{
  "active_domains": {
    "domains": [
      "c",
      "g",
      "h",
      "i",
      "k"
    ],
    "source": "merge_time_registry",
    "status": "recorded"
  },
  "generated_at": "2026-09-26T00:20:17Z",
  "generation_mode": "merge_time",
  "generator_revision": {
    "git_sha": "fcbb28046152741ae3754e951659977da4c8b36e",
    "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": "2026-09-25/20",
  "hour_start": "2026-09-25T20:00:00Z",
  "merged_by_revision": {
    "git_sha": "fcbb28046152741ae3754e951659977da4c8b36e",
    "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": {
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 1571,
          "1000_2000ms": 15987,
          "100_200ms": 148817,
          "10_20ms": 7556549,
          "1_2ms": 0,
          "2000_5000ms": 17001,
          "200_500ms": 122478,
          "20_50ms": 2044479,
          "2_5ms": 0,
          "5000_10000ms": 7088,
          "500_1000ms": 48034,
          "50_100ms": 518325,
          "5_10ms": 0,
          "ge30000ms": 1418,
          "neg": 0
        },
        "input_rows": 10481747,
        "max_ms": 56699,
        "mean_ms": 50.262637039417186,
        "measurable_rows": 10481747,
        "min_ms": 13,
        "p50_ms": 18.0,
        "p90_ms": 43.0,
        "p99_ms": 430.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 755752
      },
      "i": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 4770,
          "100_200ms": 142250,
          "10_20ms": 4945346,
          "1_2ms": 0,
          "2000_5000ms": 2126,
          "200_500ms": 70923,
          "20_50ms": 4993418,
          "2_5ms": 0,
          "5000_10000ms": 8,
          "500_1000ms": 9539,
          "50_100ms": 314668,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 10483048,
        "max_ms": 5012,
        "mean_ms": 27.35909288977786,
        "measurable_rows": 10483048,
        "min_ms": 15,
        "p50_ms": 20.0,
        "p90_ms": 30.0,
        "p99_ms": 178.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 446810
      },
      "k": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 128,
          "1000_2000ms": 7035,
          "100_200ms": 170609,
          "10_20ms": 9148409,
          "1_2ms": 0,
          "2000_5000ms": 4070,
          "200_500ms": 119410,
          "20_50ms": 769088,
          "2_5ms": 0,
          "5000_10000ms": 601,
          "500_1000ms": 16897,
          "50_100ms": 238170,
          "5_10ms": 7590,
          "ge30000ms": 38,
          "neg": 0
        },
        "input_rows": 10482045,
        "max_ms": 55183,
        "mean_ms": 24.219487037119187,
        "measurable_rows": 10482045,
        "min_ms": 9,
        "p50_ms": 12.0,
        "p90_ms": 24.0,
        "p99_ms": 246.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 9282007
      },
      "output_rows": 10484569
    },
    "book": {
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 12434,
          "1000_2000ms": 2973,
          "100_200ms": 5267,
          "10_20ms": 31012,
          "1_2ms": 0,
          "2000_5000ms": 6635,
          "200_500ms": 5559,
          "20_50ms": 59231,
          "2_5ms": 0,
          "5000_10000ms": 5858,
          "500_1000ms": 2345,
          "50_100ms": 12742,
          "5_10ms": 0,
          "ge30000ms": 190717,
          "neg": 0
        },
        "input_rows": 334773,
        "max_ms": 10276496693,
        "mean_ms": 149851581.3546403,
        "measurable_rows": 334773,
        "min_ms": 14,
        "p50_ms": 133787.0,
        "p90_ms": 275613923.59999996,
        "p99_ms": 2962590307.6399994,
        "unmeasurable_rows": 0,
        "won_output_rows": 183603
      },
      "i": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 2470,
          "1000_2000ms": 2001,
          "100_200ms": 5228,
          "10_20ms": 24473,
          "1_2ms": 0,
          "2000_5000ms": 3418,
          "200_500ms": 4169,
          "20_50ms": 63693,
          "2_5ms": 0,
          "5000_10000ms": 1600,
          "500_1000ms": 2114,
          "50_100ms": 14079,
          "5_10ms": 0,
          "ge30000ms": 42247,
          "neg": 0
        },
        "input_rows": 165492,
        "max_ms": 10276378886,
        "mean_ms": 65903713.28072052,
        "measurable_rows": 165492,
        "min_ms": 16,
        "p50_ms": 38.0,
        "p90_ms": 35553315.0,
        "p99_ms": 1752035379.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 44597
      },
      "k": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 13487,
          "1000_2000ms": 3116,
          "100_200ms": 4896,
          "10_20ms": 74117,
          "1_2ms": 0,
          "2000_5000ms": 7082,
          "200_500ms": 3657,
          "20_50ms": 26182,
          "2_5ms": 0,
          "5000_10000ms": 6018,
          "500_1000ms": 1926,
          "50_100ms": 5871,
          "5_10ms": 4,
          "ge30000ms": 211791,
          "neg": 0
        },
        "input_rows": 358147,
        "max_ms": 10276571326,
        "mean_ms": 150296105.79170844,
        "measurable_rows": 358147,
        "min_ms": 9,
        "p50_ms": 203943.0,
        "p90_ms": 276058120.0,
        "p99_ms": 2962477098.34,
        "unmeasurable_rows": 0,
        "won_output_rows": 287673
      },
      "output_rows": 515873
    },
    "last_trade_price": {
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 30,
          "1000_2000ms": 98,
          "100_200ms": 2278,
          "10_20ms": 28952,
          "1_2ms": 0,
          "2000_5000ms": 56,
          "200_500ms": 2189,
          "20_50ms": 17482,
          "2_5ms": 0,
          "5000_10000ms": 36,
          "500_1000ms": 430,
          "50_100ms": 4772,
          "5_10ms": 0,
          "ge30000ms": 6,
          "neg": 0
        },
        "input_rows": 56329,
        "max_ms": 51611,
        "mean_ms": 70.28012213957287,
        "measurable_rows": 56329,
        "min_ms": 14,
        "p50_ms": 19.0,
        "p90_ms": 87.0,
        "p99_ms": 550.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 4772
      },
      "i": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 297,
          "100_200ms": 2466,
          "10_20ms": 13683,
          "1_2ms": 0,
          "2000_5000ms": 6,
          "200_500ms": 1906,
          "20_50ms": 33121,
          "2_5ms": 0,
          "5000_10000ms": 0,
          "500_1000ms": 838,
          "50_100ms": 3950,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 56267,
        "max_ms": 2287,
        "mean_ms": 58.47859313629659,
        "measurable_rows": 56267,
        "min_ms": 16,
        "p50_ms": 22.0,
        "p90_ms": 97.0,
        "p99_ms": 779.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 2879
      },
      "k": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 48,
          "100_200ms": 1980,
          "10_20ms": 44231,
          "1_2ms": 0,
          "2000_5000ms": 9,
          "200_500ms": 1184,
          "20_50ms": 6215,
          "2_5ms": 0,
          "5000_10000ms": 2,
          "500_1000ms": 148,
          "50_100ms": 2380,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 56197,
        "max_ms": 6823,
        "mean_ms": 31.435966332722387,
        "measurable_rows": 56197,
        "min_ms": 10,
        "p50_ms": 13.0,
        "p90_ms": 51.0,
        "p99_ms": 322.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 48771
      },
      "output_rows": 56422
    },
    "market_resolved": {
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 17,
          "1000_2000ms": 4,
          "100_200ms": 30,
          "10_20ms": 760,
          "1_2ms": 0,
          "2000_5000ms": 2,
          "200_500ms": 17,
          "20_50ms": 256,
          "2_5ms": 0,
          "5000_10000ms": 0,
          "500_1000ms": 6,
          "50_100ms": 119,
          "5_10ms": 0,
          "ge30000ms": 106,
          "neg": 0
        },
        "input_rows": 1317,
        "max_ms": 50480,
        "mean_ms": 3525.8785117691723,
        "measurable_rows": 1317,
        "min_ms": 14,
        "p50_ms": 18.0,
        "p90_ms": 650.8000000000002,
        "p99_ms": 48941.04,
        "unmeasurable_rows": 0,
        "won_output_rows": 94
      },
      "i": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 5,
          "1000_2000ms": 0,
          "100_200ms": 40,
          "10_20ms": 522,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 18,
          "20_50ms": 570,
          "2_5ms": 0,
          "5000_10000ms": 0,
          "500_1000ms": 0,
          "50_100ms": 106,
          "5_10ms": 0,
          "ge30000ms": 56,
          "neg": 0
        },
        "input_rows": 1317,
        "max_ms": 55939,
        "mean_ms": 2215.577828397874,
        "measurable_rows": 1317,
        "min_ms": 16,
        "p50_ms": 20.0,
        "p90_ms": 88.40000000000009,
        "p99_ms": 52774.03999999999,
        "unmeasurable_rows": 0,
        "won_output_rows": 104
      },
      "k": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 42,
          "1000_2000ms": 0,
          "100_200ms": 24,
          "10_20ms": 904,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 25,
          "20_50ms": 216,
          "2_5ms": 0,
          "5000_10000ms": 0,
          "500_1000ms": 4,
          "50_100ms": 21,
          "5_10ms": 0,
          "ge30000ms": 81,
          "neg": 0
        },
        "input_rows": 1317,
        "max_ms": 49400,
        "mean_ms": 3416.7069096431283,
        "measurable_rows": 1317,
        "min_ms": 10,
        "p50_ms": 13.0,
        "p90_ms": 353.4000000000001,
        "p99_ms": 47012.03999999999,
        "unmeasurable_rows": 0,
        "won_output_rows": 1181
      },
      "output_rows": 1379
    },
    "new_market": {
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 234,
          "1000_2000ms": 0,
          "100_200ms": 547,
          "10_20ms": 12,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 431,
          "20_50ms": 513,
          "2_5ms": 0,
          "5000_10000ms": 17,
          "500_1000ms": 48,
          "50_100ms": 441,
          "5_10ms": 0,
          "ge30000ms": 208,
          "neg": 0
        },
        "input_rows": 2451,
        "max_ms": 209643,
        "mean_ms": 9266.512035903712,
        "measurable_rows": 2451,
        "min_ms": 18,
        "p50_ms": 138.0,
        "p90_ms": 25625.0,
        "p99_ms": 133400.5,
        "unmeasurable_rows": 0,
        "won_output_rows": 1144
      },
      "i": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 239,
          "1000_2000ms": 0,
          "100_200ms": 614,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 346,
          "20_50ms": 531,
          "2_5ms": 0,
          "5000_10000ms": 15,
          "500_1000ms": 1,
          "50_100ms": 542,
          "5_10ms": 0,
          "ge30000ms": 163,
          "neg": 0
        },
        "input_rows": 2451,
        "max_ms": 208703,
        "mean_ms": 8038.823337413301,
        "measurable_rows": 2451,
        "min_ms": 21,
        "p50_ms": 115.0,
        "p90_ms": 22972.0,
        "p99_ms": 134507.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 992
      },
      "k": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 208,
          "1000_2000ms": 0,
          "100_200ms": 472,
          "10_20ms": 77,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 459,
          "20_50ms": 502,
          "2_5ms": 0,
          "5000_10000ms": 26,
          "500_1000ms": 7,
          "50_100ms": 539,
          "5_10ms": 0,
          "ge30000ms": 161,
          "neg": 0
        },
        "input_rows": 2451,
        "max_ms": 208988,
        "mean_ms": 7610.340269277845,
        "measurable_rows": 2451,
        "min_ms": 13,
        "p50_ms": 119.0,
        "p90_ms": 21798.0,
        "p99_ms": 129520.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 1094
      },
      "output_rows": 3230
    },
    "price_change": {
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 20898,
          "1000_2000ms": 185940,
          "100_200ms": 1796538,
          "10_20ms": 64809456,
          "1_2ms": 0,
          "2000_5000ms": 145094,
          "200_500ms": 1481648,
          "20_50ms": 20684004,
          "2_5ms": 0,
          "5000_10000ms": 62066,
          "500_1000ms": 489668,
          "50_100ms": 5436712,
          "5_10ms": 0,
          "ge30000ms": 15150,
          "neg": 0
        },
        "input_rows": 95127174,
        "max_ms": 56784,
        "mean_ms": 55.52303614107153,
        "measurable_rows": 95127174,
        "min_ms": 13,
        "p50_ms": 18.0,
        "p90_ms": 50.0,
        "p99_ms": 483.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 7196954
      },
      "i": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 134450,
          "100_200ms": 1737948,
          "10_20ms": 41763118,
          "1_2ms": 0,
          "2000_5000ms": 28292,
          "200_500ms": 1039994,
          "20_50ms": 46354504,
          "2_5ms": 0,
          "5000_10000ms": 82,
          "500_1000ms": 306570,
          "50_100ms": 3769078,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 95134036,
        "max_ms": 5047,
        "mean_ms": 33.08664196691918,
        "measurable_rows": 95134036,
        "min_ms": 15,
        "p50_ms": 20.0,
        "p90_ms": 39.0,
        "p99_ms": 291.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 4457174
      },
      "k": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 1528,
          "1000_2000ms": 88528,
          "100_200ms": 1761922,
          "10_20ms": 80860514,
          "1_2ms": 0,
          "2000_5000ms": 41540,
          "200_500ms": 1142046,
          "20_50ms": 8343392,
          "2_5ms": 0,
          "5000_10000ms": 6158,
          "500_1000ms": 168750,
          "50_100ms": 2663272,
          "5_10ms": 33830,
          "ge30000ms": 1676,
          "neg": 0
        },
        "input_rows": 95113156,
        "max_ms": 58612,
        "mean_ms": 26.70331561703199,
        "measurable_rows": 95113156,
        "min_ms": 9,
        "p50_ms": 13.0,
        "p90_ms": 28.0,
        "p99_ms": 260.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 83508264
      },
      "output_rows": 95162392
    },
    "tick_size_change": {
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 4,
          "1000_2000ms": 12,
          "100_200ms": 140,
          "10_20ms": 2941,
          "1_2ms": 0,
          "2000_5000ms": 8,
          "200_500ms": 138,
          "20_50ms": 971,
          "2_5ms": 0,
          "5000_10000ms": 4,
          "500_1000ms": 52,
          "50_100ms": 318,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 4588,
        "max_ms": 14211,
        "mean_ms": 75.13666085440279,
        "measurable_rows": 4588,
        "min_ms": 14,
        "p50_ms": 18.0,
        "p90_ms": 77.0,
        "p99_ms": 756.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 427
      },
      "i": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 0,
          "100_200ms": 190,
          "10_20ms": 1743,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 116,
          "20_50ms": 2244,
          "2_5ms": 0,
          "5000_10000ms": 0,
          "500_1000ms": 0,
          "50_100ms": 295,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 4588,
        "max_ms": 405,
        "mean_ms": 36.27244986922406,
        "measurable_rows": 4588,
        "min_ms": 16,
        "p50_ms": 20.0,
        "p90_ms": 67.30000000000018,
        "p99_ms": 269.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 370
      },
      "k": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 4,
          "100_200ms": 184,
          "10_20ms": 3650,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 128,
          "20_50ms": 455,
          "2_5ms": 0,
          "5000_10000ms": 0,
          "500_1000ms": 8,
          "50_100ms": 159,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 4588,
        "max_ms": 1720,
        "mean_ms": 32.30470793374019,
        "measurable_rows": 4588,
        "min_ms": 10,
        "p50_ms": 13.0,
        "p90_ms": 56.0,
        "p99_ms": 362.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 3791
      },
      "output_rows": 4588
    }
  },
  "schema_sha256": "806bed2f458859e7b52e25bb7ba8398273f79243da187d231a8c93b05d8679aa",
  "stats_version": 2,
  "sweep_run_id": null,
  "witnesses": "hik"
}