{
  "active_domains": {
    "domains": [
      "b",
      "c",
      "e",
      "h"
    ],
    "source": "merge_time_registry",
    "status": "recorded"
  },
  "generated_at": "2026-09-02T03:14:02Z",
  "generation_mode": "merge_time",
  "generator_revision": {
    "git_sha": "4b62fc9b20e966fbf2a7877895dbf6e0f609dfb6",
    "status": "known"
  },
  "histogram_spec": {
    "finite_edges": [
      0,
      1,
      2,
      5,
      10,
      20,
      50,
      100,
      200,
      500,
      1000,
      2000,
      5000,
      10000,
      30000
    ],
    "interval": "[lower,upper)",
    "overflow": "ge30000: [30000,+inf)",
    "underflow": "neg: all finite values < 0, measurable, counted",
    "unit": "ms",
    "value_classes": "finite -> exactly one bucket (neg included); null/unparsable/non-finite -> unmeasurable_rows, in NO bucket"
  },
  "hour": "2026-08-31/17",
  "hour_start": "2026-08-31T17:00:00Z",
  "merged_by_revision": {
    "git_sha": "4b62fc9b20e966fbf2a7877895dbf6e0f609dfb6",
    "status": "known"
  },
  "metric_definitions": {
    "best_bid_ask": {
      "formula": "receipt_timestamp_minus_venue_timestamp",
      "interpretation": "transport_latency_assumed",
      "unit": "ms",
      "venue_timestamp_kind": "event_emit_assumed"
    },
    "book": {
      "formula": "receipt_timestamp_minus_venue_timestamp",
      "interpretation": "book_staleness",
      "note": "large values mean a quiet book, not slow transport; measured max ~72 days on 2026-08-28/23",
      "unit": "ms",
      "venue_timestamp_kind": "last_book_change"
    },
    "last_trade_price": {
      "formula": "receipt_timestamp_minus_venue_timestamp",
      "interpretation": "transport_latency_assumed",
      "unit": "ms",
      "venue_timestamp_kind": "event_emit_assumed"
    },
    "market_resolved": {
      "formula": "receipt_timestamp_minus_venue_timestamp",
      "interpretation": "transport_latency_assumed",
      "unit": "ms",
      "venue_timestamp_kind": "event_emit_assumed"
    },
    "new_market": {
      "formula": "receipt_timestamp_minus_venue_timestamp",
      "interpretation": "transport_latency_assumed",
      "unit": "ms",
      "venue_timestamp_kind": "event_emit_assumed"
    },
    "price_change": {
      "formula": "receipt_timestamp_minus_venue_timestamp",
      "interpretation": "transport_latency_assumed",
      "unit": "ms",
      "venue_timestamp_kind": "event_emit_assumed"
    },
    "tick_size_change": {
      "formula": "receipt_timestamp_minus_venue_timestamp",
      "interpretation": "transport_latency_assumed",
      "unit": "ms",
      "venue_timestamp_kind": "event_emit_assumed"
    }
  },
  "products": {
    "best_bid_ask": {
      "c": {
        "buckets_ms": {
          "0_1ms": 599428,
          "10000_30000ms": 0,
          "1000_2000ms": 303,
          "100_200ms": 49092,
          "10_20ms": 211734,
          "1_2ms": 1932969,
          "2000_5000ms": 80,
          "200_500ms": 58207,
          "20_50ms": 147871,
          "2_5ms": 4052011,
          "5000_10000ms": 16,
          "500_1000ms": 8938,
          "50_100ms": 56969,
          "5_10ms": 631040,
          "ge30000ms": 0,
          "neg": 30055
        },
        "input_rows": 7778713,
        "max_ms": 6649,
        "mean_ms": 7.429853498901425,
        "measurable_rows": 7778713,
        "min_ms": -1,
        "p50_ms": 2.0,
        "p90_ms": 6.0,
        "p99_ms": 176.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 784
      },
      "e": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 14551,
          "1000_2000ms": 36333,
          "100_200ms": 430380,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 38191,
          "200_500ms": 260315,
          "20_50ms": 5935983,
          "2_5ms": 0,
          "5000_10000ms": 21446,
          "500_1000ms": 90939,
          "50_100ms": 938029,
          "5_10ms": 0,
          "ge30000ms": 48,
          "neg": 0
        },
        "input_rows": 7766215,
        "max_ms": 34072,
        "mean_ms": 136.59643249639626,
        "measurable_rows": 7766215,
        "min_ms": 42,
        "p50_ms": 45.0,
        "p90_ms": 120.0,
        "p99_ms": 1836.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 7766075
      },
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 38,
          "1000_2000ms": 4975,
          "100_200ms": 70557,
          "10_20ms": 6801083,
          "1_2ms": 0,
          "2000_5000ms": 5366,
          "200_500ms": 68121,
          "20_50ms": 629111,
          "2_5ms": 0,
          "5000_10000ms": 1794,
          "500_1000ms": 21370,
          "50_100ms": 167227,
          "5_10ms": 8823,
          "ge30000ms": 16,
          "neg": 0
        },
        "input_rows": 7778481,
        "max_ms": 38836,
        "mean_ms": 25.194786231399164,
        "measurable_rows": 7778481,
        "min_ms": 9,
        "p50_ms": 12.0,
        "p90_ms": 23.0,
        "p99_ms": 259.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 12752
      },
      "output_rows": 7779611
    },
    "book": {
      "c": {
        "buckets_ms": {
          "0_1ms": 1137,
          "10000_30000ms": 6256,
          "1000_2000ms": 1404,
          "100_200ms": 2027,
          "10_20ms": 15656,
          "1_2ms": 7192,
          "2000_5000ms": 3177,
          "200_500ms": 2216,
          "20_50ms": 8232,
          "2_5ms": 61960,
          "5000_10000ms": 2266,
          "500_1000ms": 785,
          "50_100ms": 2698,
          "5_10ms": 50138,
          "ge30000ms": 45646,
          "neg": 23
        },
        "input_rows": 210813,
        "max_ms": 8104456098,
        "mean_ms": 41481313.59987762,
        "measurable_rows": 210813,
        "min_ms": -1,
        "p50_ms": 7.0,
        "p90_ms": 514175.0000000006,
        "p99_ms": 1994844628.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 55734
      },
      "e": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 6909,
          "1000_2000ms": 7663,
          "100_200ms": 16849,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 16005,
          "200_500ms": 11851,
          "20_50ms": 54307,
          "2_5ms": 0,
          "5000_10000ms": 10591,
          "500_1000ms": 7395,
          "50_100ms": 21294,
          "5_10ms": 0,
          "ge30000ms": 18482,
          "neg": 0
        },
        "input_rows": 171346,
        "max_ms": 7966049308,
        "mean_ms": 31227026.231163844,
        "measurable_rows": 171346,
        "min_ms": 42,
        "p50_ms": 148.0,
        "p90_ms": 44529.0,
        "p99_ms": 1446968196.5489798,
        "unmeasurable_rows": 0,
        "won_output_rows": 171346
      },
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 376,
          "1000_2000ms": 716,
          "100_200ms": 7555,
          "10_20ms": 80576,
          "1_2ms": 0,
          "2000_5000ms": 1526,
          "200_500ms": 6586,
          "20_50ms": 42683,
          "2_5ms": 0,
          "5000_10000ms": 256,
          "500_1000ms": 1108,
          "50_100ms": 12279,
          "5_10ms": 0,
          "ge30000ms": 3134,
          "neg": 0
        },
        "input_rows": 156795,
        "max_ms": 7436078935,
        "mean_ms": 4001740.3669823655,
        "measurable_rows": 156795,
        "min_ms": 10,
        "p50_ms": 19.0,
        "p90_ms": 164.0,
        "p99_ms": 433321.42,
        "unmeasurable_rows": 0,
        "won_output_rows": 9852
      },
      "output_rows": 236932
    },
    "last_trade_price": {
      "c": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 10,
          "100_200ms": 1382,
          "10_20ms": 9717,
          "1_2ms": 0,
          "2000_5000ms": 63,
          "200_500ms": 692,
          "20_50ms": 11521,
          "2_5ms": 7607,
          "5000_10000ms": 0,
          "500_1000ms": 84,
          "50_100ms": 2829,
          "5_10ms": 38982,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 72887,
        "max_ms": 4878,
        "mean_ms": 22.393568126003267,
        "measurable_rows": 72887,
        "min_ms": 2,
        "p50_ms": 7.0,
        "p90_ms": 37.0,
        "p99_ms": 217.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 7
      },
      "e": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 2097,
          "1000_2000ms": 3541,
          "100_200ms": 7101,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 6848,
          "200_500ms": 5525,
          "20_50ms": 15692,
          "2_5ms": 0,
          "5000_10000ms": 4442,
          "500_1000ms": 3591,
          "50_100ms": 21554,
          "5_10ms": 0,
          "ge30000ms": 11,
          "neg": 0
        },
        "input_rows": 70402,
        "max_ms": 33689,
        "mean_ms": 1338.6808897474505,
        "measurable_rows": 70402,
        "min_ms": 44,
        "p50_ms": 86.0,
        "p90_ms": 4698.0,
        "p99_ms": 12936.970000000016,
        "unmeasurable_rows": 0,
        "won_output_rows": 70402
      },
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 80,
          "100_200ms": 4115,
          "10_20ms": 38470,
          "1_2ms": 0,
          "2000_5000ms": 119,
          "200_500ms": 3234,
          "20_50ms": 19789,
          "2_5ms": 0,
          "5000_10000ms": 18,
          "500_1000ms": 452,
          "50_100ms": 6639,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 72916,
        "max_ms": 9365,
        "mean_ms": 56.855696966372264,
        "measurable_rows": 72916,
        "min_ms": 11,
        "p50_ms": 19.0,
        "p90_ms": 111.0,
        "p99_ms": 477.8500000000058,
        "unmeasurable_rows": 0,
        "won_output_rows": 2535
      },
      "output_rows": 72944
    },
    "market_resolved": {
      "c": {
        "buckets_ms": {
          "0_1ms": 118,
          "10000_30000ms": 3,
          "1000_2000ms": 0,
          "100_200ms": 3,
          "10_20ms": 29,
          "1_2ms": 230,
          "2000_5000ms": 0,
          "200_500ms": 3,
          "20_50ms": 13,
          "2_5ms": 375,
          "5000_10000ms": 0,
          "500_1000ms": 0,
          "50_100ms": 9,
          "5_10ms": 60,
          "ge30000ms": 16,
          "neg": 4
        },
        "input_rows": 863,
        "max_ms": 51620,
        "mean_ms": 1019.2780996523754,
        "measurable_rows": 863,
        "min_ms": -1,
        "p50_ms": 2.0,
        "p90_ms": 7.0,
        "p99_ms": 49942.42,
        "unmeasurable_rows": 0,
        "won_output_rows": 0
      },
      "e": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 3,
          "1000_2000ms": 2,
          "100_200ms": 50,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 1,
          "200_500ms": 50,
          "20_50ms": 641,
          "2_5ms": 0,
          "5000_10000ms": 0,
          "500_1000ms": 26,
          "50_100ms": 57,
          "5_10ms": 0,
          "ge30000ms": 33,
          "neg": 0
        },
        "input_rows": 863,
        "max_ms": 60878,
        "mean_ms": 2238.0231749710315,
        "measurable_rows": 863,
        "min_ms": 43,
        "p50_ms": 45.0,
        "p90_ms": 336.2000000000003,
        "p99_ms": 60797.03999999999,
        "unmeasurable_rows": 0,
        "won_output_rows": 863
      },
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 3,
          "1000_2000ms": 0,
          "100_200ms": 21,
          "10_20ms": 695,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 7,
          "20_50ms": 85,
          "2_5ms": 0,
          "5000_10000ms": 0,
          "500_1000ms": 1,
          "50_100ms": 35,
          "5_10ms": 0,
          "ge30000ms": 16,
          "neg": 0
        },
        "input_rows": 863,
        "max_ms": 54522,
        "mean_ms": 1098.287369640788,
        "measurable_rows": 863,
        "min_ms": 10,
        "p50_ms": 13.0,
        "p90_ms": 44.80000000000007,
        "p99_ms": 52469.42,
        "unmeasurable_rows": 0,
        "won_output_rows": 17
      },
      "output_rows": 880
    },
    "new_market": {
      "c": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 144,
          "1000_2000ms": 0,
          "100_200ms": 115,
          "10_20ms": 133,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 254,
          "20_50ms": 361,
          "2_5ms": 3,
          "5000_10000ms": 2,
          "500_1000ms": 0,
          "50_100ms": 368,
          "5_10ms": 56,
          "ge30000ms": 109,
          "neg": 0
        },
        "input_rows": 1545,
        "max_ms": 89465,
        "mean_ms": 6285.445307443366,
        "measurable_rows": 1545,
        "min_ms": 3,
        "p50_ms": 76.0,
        "p90_ms": 21760.800000000007,
        "p99_ms": 82240.44,
        "unmeasurable_rows": 0,
        "won_output_rows": 84
      },
      "e": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 218,
          "1000_2000ms": 0,
          "100_200ms": 267,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 654,
          "20_50ms": 32,
          "2_5ms": 0,
          "5000_10000ms": 3,
          "500_1000ms": 66,
          "50_100ms": 170,
          "5_10ms": 0,
          "ge30000ms": 135,
          "neg": 0
        },
        "input_rows": 1545,
        "max_ms": 139525,
        "mean_ms": 8656.729449838187,
        "measurable_rows": 1545,
        "min_ms": 47,
        "p50_ms": 264.0,
        "p90_ms": 25757.40000000001,
        "p99_ms": 83116.72,
        "unmeasurable_rows": 0,
        "won_output_rows": 1545
      },
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 150,
          "1000_2000ms": 0,
          "100_200ms": 474,
          "10_20ms": 43,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 203,
          "20_50ms": 210,
          "2_5ms": 0,
          "5000_10000ms": 0,
          "500_1000ms": 1,
          "50_100ms": 310,
          "5_10ms": 0,
          "ge30000ms": 154,
          "neg": 0
        },
        "input_rows": 1545,
        "max_ms": 95380,
        "mean_ms": 8542.020064724918,
        "measurable_rows": 1545,
        "min_ms": 14,
        "p50_ms": 136.0,
        "p90_ms": 29862.60000000004,
        "p99_ms": 85068.07999999999,
        "unmeasurable_rows": 0,
        "won_output_rows": 420
      },
      "output_rows": 2049
    },
    "price_change": {
      "c": {
        "buckets_ms": {
          "0_1ms": 5319898,
          "10000_30000ms": 0,
          "1000_2000ms": 5760,
          "100_200ms": 628176,
          "10_20ms": 2594082,
          "1_2ms": 18509696,
          "2000_5000ms": 466,
          "200_500ms": 745608,
          "20_50ms": 1772912,
          "2_5ms": 45133286,
          "5000_10000ms": 126,
          "500_1000ms": 120376,
          "50_100ms": 722816,
          "5_10ms": 7652142,
          "ge30000ms": 0,
          "neg": 224104
        },
        "input_rows": 83429448,
        "max_ms": 6746,
        "mean_ms": 8.607397546247698,
        "measurable_rows": 83429448,
        "min_ms": -2,
        "p50_ms": 2.0,
        "p90_ms": 7.0,
        "p99_ms": 207.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 78966
      },
      "e": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 339638,
          "1000_2000ms": 871594,
          "100_200ms": 6123359,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 1121166,
          "200_500ms": 3651406,
          "20_50ms": 56731898,
          "2_5ms": 0,
          "5000_10000ms": 729750,
          "500_1000ms": 1509358,
          "50_100ms": 11870208,
          "5_10ms": 0,
          "ge30000ms": 1474,
          "neg": 0
        },
        "input_rows": 82949851,
        "max_ms": 34178,
        "mean_ms": 253.51042601631679,
        "measurable_rows": 82949851,
        "min_ms": 42,
        "p50_ms": 45.0,
        "p90_ms": 197.0,
        "p99_ms": 6236.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 82948573
      },
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 338,
          "1000_2000ms": 57422,
          "100_200ms": 1051857,
          "10_20ms": 70934250,
          "1_2ms": 0,
          "2000_5000ms": 48752,
          "200_500ms": 960353,
          "20_50ms": 7699644,
          "2_5ms": 0,
          "5000_10000ms": 15684,
          "500_1000ms": 267637,
          "50_100ms": 2187457,
          "5_10ms": 58574,
          "ge30000ms": 56,
          "neg": 0
        },
        "input_rows": 83282024,
        "max_ms": 38836,
        "mean_ms": 26.69872221165038,
        "measurable_rows": 83282024,
        "min_ms": 9,
        "p50_ms": 12.0,
        "p90_ms": 27.0,
        "p99_ms": 297.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 409465
      },
      "output_rows": 83437004
    },
    "tick_size_change": {
      "c": {
        "buckets_ms": {
          "0_1ms": 412,
          "10000_30000ms": 0,
          "1000_2000ms": 0,
          "100_200ms": 5,
          "10_20ms": 100,
          "1_2ms": 1378,
          "2000_5000ms": 0,
          "200_500ms": 5,
          "20_50ms": 72,
          "2_5ms": 2536,
          "5000_10000ms": 0,
          "500_1000ms": 0,
          "50_100ms": 8,
          "5_10ms": 347,
          "ge30000ms": 0,
          "neg": 29
        },
        "input_rows": 4892,
        "max_ms": 230,
        "mean_ms": 3.2134096484055603,
        "measurable_rows": 4892,
        "min_ms": -1,
        "p50_ms": 2.0,
        "p90_ms": 5.0,
        "p99_ms": 30.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 0
      },
      "e": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 8,
          "1000_2000ms": 4,
          "100_200ms": 605,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 46,
          "20_50ms": 3642,
          "2_5ms": 0,
          "5000_10000ms": 4,
          "500_1000ms": 5,
          "50_100ms": 578,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 4892,
        "max_ms": 15686,
        "mean_ms": 91.9948896156991,
        "measurable_rows": 4892,
        "min_ms": 42,
        "p50_ms": 45.0,
        "p90_ms": 113.0,
        "p99_ms": 226.1800000000003,
        "unmeasurable_rows": 0,
        "won_output_rows": 4892
      },
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 0,
          "100_200ms": 44,
          "10_20ms": 4357,
          "1_2ms": 0,
          "2000_5000ms": 4,
          "200_500ms": 4,
          "20_50ms": 409,
          "2_5ms": 0,
          "5000_10000ms": 0,
          "500_1000ms": 0,
          "50_100ms": 72,
          "5_10ms": 2,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 4892,
        "max_ms": 2779,
        "mean_ms": 18.253270645952576,
        "measurable_rows": 4892,
        "min_ms": 9,
        "p50_ms": 12.0,
        "p90_ms": 21.0,
        "p99_ms": 101.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 0
      },
      "output_rows": 4892
    }
  },
  "schema_sha256": "770e9167f47493d2cf167f0512ff9703376d3cb14d84572b759740e75e352456",
  "stats_version": 2,
  "sweep_run_id": null,
  "witnesses": "bche"
}