{
  "active_domains": {
    "domains": [
      "b",
      "c",
      "e",
      "h"
    ],
    "source": "merge_time_registry",
    "status": "recorded"
  },
  "generated_at": "2026-09-01T16:56:28Z",
  "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": "2026-09-01/12",
  "hour_start": "2026-09-01T12:00:00Z",
  "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": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 216,
          "100_200ms": 22065,
          "10_20ms": 192427,
          "1_2ms": 619,
          "2000_5000ms": 4,
          "200_500ms": 23738,
          "20_50ms": 108457,
          "2_5ms": 3102729,
          "5000_10000ms": 4,
          "500_1000ms": 3929,
          "50_100ms": 31748,
          "5_10ms": 1753378,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 5239314,
        "max_ms": 8945,
        "mean_ms": 7.9942864657472334,
        "measurable_rows": 5239314,
        "min_ms": 1,
        "p50_ms": 4.0,
        "p90_ms": 8.0,
        "p99_ms": 93.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 810
      },
      "e": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 12251,
          "1000_2000ms": 31955,
          "100_200ms": 300880,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 33493,
          "200_500ms": 160125,
          "20_50ms": 4103392,
          "2_5ms": 0,
          "5000_10000ms": 29799,
          "500_1000ms": 52554,
          "50_100ms": 480951,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 5205400,
        "max_ms": 22864,
        "mean_ms": 165.4059680331963,
        "measurable_rows": 5205400,
        "min_ms": 35,
        "p50_ms": 43.0,
        "p90_ms": 123.0,
        "p99_ms": 3879.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 5205364
      },
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 2,
          "1000_2000ms": 7417,
          "100_200ms": 49639,
          "10_20ms": 3572873,
          "1_2ms": 0,
          "2000_5000ms": 3962,
          "200_500ms": 42788,
          "20_50ms": 1409903,
          "2_5ms": 0,
          "5000_10000ms": 1010,
          "500_1000ms": 18546,
          "50_100ms": 131960,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 5238100,
        "max_ms": 17153,
        "mean_ms": 32.10980794562914,
        "measurable_rows": 5238100,
        "min_ms": 15,
        "p50_ms": 18.0,
        "p90_ms": 29.0,
        "p99_ms": 301.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 33820
      },
      "output_rows": 5239994
    },
    "book": {
      "c": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 16972,
          "1000_2000ms": 2274,
          "100_200ms": 2705,
          "10_20ms": 21480,
          "1_2ms": 0,
          "2000_5000ms": 5125,
          "200_500ms": 3009,
          "20_50ms": 9557,
          "2_5ms": 18077,
          "5000_10000ms": 6064,
          "500_1000ms": 1674,
          "50_100ms": 3585,
          "5_10ms": 79933,
          "ge30000ms": 138145,
          "neg": 0
        },
        "input_rows": 308600,
        "max_ms": 8172738218,
        "mean_ms": 81704502.98902787,
        "measurable_rows": 308600,
        "min_ms": 2,
        "p50_ms": 10778.0,
        "p90_ms": 12784665.800000023,
        "p99_ms": 2069250271.94,
        "unmeasurable_rows": 0,
        "won_output_rows": 121043
      },
      "e": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 19752,
          "1000_2000ms": 8756,
          "100_200ms": 13455,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 15357,
          "200_500ms": 10405,
          "20_50ms": 49354,
          "2_5ms": 0,
          "5000_10000ms": 16394,
          "500_1000ms": 7566,
          "50_100ms": 14587,
          "5_10ms": 0,
          "ge30000ms": 129567,
          "neg": 0
        },
        "input_rows": 285193,
        "max_ms": 8173269184,
        "mean_ms": 97568153.8223624,
        "measurable_rows": 285193,
        "min_ms": 36,
        "p50_ms": 13752.0,
        "p90_ms": 13394750.0,
        "p99_ms": 2592450487.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 284639
      },
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 21566,
          "1000_2000ms": 5912,
          "100_200ms": 8850,
          "10_20ms": 14568,
          "1_2ms": 0,
          "2000_5000ms": 7606,
          "200_500ms": 10934,
          "20_50ms": 76385,
          "2_5ms": 0,
          "5000_10000ms": 8158,
          "500_1000ms": 8271,
          "50_100ms": 15772,
          "5_10ms": 0,
          "ge30000ms": 174236,
          "neg": 0
        },
        "input_rows": 352258,
        "max_ms": 8174204558,
        "mean_ms": 90514381.29835235,
        "measurable_rows": 352258,
        "min_ms": 16,
        "p50_ms": 27836.0,
        "p90_ms": 14946848.29999999,
        "p99_ms": 2069961573.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 193042
      },
      "output_rows": 598724
    },
    "last_trade_price": {
      "c": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 3,
          "100_200ms": 1672,
          "10_20ms": 16282,
          "1_2ms": 0,
          "2000_5000ms": 23,
          "200_500ms": 848,
          "20_50ms": 11580,
          "2_5ms": 27,
          "5000_10000ms": 0,
          "500_1000ms": 143,
          "50_100ms": 3047,
          "5_10ms": 32864,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 66489,
        "max_ms": 4984,
        "mean_ms": 25.23841537697965,
        "measurable_rows": 66489,
        "min_ms": 4,
        "p50_ms": 10.0,
        "p90_ms": 44.0,
        "p99_ms": 250.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 62
      },
      "e": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 2181,
          "1000_2000ms": 3545,
          "100_200ms": 5696,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 5127,
          "200_500ms": 4591,
          "20_50ms": 18231,
          "2_5ms": 0,
          "5000_10000ms": 5120,
          "500_1000ms": 3293,
          "50_100ms": 13276,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 61060,
        "max_ms": 22736,
        "mean_ms": 1551.123075663282,
        "measurable_rows": 61060,
        "min_ms": 38,
        "p50_ms": 91.0,
        "p90_ms": 5870.0999999999985,
        "p99_ms": 14832.099999999962,
        "unmeasurable_rows": 0,
        "won_output_rows": 61060
      },
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 1604,
          "100_200ms": 4239,
          "10_20ms": 1071,
          "1_2ms": 0,
          "2000_5000ms": 768,
          "200_500ms": 4976,
          "20_50ms": 43064,
          "2_5ms": 0,
          "5000_10000ms": 204,
          "500_1000ms": 3555,
          "50_100ms": 6915,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 66396,
        "max_ms": 6528,
        "mean_ms": 179.1139827700464,
        "measurable_rows": 66396,
        "min_ms": 17,
        "p50_ms": 29.0,
        "p90_ms": 460.0,
        "p99_ms": 2199.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 5421
      },
      "output_rows": 66543
    },
    "market_resolved": {
      "c": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 0,
          "100_200ms": 7,
          "10_20ms": 48,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 3,
          "20_50ms": 24,
          "2_5ms": 599,
          "5000_10000ms": 0,
          "500_1000ms": 0,
          "50_100ms": 6,
          "5_10ms": 300,
          "ge30000ms": 34,
          "neg": 0
        },
        "input_rows": 1021,
        "max_ms": 51039,
        "mean_ms": 1617.7051909892261,
        "measurable_rows": 1021,
        "min_ms": 2,
        "p50_ms": 4.0,
        "p90_ms": 12.0,
        "p99_ms": 49706.4,
        "unmeasurable_rows": 0,
        "won_output_rows": 0
      },
      "e": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 13,
          "100_200ms": 79,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 51,
          "20_50ms": 745,
          "2_5ms": 0,
          "5000_10000ms": 7,
          "500_1000ms": 24,
          "50_100ms": 58,
          "5_10ms": 0,
          "ge30000ms": 44,
          "neg": 0
        },
        "input_rows": 1021,
        "max_ms": 59768,
        "mean_ms": 2208.7257590597455,
        "measurable_rows": 1021,
        "min_ms": 37,
        "p50_ms": 43.0,
        "p90_ms": 438.0,
        "p99_ms": 46972.99999999994,
        "unmeasurable_rows": 0,
        "won_output_rows": 1021
      },
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 0,
          "100_200ms": 48,
          "10_20ms": 604,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 19,
          "20_50ms": 262,
          "2_5ms": 0,
          "5000_10000ms": 0,
          "500_1000ms": 5,
          "50_100ms": 49,
          "5_10ms": 0,
          "ge30000ms": 34,
          "neg": 0
        },
        "input_rows": 1021,
        "max_ms": 53586,
        "mean_ms": 1714.3692458374144,
        "measurable_rows": 1021,
        "min_ms": 15,
        "p50_ms": 19.0,
        "p90_ms": 109.0,
        "p99_ms": 51804.399999999994,
        "unmeasurable_rows": 0,
        "won_output_rows": 10
      },
      "output_rows": 1031
    },
    "new_market": {
      "c": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 75,
          "1000_2000ms": 0,
          "100_200ms": 26,
          "10_20ms": 76,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 123,
          "20_50ms": 151,
          "2_5ms": 0,
          "5000_10000ms": 0,
          "500_1000ms": 4,
          "50_100ms": 139,
          "5_10ms": 24,
          "ge30000ms": 2,
          "neg": 0
        },
        "input_rows": 620,
        "max_ms": 83574,
        "mean_ms": 2515.391935483871,
        "measurable_rows": 620,
        "min_ms": 6,
        "p50_ms": 62.5,
        "p90_ms": 15573.600000000002,
        "p99_ms": 25019.17,
        "unmeasurable_rows": 0,
        "won_output_rows": 57
      },
      "e": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 98,
          "1000_2000ms": 0,
          "100_200ms": 88,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 253,
          "20_50ms": 25,
          "2_5ms": 0,
          "5000_10000ms": 0,
          "500_1000ms": 33,
          "50_100ms": 121,
          "5_10ms": 0,
          "ge30000ms": 2,
          "neg": 0
        },
        "input_rows": 620,
        "max_ms": 97734,
        "mean_ms": 3438.9290322580646,
        "measurable_rows": 620,
        "min_ms": 43,
        "p50_ms": 237.5,
        "p90_ms": 17558.4,
        "p99_ms": 24356.6,
        "unmeasurable_rows": 0,
        "won_output_rows": 620
      },
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 55,
          "1000_2000ms": 0,
          "100_200ms": 147,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 147,
          "20_50ms": 145,
          "2_5ms": 0,
          "5000_10000ms": 1,
          "500_1000ms": 8,
          "50_100ms": 113,
          "5_10ms": 0,
          "ge30000ms": 4,
          "neg": 0
        },
        "input_rows": 620,
        "max_ms": 100485,
        "mean_ms": 2053.451612903226,
        "measurable_rows": 620,
        "min_ms": 20,
        "p50_ms": 124.5,
        "p90_ms": 596.8000000000011,
        "p99_ms": 22167.429999999964,
        "unmeasurable_rows": 0,
        "won_output_rows": 144
      },
      "output_rows": 821
    },
    "price_change": {
      "c": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 5394,
          "100_200ms": 395690,
          "10_20ms": 3090864,
          "1_2ms": 4902,
          "2000_5000ms": 100,
          "200_500ms": 409114,
          "20_50ms": 1629038,
          "2_5ms": 43767612,
          "5000_10000ms": 154,
          "500_1000ms": 62974,
          "50_100ms": 551164,
          "5_10ms": 27487922,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 77404928,
        "max_ms": 9767,
        "mean_ms": 8.586218128127449,
        "measurable_rows": 77404928,
        "min_ms": 1,
        "p50_ms": 4.0,
        "p90_ms": 8.0,
        "p99_ms": 118.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 8132
      },
      "e": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 282252,
          "1000_2000ms": 724132,
          "100_200ms": 5031010,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 915982,
          "200_500ms": 2591532,
          "20_50ms": 56655750,
          "2_5ms": 0,
          "5000_10000ms": 770328,
          "500_1000ms": 1022354,
          "50_100ms": 8585106,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 76578446,
        "max_ms": 22924,
        "mean_ms": 241.77017386850602,
        "measurable_rows": 76578446,
        "min_ms": 35,
        "p50_ms": 43.0,
        "p90_ms": 156.0,
        "p99_ms": 6439.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 76577658
      },
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 504,
          "1000_2000ms": 163040,
          "100_200ms": 977982,
          "10_20ms": 50358192,
          "1_2ms": 0,
          "2000_5000ms": 70164,
          "200_500ms": 920234,
          "20_50ms": 22228264,
          "2_5ms": 0,
          "5000_10000ms": 19348,
          "500_1000ms": 406762,
          "50_100ms": 2242614,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 77387104,
        "max_ms": 29716,
        "mean_ms": 37.010673768073815,
        "measurable_rows": 77387104,
        "min_ms": 15,
        "p50_ms": 19.0,
        "p90_ms": 34.0,
        "p99_ms": 437.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 834300
      },
      "output_rows": 77420090
    },
    "tick_size_change": {
      "c": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 0,
          "100_200ms": 12,
          "10_20ms": 91,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 12,
          "20_50ms": 51,
          "2_5ms": 1655,
          "5000_10000ms": 0,
          "500_1000ms": 0,
          "50_100ms": 0,
          "5_10ms": 1083,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 2904,
        "max_ms": 275,
        "mean_ms": 6.836776859504132,
        "measurable_rows": 2904,
        "min_ms": 2,
        "p50_ms": 4.0,
        "p90_ms": 7.0,
        "p99_ms": 41.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 0
      },
      "e": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 0,
          "100_200ms": 323,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 4,
          "200_500ms": 63,
          "20_50ms": 2240,
          "2_5ms": 0,
          "5000_10000ms": 0,
          "500_1000ms": 36,
          "50_100ms": 230,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 2896,
        "max_ms": 2787,
        "mean_ms": 72.1350138121547,
        "measurable_rows": 2896,
        "min_ms": 37,
        "p50_ms": 43.0,
        "p90_ms": 119.0,
        "p99_ms": 569.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 2896
      },
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 0,
          "100_200ms": 36,
          "10_20ms": 1919,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 19,
          "20_50ms": 866,
          "2_5ms": 0,
          "5000_10000ms": 4,
          "500_1000ms": 0,
          "50_100ms": 60,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 2904,
        "max_ms": 5619,
        "mean_ms": 32.10468319559229,
        "measurable_rows": 2904,
        "min_ms": 15,
        "p50_ms": 19.0,
        "p90_ms": 33.0,
        "p99_ms": 164.9099999999994,
        "unmeasurable_rows": 0,
        "won_output_rows": 8
      },
      "output_rows": 2904
    }
  },
  "schema_sha256": "770e9167f47493d2cf167f0512ff9703376d3cb14d84572b759740e75e352456",
  "stats_version": 2,
  "sweep_run_id": null,
  "witnesses": "bche"
}
