{
  "active_domains": {
    "domains": [
      "b",
      "c",
      "e",
      "h"
    ],
    "source": "merge_time_registry",
    "status": "recorded"
  },
  "generated_at": "2026-09-02T05:07:25Z",
  "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": "2026-09-01/03",
  "hour_start": "2026-09-01T03:00:00Z",
  "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": 42,
          "100_200ms": 23271,
          "10_20ms": 237192,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 18805,
          "20_50ms": 122000,
          "2_5ms": 5955627,
          "5000_10000ms": 0,
          "500_1000ms": 1162,
          "50_100ms": 37548,
          "5_10ms": 1854075,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 8249722,
        "max_ms": 1592,
        "mean_ms": 6.084988560826655,
        "measurable_rows": 8249722,
        "min_ms": 2,
        "p50_ms": 4.0,
        "p90_ms": 6.0,
        "p99_ms": 48.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 284
      },
      "e": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 3306,
          "1000_2000ms": 28321,
          "100_200ms": 350576,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 29784,
          "200_500ms": 165048,
          "20_50ms": 6885548,
          "2_5ms": 0,
          "5000_10000ms": 18919,
          "500_1000ms": 48747,
          "50_100ms": 702969,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 8233218,
        "max_ms": 20242,
        "mean_ms": 95.44144160885817,
        "measurable_rows": 8233218,
        "min_ms": 36,
        "p50_ms": 42.0,
        "p90_ms": 77.0,
        "p99_ms": 959.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 8233120
      },
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 68,
          "1000_2000ms": 1403,
          "100_200ms": 37487,
          "10_20ms": 7602822,
          "1_2ms": 0,
          "2000_5000ms": 1367,
          "200_500ms": 31982,
          "20_50ms": 460955,
          "2_5ms": 0,
          "5000_10000ms": 594,
          "500_1000ms": 8313,
          "50_100ms": 103440,
          "5_10ms": 895,
          "ge30000ms": 50,
          "neg": 0
        },
        "input_rows": 8249376,
        "max_ms": 51738,
        "mean_ms": 17.665895578041297,
        "measurable_rows": 8249376,
        "min_ms": 9,
        "p50_ms": 12.0,
        "p90_ms": 17.0,
        "p99_ms": 98.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 16666
      },
      "output_rows": 8250070
    },
    "book": {
      "c": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 2428,
          "1000_2000ms": 522,
          "100_200ms": 1321,
          "10_20ms": 14804,
          "1_2ms": 0,
          "2000_5000ms": 1176,
          "200_500ms": 922,
          "20_50ms": 6808,
          "2_5ms": 22971,
          "5000_10000ms": 902,
          "500_1000ms": 274,
          "50_100ms": 2487,
          "5_10ms": 66147,
          "ge30000ms": 18684,
          "neg": 0
        },
        "input_rows": 139446,
        "max_ms": 8139071989,
        "mean_ms": 26762249.3267358,
        "measurable_rows": 139446,
        "min_ms": 2,
        "p50_ms": 7.0,
        "p90_ms": 107063.0,
        "p99_ms": 826396673.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 20741
      },
      "e": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 16059,
          "1000_2000ms": 8621,
          "100_200ms": 12294,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 14464,
          "200_500ms": 9122,
          "20_50ms": 45361,
          "2_5ms": 0,
          "5000_10000ms": 11544,
          "500_1000ms": 7438,
          "50_100ms": 13919,
          "5_10ms": 0,
          "ge30000ms": 99226,
          "neg": 0
        },
        "input_rows": 238048,
        "max_ms": 8140536977,
        "mean_ms": 61016505.38143568,
        "measurable_rows": 238048,
        "min_ms": 38,
        "p50_ms": 8202.0,
        "p90_ms": 6475179.0,
        "p99_ms": 2034013951.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 236098
      },
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 1638,
          "1000_2000ms": 460,
          "100_200ms": 5121,
          "10_20ms": 69466,
          "1_2ms": 0,
          "2000_5000ms": 1042,
          "200_500ms": 6188,
          "20_50ms": 26249,
          "2_5ms": 0,
          "5000_10000ms": 706,
          "500_1000ms": 1788,
          "50_100ms": 6522,
          "5_10ms": 0,
          "ge30000ms": 13760,
          "neg": 0
        },
        "input_rows": 132940,
        "max_ms": 8140696224,
        "mean_ms": 18993358.42242365,
        "measurable_rows": 132940,
        "min_ms": 10,
        "p50_ms": 18.0,
        "p90_ms": 37232.60000000009,
        "p99_ms": 342980607.2299999,
        "unmeasurable_rows": 0,
        "won_output_rows": 18910
      },
      "output_rows": 275749
    },
    "last_trade_price": {
      "c": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 4,
          "100_200ms": 995,
          "10_20ms": 11901,
          "1_2ms": 0,
          "2000_5000ms": 7,
          "200_500ms": 382,
          "20_50ms": 9421,
          "2_5ms": 2,
          "5000_10000ms": 0,
          "500_1000ms": 32,
          "50_100ms": 2188,
          "5_10ms": 31139,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 56071,
        "max_ms": 4361,
        "mean_ms": 19.76351411603146,
        "measurable_rows": 56071,
        "min_ms": 4,
        "p50_ms": 9.0,
        "p90_ms": 37.0,
        "p99_ms": 172.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 8
      },
      "e": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 768,
          "1000_2000ms": 3455,
          "100_200ms": 5147,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 5163,
          "200_500ms": 4016,
          "20_50ms": 17015,
          "2_5ms": 0,
          "5000_10000ms": 3263,
          "500_1000ms": 3236,
          "50_100ms": 12383,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 54446,
        "max_ms": 20236,
        "mean_ms": 1122.5454395180545,
        "measurable_rows": 54446,
        "min_ms": 40,
        "p50_ms": 82.0,
        "p90_ms": 3827.5,
        "p99_ms": 10799.85000000002,
        "unmeasurable_rows": 0,
        "won_output_rows": 54446
      },
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 61,
          "100_200ms": 2703,
          "10_20ms": 31044,
          "1_2ms": 0,
          "2000_5000ms": 11,
          "200_500ms": 3052,
          "20_50ms": 14162,
          "2_5ms": 0,
          "5000_10000ms": 2,
          "500_1000ms": 875,
          "50_100ms": 4068,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 55978,
        "max_ms": 7206,
        "mean_ms": 57.843777912751435,
        "measurable_rows": 55978,
        "min_ms": 11,
        "p50_ms": 18.0,
        "p90_ms": 130.0,
        "p99_ms": 609.4599999999919,
        "unmeasurable_rows": 0,
        "won_output_rows": 1639
      },
      "output_rows": 56093
    },
    "market_resolved": {
      "c": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 8,
          "1000_2000ms": 0,
          "100_200ms": 3,
          "10_20ms": 25,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 2,
          "20_50ms": 18,
          "2_5ms": 449,
          "5000_10000ms": 0,
          "500_1000ms": 0,
          "50_100ms": 0,
          "5_10ms": 181,
          "ge30000ms": 24,
          "neg": 0
        },
        "input_rows": 710,
        "max_ms": 53764,
        "mean_ms": 1963.5676056338027,
        "measurable_rows": 710,
        "min_ms": 2,
        "p50_ms": 4.0,
        "p90_ms": 11.0,
        "p99_ms": 51551.73,
        "unmeasurable_rows": 0,
        "won_output_rows": 0
      },
      "e": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 8,
          "1000_2000ms": 4,
          "100_200ms": 107,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 41,
          "20_50ms": 490,
          "2_5ms": 0,
          "5000_10000ms": 0,
          "500_1000ms": 2,
          "50_100ms": 34,
          "5_10ms": 0,
          "ge30000ms": 24,
          "neg": 0
        },
        "input_rows": 710,
        "max_ms": 55036,
        "mean_ms": 2094.9394366197184,
        "measurable_rows": 710,
        "min_ms": 39,
        "p50_ms": 43.0,
        "p90_ms": 204.0,
        "p99_ms": 52733.73,
        "unmeasurable_rows": 0,
        "won_output_rows": 710
      },
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 8,
          "1000_2000ms": 0,
          "100_200ms": 9,
          "10_20ms": 525,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 2,
          "20_50ms": 101,
          "2_5ms": 0,
          "5000_10000ms": 0,
          "500_1000ms": 1,
          "50_100ms": 40,
          "5_10ms": 0,
          "ge30000ms": 24,
          "neg": 0
        },
        "input_rows": 710,
        "max_ms": 56896,
        "mean_ms": 2117.0605633802816,
        "measurable_rows": 710,
        "min_ms": 10,
        "p50_ms": 12.0,
        "p90_ms": 59.0,
        "p99_ms": 54556.73,
        "unmeasurable_rows": 0,
        "won_output_rows": 0
      },
      "output_rows": 710
    },
    "new_market": {
      "c": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 67,
          "1000_2000ms": 0,
          "100_200ms": 60,
          "10_20ms": 83,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 59,
          "20_50ms": 179,
          "2_5ms": 0,
          "5000_10000ms": 1,
          "500_1000ms": 0,
          "50_100ms": 136,
          "5_10ms": 17,
          "ge30000ms": 17,
          "neg": 0
        },
        "input_rows": 619,
        "max_ms": 67645,
        "mean_ms": 3589.184168012924,
        "measurable_rows": 619,
        "min_ms": 6,
        "p50_ms": 57.0,
        "p90_ms": 18827.000000000004,
        "p99_ms": 38744.46000000001,
        "unmeasurable_rows": 0,
        "won_output_rows": 29
      },
      "e": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 67,
          "1000_2000ms": 0,
          "100_200ms": 140,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 2,
          "200_500ms": 193,
          "20_50ms": 37,
          "2_5ms": 0,
          "5000_10000ms": 1,
          "500_1000ms": 8,
          "50_100ms": 144,
          "5_10ms": 0,
          "ge30000ms": 27,
          "neg": 0
        },
        "input_rows": 619,
        "max_ms": 67507,
        "mean_ms": 4256.515347334411,
        "measurable_rows": 619,
        "min_ms": 42,
        "p50_ms": 193.0,
        "p90_ms": 21028.600000000155,
        "p99_ms": 38015.78,
        "unmeasurable_rows": 0,
        "won_output_rows": 619
      },
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 48,
          "1000_2000ms": 0,
          "100_200ms": 131,
          "10_20ms": 36,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 88,
          "20_50ms": 160,
          "2_5ms": 0,
          "5000_10000ms": 2,
          "500_1000ms": 0,
          "50_100ms": 101,
          "5_10ms": 0,
          "ge30000ms": 53,
          "neg": 0
        },
        "input_rows": 619,
        "max_ms": 60730,
        "mean_ms": 4464.234248788368,
        "measurable_rows": 619,
        "min_ms": 15,
        "p50_ms": 109.0,
        "p90_ms": 24407.600000000006,
        "p99_ms": 35015.92000000001,
        "unmeasurable_rows": 0,
        "won_output_rows": 190
      },
      "output_rows": 838
    },
    "price_change": {
      "c": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 176,
          "100_200ms": 258508,
          "10_20ms": 2582687,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 212670,
          "20_50ms": 1296858,
          "2_5ms": 52916039,
          "5000_10000ms": 0,
          "500_1000ms": 13730,
          "50_100ms": 421518,
          "5_10ms": 20146533,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 77848719,
        "max_ms": 1593,
        "mean_ms": 6.552238939217484,
        "measurable_rows": 77848719,
        "min_ms": 2,
        "p50_ms": 4.0,
        "p90_ms": 7.0,
        "p99_ms": 58.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 28334
      },
      "e": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 84080,
          "1000_2000ms": 615528,
          "100_200ms": 4087370,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 716464,
          "200_500ms": 1985234,
          "20_50ms": 60827024,
          "2_5ms": 0,
          "5000_10000ms": 377288,
          "500_1000ms": 777400,
          "50_100ms": 8071576,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 77541964,
        "max_ms": 20273,
        "mean_ms": 152.28478012241217,
        "measurable_rows": 77541964,
        "min_ms": 36,
        "p50_ms": 42.0,
        "p90_ms": 112.0,
        "p99_ms": 3245.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 77541004
      },
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 424,
          "1000_2000ms": 12174,
          "100_200ms": 501205,
          "10_20ms": 70524477,
          "1_2ms": 0,
          "2000_5000ms": 10320,
          "200_500ms": 433652,
          "20_50ms": 4984547,
          "2_5ms": 0,
          "5000_10000ms": 4606,
          "500_1000ms": 104664,
          "50_100ms": 1181915,
          "5_10ms": 3524,
          "ge30000ms": 260,
          "neg": 0
        },
        "input_rows": 77761768,
        "max_ms": 51738,
        "mean_ms": 18.65396285742886,
        "measurable_rows": 77761768,
        "min_ms": 9,
        "p50_ms": 12.0,
        "p90_ms": 19.0,
        "p99_ms": 141.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 294656
      },
      "output_rows": 77863994
    },
    "tick_size_change": {
      "c": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 0,
          "100_200ms": 4,
          "10_20ms": 91,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 14,
          "20_50ms": 20,
          "2_5ms": 1651,
          "5000_10000ms": 0,
          "500_1000ms": 0,
          "50_100ms": 4,
          "5_10ms": 640,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 2424,
        "max_ms": 358,
        "mean_ms": 6.6712046204620465,
        "measurable_rows": 2424,
        "min_ms": 2,
        "p50_ms": 4.0,
        "p90_ms": 6.0,
        "p99_ms": 44.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 0
      },
      "e": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 0,
          "100_200ms": 87,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 16,
          "200_500ms": 16,
          "20_50ms": 2127,
          "2_5ms": 0,
          "5000_10000ms": 0,
          "500_1000ms": 4,
          "50_100ms": 182,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 2432,
        "max_ms": 3996,
        "mean_ms": 70.3873355263158,
        "measurable_rows": 2432,
        "min_ms": 39,
        "p50_ms": 42.0,
        "p90_ms": 62.90000000000009,
        "p99_ms": 286.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 2432
      },
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 0,
          "100_200ms": 4,
          "10_20ms": 2293,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 4,
          "20_50ms": 119,
          "2_5ms": 0,
          "5000_10000ms": 0,
          "500_1000ms": 0,
          "50_100ms": 12,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 2432,
        "max_ms": 240,
        "mean_ms": 13.697779605263158,
        "measurable_rows": 2432,
        "min_ms": 10,
        "p50_ms": 12.0,
        "p90_ms": 15.0,
        "p99_ms": 44.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 0
      },
      "output_rows": 2432
    }
  },
  "schema_sha256": "770e9167f47493d2cf167f0512ff9703376d3cb14d84572b759740e75e352456",
  "stats_version": 2,
  "sweep_run_id": null,
  "witnesses": "bche"
}