{
  "ab_accounting": {
    "best_bid_ask": {
      "boundary_dropped": 725,
      "class": "FULL",
      "exception_markets": 3242,
      "rows_by_domain": {
        "c": 9921170,
        "e": 12336461,
        "f": 11806024,
        "g": 11827436,
        "h": 12337274
      },
      "rows_c": 9921170,
      "rows_e": 12336461,
      "rows_f": 11806024,
      "rows_g": 11827436,
      "rows_h": 12337274,
      "rows_joined": 12339401,
      "rows_merged": 12338676,
      "unique_by_domain": {
        "c": 470,
        "e": 352,
        "f": 210,
        "g": 110,
        "h": 256
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 640,
            "100_200ms": 99752,
            "10_20ms": 673571,
            "1_2ms": 0,
            "2000_5000ms": 360,
            "200_500ms": 53365,
            "20_50ms": 361877,
            "2_5ms": 3186582,
            "5000_10000ms": 22,
            "500_1000ms": 3140,
            "50_100ms": 156401,
            "5_10ms": 5385460,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 6409,
          "mean_ms": 10.844140056061937,
          "measurable": 9921170,
          "min_ms": 2,
          "p50_ms": 5.0,
          "p90_ms": 13.0,
          "p99_ms": 143.0,
          "rows": 9921170,
          "unmeasurable": 0,
          "won_output_rows": 9507666
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 3697,
            "100_200ms": 373151,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 1344,
            "200_500ms": 249056,
            "20_50ms": 10756069,
            "2_5ms": 0,
            "5000_10000ms": 30,
            "500_1000ms": 25567,
            "50_100ms": 927547,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 5286,
          "mean_ms": 52.145764008008456,
          "measurable": 12336461,
          "min_ms": 35,
          "p50_ms": 40.0,
          "p90_ms": 58.0,
          "p99_ms": 313.0,
          "rows": 12336461,
          "unmeasurable": 0,
          "won_output_rows": 283069
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 2469,
            "100_200ms": 444535,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 838,
            "200_500ms": 268195,
            "20_50ms": 7225543,
            "2_5ms": 0,
            "5000_10000ms": 50,
            "500_1000ms": 29516,
            "50_100ms": 3834878,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 5938,
          "mean_ms": 61.08437709426984,
          "measurable": 11806024,
          "min_ms": 43,
          "p50_ms": 48.0,
          "p90_ms": 70.0,
          "p99_ms": 329.0,
          "rows": 11806024,
          "unmeasurable": 0,
          "won_output_rows": 92852
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 1052,
            "1000_2000ms": 41085,
            "100_200ms": 1143953,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 13557,
            "200_500ms": 602049,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 3736,
            "500_1000ms": 182337,
            "50_100ms": 9839405,
            "5_10ms": 0,
            "ge30000ms": 262,
            "neg": 0
          },
          "max_ms": 45703,
          "mean_ms": 118.99168923847907,
          "measurable": 11827436,
          "min_ms": 70,
          "p50_ms": 83.0,
          "p90_ms": 146.0,
          "p99_ms": 710.0,
          "rows": 11827436,
          "unmeasurable": 0,
          "won_output_rows": 7217
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 1777,
            "1000_2000ms": 22311,
            "100_200ms": 209973,
            "10_20ms": 7469716,
            "1_2ms": 0,
            "2000_5000ms": 21073,
            "200_500ms": 174519,
            "20_50ms": 3857905,
            "2_5ms": 0,
            "5000_10000ms": 11140,
            "500_1000ms": 63204,
            "50_100ms": 505164,
            "5_10ms": 0,
            "ge30000ms": 492,
            "neg": 0
          },
          "max_ms": 67911,
          "mean_ms": 49.73056641199668,
          "measurable": 12337274,
          "min_ms": 14,
          "p50_ms": 19.0,
          "p90_ms": 42.0,
          "p99_ms": 483.0,
          "rows": 12337274,
          "unmeasurable": 0,
          "won_output_rows": 2447872
        }
      }
    },
    "book": {
      "boundary_dropped": 2168,
      "class": "FULL",
      "exception_markets": 171731,
      "rows_by_domain": {
        "c": 1897361,
        "e": 164848,
        "f": 508426,
        "g": 515988,
        "h": 165464
      },
      "rows_c": 1897361,
      "rows_e": 164848,
      "rows_f": 508426,
      "rows_g": 515988,
      "rows_h": 165464,
      "rows_joined": 2202414,
      "rows_merged": 2200246,
      "unique_by_domain": {
        "c": 1557219,
        "e": 552,
        "f": 106418,
        "g": 117763,
        "h": 657
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 189143,
            "1000_2000ms": 24597,
            "100_200ms": 7065,
            "10_20ms": 20389,
            "1_2ms": 0,
            "2000_5000ms": 59875,
            "200_500ms": 13201,
            "20_50ms": 10218,
            "2_5ms": 6626,
            "5000_10000ms": 73677,
            "500_1000ms": 14717,
            "50_100ms": 6409,
            "5_10ms": 87955,
            "ge30000ms": 1383489,
            "neg": 0
          },
          "max_ms": 8612778879,
          "mean_ms": 129928968.35488713,
          "measurable": 1897361,
          "min_ms": 3,
          "p50_ms": 214730.0,
          "p90_ms": 76353632.0,
          "p99_ms": 3032567537.8,
          "rows": 1897361,
          "unmeasurable": 0,
          "won_output_rows": 1876222
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 2004,
            "100_200ms": 13511,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 4151,
            "200_500ms": 7247,
            "20_50ms": 115517,
            "2_5ms": 0,
            "5000_10000ms": 43,
            "500_1000ms": 2072,
            "50_100ms": 20217,
            "5_10ms": 0,
            "ge30000ms": 86,
            "neg": 0
          },
          "max_ms": 85161412,
          "mean_ms": 26589.242320198002,
          "measurable": 164848,
          "min_ms": 36,
          "p50_ms": 43.0,
          "p90_ms": 186.0,
          "p99_ms": 3235.0,
          "rows": 164848,
          "unmeasurable": 0,
          "won_output_rows": 6274
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 39335,
            "1000_2000ms": 6923,
            "100_200ms": 14498,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 16324,
            "200_500ms": 10457,
            "20_50ms": 55696,
            "2_5ms": 0,
            "5000_10000ms": 16047,
            "500_1000ms": 5647,
            "50_100ms": 70454,
            "5_10ms": 0,
            "ge30000ms": 273045,
            "neg": 0
          },
          "max_ms": 8611028640,
          "mean_ms": 96968620.37797241,
          "measurable": 508426,
          "min_ms": 44,
          "p50_ms": 45512.0,
          "p90_ms": 55813424.0,
          "p99_ms": 2515365554.0,
          "rows": 508426,
          "unmeasurable": 0,
          "won_output_rows": 162407
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 41298,
            "1000_2000ms": 8602,
            "100_200ms": 19639,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 18178,
            "200_500ms": 15121,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 17776,
            "500_1000ms": 9499,
            "50_100ms": 105712,
            "5_10ms": 0,
            "ge30000ms": 280163,
            "neg": 0
          },
          "max_ms": 8611097034,
          "mean_ms": 98066489.59695187,
          "measurable": 515988,
          "min_ms": 70,
          "p50_ms": 47689.0,
          "p90_ms": 56095878.0,
          "p99_ms": 2521143774.98,
          "rows": 515988,
          "unmeasurable": 0,
          "won_output_rows": 122518
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 106,
            "1000_2000ms": 1356,
            "100_200ms": 5076,
            "10_20ms": 17400,
            "1_2ms": 0,
            "2000_5000ms": 3580,
            "200_500ms": 3639,
            "20_50ms": 117135,
            "2_5ms": 0,
            "5000_10000ms": 311,
            "500_1000ms": 1177,
            "50_100ms": 15066,
            "5_10ms": 0,
            "ge30000ms": 618,
            "neg": 0
          },
          "max_ms": 7006271394,
          "mean_ms": 734897.1922170381,
          "measurable": 165464,
          "min_ms": 15,
          "p50_ms": 24.0,
          "p90_ms": 93.0,
          "p99_ms": 3664.3699999999953,
          "rows": 165464,
          "unmeasurable": 0,
          "won_output_rows": 32825
        }
      }
    },
    "last_trade_price": {
      "boundary_dropped": 4,
      "class": "FULL",
      "exception_markets": 471,
      "rows_by_domain": {
        "c": 63104,
        "e": 78152,
        "f": 74167,
        "g": 73786,
        "h": 78212
      },
      "rows_c": 63104,
      "rows_e": 78152,
      "rows_f": 74167,
      "rows_g": 73786,
      "rows_h": 78212,
      "rows_joined": 78250,
      "rows_merged": 78246,
      "unique_by_domain": {
        "c": 1,
        "e": 2,
        "f": 2,
        "g": 3,
        "h": 7
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 56,
            "100_200ms": 1537,
            "10_20ms": 19237,
            "1_2ms": 0,
            "2000_5000ms": 50,
            "200_500ms": 621,
            "20_50ms": 11854,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 172,
            "50_100ms": 3053,
            "5_10ms": 26524,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 4999,
          "mean_ms": 28.24210826572008,
          "measurable": 63104,
          "min_ms": 5,
          "p50_ms": 10.0,
          "p90_ms": 44.0,
          "p99_ms": 259.0,
          "rows": 63104,
          "unmeasurable": 0,
          "won_output_rows": 60017
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 686,
            "100_200ms": 5317,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 375,
            "200_500ms": 3418,
            "20_50ms": 46342,
            "2_5ms": 0,
            "5000_10000ms": 19,
            "500_1000ms": 1186,
            "50_100ms": 20809,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 5414,
          "mean_ms": 106.32464940116695,
          "measurable": 78152,
          "min_ms": 37,
          "p50_ms": 47.0,
          "p90_ms": 143.0,
          "p99_ms": 1362.4700000000157,
          "rows": 78152,
          "unmeasurable": 0,
          "won_output_rows": 1647
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 528,
            "100_200ms": 6171,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 332,
            "200_500ms": 3615,
            "20_50ms": 7831,
            "2_5ms": 0,
            "5000_10000ms": 22,
            "500_1000ms": 1231,
            "50_100ms": 54437,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 5909,
          "mean_ms": 111.40473525961681,
          "measurable": 74167,
          "min_ms": 46,
          "p50_ms": 55.0,
          "p90_ms": 156.0,
          "p99_ms": 1140.0,
          "rows": 74167,
          "unmeasurable": 0,
          "won_output_rows": 600
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 309,
            "1000_2000ms": 1385,
            "100_200ms": 17728,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 919,
            "200_500ms": 6093,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 632,
            "500_1000ms": 2648,
            "50_100ms": 44048,
            "5_10ms": 0,
            "ge30000ms": 24,
            "neg": 0
          },
          "max_ms": 45376,
          "mean_ms": 334.28062234028135,
          "measurable": 73786,
          "min_ms": 72,
          "p50_ms": 94.0,
          "p90_ms": 373.0,
          "p99_ms": 6584.4499999999825,
          "rows": 73786,
          "unmeasurable": 0,
          "won_output_rows": 35
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 4,
            "1000_2000ms": 259,
            "100_200ms": 2982,
            "10_20ms": 2260,
            "1_2ms": 0,
            "2000_5000ms": 214,
            "200_500ms": 1855,
            "20_50ms": 61271,
            "2_5ms": 0,
            "5000_10000ms": 119,
            "500_1000ms": 625,
            "50_100ms": 8623,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 23359,
          "mean_ms": 72.34199355597606,
          "measurable": 78212,
          "min_ms": 17,
          "p50_ms": 25.0,
          "p90_ms": 78.0,
          "p99_ms": 757.8899999999994,
          "rows": 78212,
          "unmeasurable": 0,
          "won_output_rows": 15947
        }
      }
    },
    "market_resolved": {
      "boundary_dropped": 0,
      "class": "FULL",
      "exception_markets": 179,
      "rows_by_domain": {
        "c": 1874,
        "e": 1727,
        "f": 1620,
        "g": 1631,
        "h": 1727
      },
      "rows_c": 1874,
      "rows_e": 1727,
      "rows_f": 1620,
      "rows_g": 1631,
      "rows_h": 1727,
      "rows_joined": 2175,
      "rows_merged": 2175,
      "unique_by_domain": {
        "c": 411,
        "e": 0,
        "f": 0,
        "g": 8,
        "h": 0
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 1,
            "100_200ms": 12,
            "10_20ms": 89,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 10,
            "20_50ms": 49,
            "2_5ms": 499,
            "5000_10000ms": 0,
            "500_1000ms": 2,
            "50_100ms": 25,
            "5_10ms": 781,
            "ge30000ms": 406,
            "neg": 0
          },
          "max_ms": 593512,
          "mean_ms": 68765.51280683032,
          "measurable": 1874,
          "min_ms": 3,
          "p50_ms": 5.0,
          "p90_ms": 312871.20000000123,
          "p99_ms": 513150.0,
          "rows": 1874,
          "unmeasurable": 0,
          "won_output_rows": 1816
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 258,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 70,
            "20_50ms": 1253,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 14,
            "50_100ms": 103,
            "5_10ms": 0,
            "ge30000ms": 29,
            "neg": 0
          },
          "max_ms": 61368,
          "mean_ms": 1053.0828025477706,
          "measurable": 1727,
          "min_ms": 36,
          "p50_ms": 41.0,
          "p90_ms": 129.20000000000027,
          "p99_ms": 58363.22,
          "rows": 1727,
          "unmeasurable": 0,
          "won_output_rows": 58
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 1,
            "100_200ms": 227,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 85,
            "20_50ms": 860,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 17,
            "50_100ms": 401,
            "5_10ms": 0,
            "ge30000ms": 29,
            "neg": 0
          },
          "max_ms": 61377,
          "mean_ms": 1127.5160493827161,
          "measurable": 1620,
          "min_ms": 44,
          "p50_ms": 49.0,
          "p90_ms": 155.20000000000027,
          "p99_ms": 58376.240000000005,
          "rows": 1620,
          "unmeasurable": 0,
          "won_output_rows": 6
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 8,
            "100_200ms": 125,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 1,
            "200_500ms": 227,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 1,
            "500_1000ms": 46,
            "50_100ms": 1216,
            "5_10ms": 0,
            "ge30000ms": 7,
            "neg": 0
          },
          "max_ms": 139443,
          "mean_ms": 722.5769466584917,
          "measurable": 1631,
          "min_ms": 70,
          "p50_ms": 85.0,
          "p90_ms": 245.0,
          "p99_ms": 1000.7000000000091,
          "rows": 1631,
          "unmeasurable": 0,
          "won_output_rows": 9
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 67,
            "10_20ms": 825,
            "1_2ms": 0,
            "2000_5000ms": 1,
            "200_500ms": 31,
            "20_50ms": 674,
            "2_5ms": 0,
            "5000_10000ms": 1,
            "500_1000ms": 4,
            "50_100ms": 124,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 5191,
          "mean_ms": 42.53618992472496,
          "measurable": 1727,
          "min_ms": 15,
          "p50_ms": 20.0,
          "p90_ms": 65.0,
          "p99_ms": 266.96000000000004,
          "rows": 1727,
          "unmeasurable": 0,
          "won_output_rows": 286
        }
      }
    },
    "new_market": {
      "boundary_dropped": 0,
      "class": "FULL",
      "exception_markets": 97,
      "rows_by_domain": {
        "c": 3333,
        "e": 2968,
        "f": 2968,
        "g": 2964,
        "h": 2969
      },
      "rows_c": 3333,
      "rows_e": 2968,
      "rows_f": 2968,
      "rows_g": 2964,
      "rows_h": 2969,
      "rows_joined": 5049,
      "rows_merged": 5049,
      "unique_by_domain": {
        "c": 407,
        "e": 168,
        "f": 203,
        "g": 168,
        "h": 149
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 131,
            "1000_2000ms": 0,
            "100_200ms": 226,
            "10_20ms": 414,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 179,
            "20_50ms": 867,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 0,
            "50_100ms": 545,
            "5_10ms": 61,
            "ge30000ms": 910,
            "neg": 0
          },
          "max_ms": 41364282,
          "mean_ms": 181999.70177017702,
          "measurable": 3333,
          "min_ms": 6,
          "p50_ms": 73.0,
          "p90_ms": 298138.4,
          "p99_ms": 1402840.56,
          "rows": 3333,
          "unmeasurable": 0,
          "won_output_rows": 2330
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 301,
            "1000_2000ms": 0,
            "100_200ms": 784,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 713,
            "20_50ms": 136,
            "2_5ms": 0,
            "5000_10000ms": 1,
            "500_1000ms": 9,
            "50_100ms": 684,
            "5_10ms": 0,
            "ge30000ms": 340,
            "neg": 0
          },
          "max_ms": 5695429,
          "mean_ms": 16306.743261455525,
          "measurable": 2968,
          "min_ms": 41,
          "p50_ms": 178.0,
          "p90_ms": 39399.8000000002,
          "p99_ms": 170170.21,
          "rows": 2968,
          "unmeasurable": 0,
          "won_output_rows": 806
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 210,
            "1000_2000ms": 0,
            "100_200ms": 767,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 904,
            "20_50ms": 17,
            "2_5ms": 0,
            "5000_10000ms": 2,
            "500_1000ms": 62,
            "50_100ms": 616,
            "5_10ms": 0,
            "ge30000ms": 390,
            "neg": 0
          },
          "max_ms": 4655579,
          "mean_ms": 14881.172169811322,
          "measurable": 2968,
          "min_ms": 48,
          "p50_ms": 211.0,
          "p90_ms": 48447.600000000035,
          "p99_ms": 205935.63999999996,
          "rows": 2968,
          "unmeasurable": 0,
          "won_output_rows": 499
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 236,
            "1000_2000ms": 2,
            "100_200ms": 271,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 1349,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 268,
            "50_100ms": 489,
            "5_10ms": 0,
            "ge30000ms": 349,
            "neg": 0
          },
          "max_ms": 14363219,
          "mean_ms": 19853.74527665317,
          "measurable": 2964,
          "min_ms": 75,
          "p50_ms": 320.5,
          "p90_ms": 44293.40000000001,
          "p99_ms": 172120.34999999998,
          "rows": 2964,
          "unmeasurable": 0,
          "won_output_rows": 358
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 208,
            "1000_2000ms": 0,
            "100_200ms": 892,
            "10_20ms": 1,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 491,
            "20_50ms": 512,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 2,
            "50_100ms": 470,
            "5_10ms": 0,
            "ge30000ms": 393,
            "neg": 0
          },
          "max_ms": 27888413,
          "mean_ms": 25331.77972381273,
          "measurable": 2969,
          "min_ms": 19,
          "p50_ms": 157.0,
          "p90_ms": 49132.0000000001,
          "p99_ms": 169178.6,
          "rows": 2969,
          "unmeasurable": 0,
          "won_output_rows": 1056
        }
      }
    },
    "price_change": {
      "boundary_dropped": 5212,
      "class": "FULL",
      "exception_markets": 1893,
      "rows_by_domain": {
        "c": 91098265,
        "e": 112949183,
        "f": 108451297,
        "g": 108462362,
        "h": 113085704
      },
      "rows_c": 91098265,
      "rows_e": 112949183,
      "rows_f": 108451297,
      "rows_g": 108462362,
      "rows_h": 113085704,
      "rows_joined": 113337111,
      "rows_merged": 113331899,
      "unique_by_domain": {
        "c": 19874,
        "e": 1282,
        "f": 9712,
        "g": 2362,
        "h": 1622
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 13098,
            "100_200ms": 1417732,
            "10_20ms": 6754058,
            "1_2ms": 0,
            "2000_5000ms": 2776,
            "200_500ms": 858196,
            "20_50ms": 3737278,
            "2_5ms": 24775435,
            "5000_10000ms": 156,
            "500_1000ms": 91782,
            "50_100ms": 1831630,
            "5_10ms": 51616124,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 7380,
          "mean_ms": 13.881972834499098,
          "measurable": 91098265,
          "min_ms": 2,
          "p50_ms": 5.0,
          "p90_ms": 16.0,
          "p99_ms": 206.0,
          "rows": 91098265,
          "unmeasurable": 0,
          "won_output_rows": 86712304
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 100452,
            "100_200ms": 4786572,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 47928,
            "200_500ms": 3230205,
            "20_50ms": 94217749,
            "2_5ms": 0,
            "5000_10000ms": 1418,
            "500_1000ms": 476676,
            "50_100ms": 10088183,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 5524,
          "mean_ms": 59.37568525838739,
          "measurable": 112949183,
          "min_ms": 35,
          "p50_ms": 41.0,
          "p90_ms": 76.0,
          "p99_ms": 394.0,
          "rows": 112949183,
          "unmeasurable": 0,
          "won_output_rows": 2722958
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 75386,
            "100_200ms": 5438380,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 34850,
            "200_500ms": 3355342,
            "20_50ms": 60942912,
            "2_5ms": 0,
            "5000_10000ms": 4122,
            "500_1000ms": 491389,
            "50_100ms": 38108916,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 5946,
          "mean_ms": 67.59997830178094,
          "measurable": 108451297,
          "min_ms": 43,
          "p50_ms": 49.0,
          "p90_ms": 88.0,
          "p99_ms": 399.0,
          "rows": 108451297,
          "unmeasurable": 0,
          "won_output_rows": 1008513
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 42486,
            "1000_2000ms": 564530,
            "100_200ms": 11856844,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 252566,
            "200_500ms": 6840097,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 113794,
            "500_1000ms": 2173708,
            "50_100ms": 86606237,
            "5_10ms": 0,
            "ge30000ms": 12100,
            "neg": 0
          },
          "max_ms": 45754,
          "mean_ms": 144.45706628627542,
          "measurable": 108462362,
          "min_ms": 70,
          "p50_ms": 85.0,
          "p90_ms": 185.0,
          "p99_ms": 938.0,
          "rows": 108462362,
          "unmeasurable": 0,
          "won_output_rows": 81869
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 16762,
            "1000_2000ms": 216355,
            "100_200ms": 2608461,
            "10_20ms": 62691408,
            "1_2ms": 0,
            "2000_5000ms": 196366,
            "200_500ms": 2146858,
            "20_50ms": 39071032,
            "2_5ms": 0,
            "5000_10000ms": 105296,
            "500_1000ms": 646476,
            "50_100ms": 5381732,
            "5_10ms": 0,
            "ge30000ms": 4958,
            "neg": 0
          },
          "max_ms": 101679,
          "mean_ms": 53.657327278079286,
          "measurable": 113085704,
          "min_ms": 14,
          "p50_ms": 19.0,
          "p90_ms": 50.0,
          "p99_ms": 527.0,
          "rows": 113085704,
          "unmeasurable": 0,
          "won_output_rows": 22806255
        }
      }
    },
    "tick_size_change": {
      "boundary_dropped": 0,
      "class": "FULL",
      "exception_markets": 437,
      "rows_by_domain": {
        "c": 6372,
        "e": 7800,
        "f": 7616,
        "g": 7500,
        "h": 7800
      },
      "rows_c": 6372,
      "rows_e": 7800,
      "rows_f": 7616,
      "rows_g": 7500,
      "rows_h": 7800,
      "rows_joined": 7800,
      "rows_merged": 7800,
      "unique_by_domain": {
        "c": 0,
        "e": 0,
        "f": 0,
        "g": 0,
        "h": 0
      },
      "witness_latency": {
        "c": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 34,
            "10_20ms": 576,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 20,
            "20_50ms": 241,
            "2_5ms": 1619,
            "5000_10000ms": 0,
            "500_1000ms": 0,
            "50_100ms": 88,
            "5_10ms": 3794,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 253,
          "mean_ms": 9.357030759573133,
          "measurable": 6372,
          "min_ms": 3,
          "p50_ms": 5.0,
          "p90_ms": 13.0,
          "p99_ms": 85.0,
          "rows": 6372,
          "unmeasurable": 0,
          "won_output_rows": 6129
        },
        "e": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 238,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 90,
            "20_50ms": 7021,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 24,
            "50_100ms": 427,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 683,
          "mean_ms": 49.37141025641026,
          "measurable": 7800,
          "min_ms": 35,
          "p50_ms": 40.0,
          "p90_ms": 49.0,
          "p99_ms": 258.0,
          "rows": 7800,
          "unmeasurable": 0,
          "won_output_rows": 179
        },
        "f": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 0,
            "100_200ms": 277,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 137,
            "20_50ms": 4857,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 0,
            "50_100ms": 2345,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 486,
          "mean_ms": 57.53886554621849,
          "measurable": 7616,
          "min_ms": 44,
          "p50_ms": 48.0,
          "p90_ms": 64.0,
          "p99_ms": 312.85000000000036,
          "rows": 7616,
          "unmeasurable": 0,
          "won_output_rows": 42
        },
        "g": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 4,
            "1000_2000ms": 0,
            "100_200ms": 519,
            "10_20ms": 0,
            "1_2ms": 0,
            "2000_5000ms": 0,
            "200_500ms": 303,
            "20_50ms": 0,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 89,
            "50_100ms": 6585,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 20676,
          "mean_ms": 111.6252,
          "measurable": 7500,
          "min_ms": 70,
          "p50_ms": 81.0,
          "p90_ms": 111.10000000000036,
          "p99_ms": 552.0,
          "rows": 7500,
          "unmeasurable": 0
        },
        "h": {
          "buckets_ms": {
            "0_1ms": 0,
            "10000_30000ms": 0,
            "1000_2000ms": 8,
            "100_200ms": 132,
            "10_20ms": 4364,
            "1_2ms": 0,
            "2000_5000ms": 12,
            "200_500ms": 139,
            "20_50ms": 2835,
            "2_5ms": 0,
            "5000_10000ms": 0,
            "500_1000ms": 22,
            "50_100ms": 288,
            "5_10ms": 0,
            "ge30000ms": 0,
            "neg": 0
          },
          "max_ms": 2477,
          "mean_ms": 36.877435897435895,
          "measurable": 7800,
          "min_ms": 15,
          "p50_ms": 19.0,
          "p90_ms": 41.0,
          "p99_ms": 365.2800000000061,
          "rows": 7800,
          "unmeasurable": 0,
          "won_output_rows": 1450
        }
      }
    }
  },
  "archive_root": "union-staging",
  "boundary_guard": "cache",
  "bytes": 1402892855,
  "file": "2026-09-06T14.parquet",
  "generated_by": "tools/orderbook_ab/merge_ab.py",
  "hour": "2026-09-06/14",
  "hour_utc": "2026-09-06T14:00:00+00:00",
  "layout": "union-event-sorted-v1",
  "max_sequence": 53761721985210299,
  "merger_git_sha": "fcbb28046152741ae3754e951659977da4c8b36e",
  "min_sequence": 562953485272692,
  "products": {
    "best_bid_ask": {
      "byte_range": [
        4,
        141233317
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "best_bid",
        "best_ask",
        "spread",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53761721985210287,
      "min_sequence": 562953485317902,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 12338676,
      "row_groups": [
        0,
        47
      ],
      "sha256": "c7c32da1be8c8c815279af6d12a0429a41fd29fb6cb661de3f0e127ad9c82aec"
    },
    "book": {
      "byte_range": [
        141233317,
        238696256
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "bids",
        "asks",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53761721985111600,
      "min_sequence": 562953485342957,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 2200246,
      "row_groups": [
        48,
        56
      ],
      "sha256": "6610e3d108148de7ccb72a14cb8ac2ed514c46ab0c4c952bfa84b8fd9c3d6b5f"
    },
    "last_trade_price": {
      "byte_range": [
        238696256,
        243161456
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "price",
        "size",
        "side",
        "fee_rate_bps",
        "transaction_hash",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53761721985111098,
      "min_sequence": 562953486368580,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 78246,
      "row_groups": [
        57,
        57
      ],
      "sha256": "ae796d4af7347200195514aa0c173c3b8bd6abcbe8c479350fd27b0b93be0cde"
    },
    "market_resolved": {
      "byte_range": [
        243161456,
        243445530
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "id",
        "assets_ids",
        "winning_asset_id",
        "winning_outcome",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53761721984028129,
      "min_sequence": 562953486367504,
      "order_by": [
        "market",
        "id",
        "timestamp",
        "sequence"
      ],
      "row_count": 2175,
      "row_groups": [
        58,
        58
      ],
      "sha256": "f37a42b21db7c7fb50c225162670d0df4be9b3c7cb98c6188a8606522a47c843"
    },
    "new_market": {
      "byte_range": [
        243445530,
        243920408
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "id",
        "assets_ids",
        "outcomes",
        "question",
        "slug",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53761721985110815,
      "min_sequence": 562953485775820,
      "order_by": [
        "market",
        "id",
        "timestamp",
        "sequence"
      ],
      "row_count": 5049,
      "row_groups": [
        59,
        59
      ],
      "sha256": "031b05f96d48d8a1a36a1415c9175a4ad4c5f79f700c0ba2efd5a8dc213f2876"
    },
    "price_change": {
      "byte_range": [
        243920408,
        1401152873
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "price",
        "size",
        "side",
        "best_bid",
        "best_ask",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53761721985210299,
      "min_sequence": 562953485272692,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 113331899,
      "row_groups": [
        60,
        492
      ],
      "sha256": "dbbc31ef2510b84e444e1204592c5f8e33421dedce534f72141563da267954b8"
    },
    "tick_size_change": {
      "byte_range": [
        1401152873,
        1401435807
      ],
      "columns": [
        "timestamp_received",
        "sequence",
        "timestamp",
        "market",
        "asset_id",
        "old_tick_size",
        "new_tick_size",
        "witness_set",
        "arrival_skew",
        "source_witness"
      ],
      "max_sequence": 53761721981459809,
      "min_sequence": 562953504032471,
      "order_by": [
        "market",
        "asset_id",
        "timestamp",
        "sequence"
      ],
      "row_count": 7800,
      "row_groups": [
        493,
        493
      ],
      "sha256": "fcbb9f953de39d03fca41f9806e85c1ebaa38b6f544527581c55cccea3800e2f"
    }
  },
  "row_count": 127964091,
  "sequence_note": "sequence and timestamp_received are collector-local provenance; where domains carry the same row, the merge keeps the EARLIEST-RECEIVED copy, equal arrivals breaking by registry order (active: c, h, e, f, g). The winner is per row, not per hour -- each row names its own in source_witness",
  "sha256": "54ecbb9a192d6c503d86c53e0e660bbe0962f3341806e8a9e2ade029c6fb58b4",
  "supersedes": {
    "manifest_sha256": "f7d5b6c88a0ec5cd4a26b9dd855274a02a5c785cd06064786be747438a14699d",
    "reason": "witnesses_added",
    "row_count_before": 127961735,
    "witnesses_before": "chfg"
  },
  "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": "2026-09-06T14.witness_stats.json",
  "witnesses": "chefg",
  "served_verbatim": true,
  "served_note": "This hour is the merger's union file, published byte for byte. Hours before the era cutover are rebuilt here from the seven product files and carry one column fewer."
}
