ms": 226,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 4,
            "20_50ms": 124,
            "2_5ms": 858,
            "5000_10000ms": 0,
            "500_1000ms": 0,
            "50_100ms": 56,
            "5_10ms": 1508,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 225,
          "mean_ms": 9.841071428571428,
          "measurable": 2800,
          "min_ms": 3,
          "p50_ms": 5.0,
          "p90_ms": 15.0,
          "p99_ms": 98.03999999999905,
          "rows": 2800,
          "unmeasurable": 0,
          "won_output_rows": 2561
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 272,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 4,
            "200_500ms": 114,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 11,
            "50_100ms": 2539,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 2190,
          "mean_ms": 98.13401360544218,
          "measurable": 2940,
          "min_ms": 70,
          "p50_ms": 79.0,
          "p90_ms": 114.0,
          "p99_ms": 396.0,
          "rows": 2940,
          "unmeasurable": 0
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 27,
            "10_20ms": 1749,
            "1_2ms": 0,
            "2000_5000ms": 8,
            "200_500ms": 32,
            "20_50ms": 1037,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 16,
            "50_100ms": 71,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 2432,
          "mean_ms": 36.595238095238095,
          "measurable": 2940,
          "min_ms": 15,
          "p50_ms": 19.0,
          "p90_ms": 39.0,
          "p99_ms": 325.0,
          "rows": 2940,
          "unmeasurable": 0,
          "won_output_rows": 80
        },
        "i": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 25,
            "10_20ms": 206,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 0,
            "20_50ms": 2595,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 0,
            "50_100ms": 102,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 170,
          "mean_ms": 25.495560109289617,
          "measurable": 2928,
          "min_ms": 18,
          "p50_ms": 22.0,
          "p90_ms": 30.0,
          "p99_ms": 85.0,
          "rows": 2928,
          "unmeasurable": 0,
          "won_output_rows": 45
        },
        "k": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 8,
            "10_20ms": 2370,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 0,
            "20_50ms": 260,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 0,
            "50_100ms": 54,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 185,
          "mean_ms": 16.425705794947994,
          "measurable": 2692,
          "min_ms": 11,
          "p50_ms": 13.0,
          "p90_ms": 21.0,
          "p99_ms": 73.0,
          "rows": 2692,
          "unmeasurable": 0,
          "won_output_rows": 254
        }
      }
    }
  },
  "archive_root": "union-staging",
  "boundary_guard": "cache",
  "bytes": 1369504877,
  "file": "2026-09-23T16.parquet",
  "generated_by": "tools/orderbook_ab/merge_ab.py",
  "hour": "2026-09-23/16",
  "hour_utc": "2026-09-23T16:00:00+00:00",
  "layout": "union-event-sorted-v1",
  "max_sequence": 314407549080998936,
  "merger_git_sha": "fcbb28046152741ae3754e951659977da4c8b36e",
  "min_sequence": 1970325057962372,
  "products": {
    "best_bid_ask": {
      "byte_range": [
        4,
        136894696
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "best_bid",
        "best_ask",
        "spread",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 314407549080998933,
      "min_sequence": 1970325057962688,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 11533634,
      "row_groups": [
        0,
        43
      ],
      "sha256": "38a905e60c56c5fe1c0ba244e32c9ccc162b7487fa39dc2ee7dcdee7cc8da228"
    },
    "book": {
      "byte_range": [
        136894696,
        209040192
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "bids",
        "asks",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 314407549080982798,
      "min_sequence": 1970325058127978,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 1090592,
      "row_groups": [
        44,
        48
      ],
      "sha256": "f8b8fdde89ada8b9381a51f3f5f3f316202a3e1901592839f88d2d09cb74cef3"
    },
    "last_trade_price": {
      "byte_range": [
        209040192,
        212661863
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "price",
        "size",
        "side",
        "fee_rate_bps",
        "transaction_hash",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 314407549080983573,
      "min_sequence": 1970325058449059,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 62732,
      "row_groups": [
        49,
        49
      ],
      "sha256": "c9ef4798697f25a355ba55b3b41c6db6fc9ff4b2ea2b91e9289234f2a99edf35"
    },
    "market_resolved": {
      "byte_range": [
        212661863,
        212876366
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "id",
        "assets_ids",
        "winning_asset_id",
        "winning_outcome",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 314407549080292023,
      "min_sequence": 1970325082408636,
      "order_by": [
        "market",
        "id",
        "timestamp",
        "sequence"
      ],
      "row_count": 1575,
      "row_groups": [
        50,
        50
      ],
      "sha256": "505384e4d88cfddebc95be63ce4e004e50b3d80eca80fbc52435df4ed9b0f08c"
    },
    "new_market": {
      "byte_range": [
        212876366,
        213118178
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "id",
        "assets_ids",
        "outcomes",
        "question",
        "slug",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 314407549079862972,
      "min_sequence": 1970325058443970,
      "order_by": [
        "market",
        "id",
        "timestamp",
        "sequence"
      ],
      "row_count": 2295,
      "row_groups": [
        51,
        51
      ],
      "sha256": "f11d91005f24da055b371d7ed2ec19fb22abd817102a2aaa656c4b6a63e0f963"
    },
    "price_change": {
      "byte_range": [
        213118178,
        1367955983
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "price",
        "size",
        "side",
        "best_bid",
        "best_ask",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 314407549080998936,
      "min_sequence": 1970325057962372,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 113837180,
      "row_groups": [
        52,
        486
      ],
      "sha256": "226a2733388a677d0939d430353f594b6d13f5ff686b42dcd5de0f88e68a2204"
    },
    "tick_size_change": {
      "byte_range": [
        1367955983,
        1368064909
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "old_tick_size",
        "new_tick_size",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 314407549079391026,
      "min_sequence": 1970325085719038,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 2940,
      "row_groups": [
        487,
        487
      ],
      "sha256": "64d0d7f251d7b64a8e404ce54baa4af53d80ecb5735b364da557be1a69ccf645"
    }
  },
  "row_count": 126530948,
  "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, g, i, k). The winner is per row, not per hour -- each row names its own in source_witness",
  "sha256": "9421d70a3932c1906eb4688dd5ee17954a3f7db107b4866a83ec002ec8e997f1",
  "staged_not_merged": {
    "f": {
      "bytes": 1045989826,
      "first_ts": "2026-05-29T22:22:34.696000Z",
      "gap_records": 0,
      "last_ts": "2026-09-23T16:59:59.955000Z",
      "rows": 119116877
    }
  },
  "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": "2026-09-23T16.witness_stats.json",
  "witnesses": "chgik",
  "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."
}
