{
  "active_domains": {
    "domains": [
      "b",
      "c",
      "e",
      "h"
    ],
    "source": "merge_time_registry",
    "status": "recorded"
  },
  "generated_at": "2026-09-02T12:36:14Z",
  "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": "2026-09-02/10",
  "hour_start": "2026-09-02T10:00:00Z",
  "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": 16,
          "100_200ms": 24065,
          "10_20ms": 2575955,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 18431,
          "20_50ms": 258214,
          "2_5ms": 411288,
          "5000_10000ms": 0,
          "500_1000ms": 1975,
          "50_100ms": 57962,
          "5_10ms": 6156391,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 9504297,
        "max_ms": 1342,
        "mean_ms": 9.794774300508497,
        "measurable_rows": 9504297,
        "min_ms": 2,
        "p50_ms": 7.0,
        "p90_ms": 13.0,
        "p99_ms": 52.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 592
      },
      "e": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 10687,
          "1000_2000ms": 29908,
          "100_200ms": 413648,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 27353,
          "200_500ms": 188279,
          "20_50ms": 7900454,
          "2_5ms": 0,
          "5000_10000ms": 18950,
          "500_1000ms": 60865,
          "50_100ms": 842045,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 9492189,
        "max_ms": 21912,
        "mean_ms": 101.85487425503221,
        "measurable_rows": 9492189,
        "min_ms": 32,
        "p50_ms": 42.0,
        "p90_ms": 77.0,
        "p99_ms": 881.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 9492103
      },
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 3684,
          "100_200ms": 61140,
          "10_20ms": 7544462,
          "1_2ms": 0,
          "2000_5000ms": 288,
          "200_500ms": 35423,
          "20_50ms": 1643762,
          "2_5ms": 0,
          "5000_10000ms": 26,
          "500_1000ms": 10134,
          "50_100ms": 204271,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 9503190,
        "max_ms": 6528,
        "mean_ms": 22.673684099760187,
        "measurable_rows": 9503190,
        "min_ms": 13,
        "p50_ms": 17.0,
        "p90_ms": 25.0,
        "p99_ms": 113.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 13293
      },
      "output_rows": 9505988
    },
    "book": {
      "c": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 29948,
          "1000_2000ms": 3958,
          "100_200ms": 2382,
          "10_20ms": 67727,
          "1_2ms": 0,
          "2000_5000ms": 8615,
          "200_500ms": 2886,
          "20_50ms": 13929,
          "2_5ms": 559,
          "5000_10000ms": 11190,
          "500_1000ms": 2264,
          "50_100ms": 4169,
          "5_10ms": 66028,
          "ge30000ms": 239072,
          "neg": 0
        },
        "input_rows": 452727,
        "max_ms": 8253424203,
        "mean_ms": 87766418.85436256,
        "measurable_rows": 452727,
        "min_ms": 3,
        "p50_ms": 41258.0,
        "p90_ms": 13544194.0,
        "p99_ms": 2150201660.179998,
        "unmeasurable_rows": 0,
        "won_output_rows": 201798
      },
      "e": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 29608,
          "1000_2000ms": 10843,
          "100_200ms": 16932,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 17856,
          "200_500ms": 11789,
          "20_50ms": 66409,
          "2_5ms": 0,
          "5000_10000ms": 17106,
          "500_1000ms": 8827,
          "50_100ms": 19873,
          "5_10ms": 0,
          "ge30000ms": 195985,
          "neg": 0
        },
        "input_rows": 395228,
        "max_ms": 8252682357,
        "mean_ms": 73604515.26006255,
        "measurable_rows": 395228,
        "min_ms": 34,
        "p50_ms": 28246.0,
        "p90_ms": 11857051.79999998,
        "p99_ms": 2147408012.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 394736
      },
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 30950,
          "1000_2000ms": 5203,
          "100_200ms": 9847,
          "10_20ms": 39042,
          "1_2ms": 0,
          "2000_5000ms": 8906,
          "200_500ms": 11596,
          "20_50ms": 75305,
          "2_5ms": 0,
          "5000_10000ms": 11534,
          "500_1000ms": 6251,
          "50_100ms": 16285,
          "5_10ms": 0,
          "ge30000ms": 235287,
          "neg": 0
        },
        "input_rows": 450206,
        "max_ms": 8252865711,
        "mean_ms": 88193630.67772976,
        "measurable_rows": 450206,
        "min_ms": 14,
        "p50_ms": 38602.0,
        "p90_ms": 13454101.5,
        "p99_ms": 2154415581.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 243199
      },
      "output_rows": 839733
    },
    "last_trade_price": {
      "c": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 4,
          "100_200ms": 1352,
          "10_20ms": 41761,
          "1_2ms": 0,
          "2000_5000ms": 26,
          "200_500ms": 408,
          "20_50ms": 16380,
          "2_5ms": 0,
          "5000_10000ms": 0,
          "500_1000ms": 16,
          "50_100ms": 3756,
          "5_10ms": 11476,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 75179,
        "max_ms": 4874,
        "mean_ms": 23.946713842961465,
        "measurable_rows": 75179,
        "min_ms": 5,
        "p50_ms": 14.0,
        "p90_ms": 42.0,
        "p99_ms": 161.22000000000116,
        "unmeasurable_rows": 0,
        "won_output_rows": 14
      },
      "e": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 2155,
          "1000_2000ms": 3789,
          "100_200ms": 7080,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 5118,
          "200_500ms": 5439,
          "20_50ms": 24217,
          "2_5ms": 0,
          "5000_10000ms": 3896,
          "500_1000ms": 3439,
          "50_100ms": 18384,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 73517,
        "max_ms": 21940,
        "mean_ms": 1207.927526966552,
        "measurable_rows": 73517,
        "min_ms": 37,
        "p50_ms": 71.0,
        "p90_ms": 3826.0,
        "p99_ms": 16006.639999999927,
        "unmeasurable_rows": 0,
        "won_output_rows": 73517
      },
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 743,
          "100_200ms": 4470,
          "10_20ms": 6494,
          "1_2ms": 0,
          "2000_5000ms": 28,
          "200_500ms": 5054,
          "20_50ms": 48343,
          "2_5ms": 0,
          "5000_10000ms": 0,
          "500_1000ms": 2065,
          "50_100ms": 7981,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 75178,
        "max_ms": 4884,
        "mean_ms": 87.99272393519381,
        "measurable_rows": 75178,
        "min_ms": 16,
        "p50_ms": 25.0,
        "p90_ms": 213.0,
        "p99_ms": 1010.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 1734
      },
      "output_rows": 75265
    },
    "market_resolved": {
      "c": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 0,
          "100_200ms": 10,
          "10_20ms": 355,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 7,
          "20_50ms": 31,
          "2_5ms": 19,
          "5000_10000ms": 0,
          "500_1000ms": 0,
          "50_100ms": 15,
          "5_10ms": 724,
          "ge30000ms": 29,
          "neg": 0
        },
        "input_rows": 1190,
        "max_ms": 60959,
        "mean_ms": 1189.5647058823529,
        "measurable_rows": 1190,
        "min_ms": 4,
        "p50_ms": 8.0,
        "p90_ms": 16.0,
        "p99_ms": 48803.439999999995,
        "unmeasurable_rows": 0,
        "won_output_rows": 10
      },
      "e": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 1,
          "100_200ms": 112,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 86,
          "20_50ms": 878,
          "2_5ms": 0,
          "5000_10000ms": 0,
          "500_1000ms": 29,
          "50_100ms": 40,
          "5_10ms": 0,
          "ge30000ms": 44,
          "neg": 0
        },
        "input_rows": 1190,
        "max_ms": 60302,
        "mean_ms": 1913.0226890756303,
        "measurable_rows": 1190,
        "min_ms": 39,
        "p50_ms": 43.0,
        "p90_ms": 359.40000000000055,
        "p99_ms": 57356.44,
        "unmeasurable_rows": 0,
        "won_output_rows": 1190
      },
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 0,
          "100_200ms": 90,
          "10_20ms": 771,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 23,
          "20_50ms": 228,
          "2_5ms": 0,
          "5000_10000ms": 0,
          "500_1000ms": 2,
          "50_100ms": 37,
          "5_10ms": 0,
          "ge30000ms": 39,
          "neg": 0
        },
        "input_rows": 1190,
        "max_ms": 61071,
        "mean_ms": 1632.3663865546218,
        "measurable_rows": 1190,
        "min_ms": 14,
        "p50_ms": 18.0,
        "p90_ms": 130.0,
        "p99_ms": 58106.439999999995,
        "unmeasurable_rows": 0,
        "won_output_rows": 5
      },
      "output_rows": 1205
    },
    "new_market": {
      "c": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 94,
          "1000_2000ms": 0,
          "100_200ms": 12,
          "10_20ms": 112,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 36,
          "20_50ms": 139,
          "2_5ms": 0,
          "5000_10000ms": 0,
          "500_1000ms": 0,
          "50_100ms": 53,
          "5_10ms": 12,
          "ge30000ms": 3,
          "neg": 0
        },
        "input_rows": 461,
        "max_ms": 100127,
        "mean_ms": 4375.22125813449,
        "measurable_rows": 461,
        "min_ms": 7,
        "p50_ms": 37.0,
        "p90_ms": 20775.0,
        "p99_ms": 27319.399999999972,
        "unmeasurable_rows": 0,
        "won_output_rows": 62
      },
      "e": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 63,
          "1000_2000ms": 0,
          "100_200ms": 110,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 114,
          "20_50ms": 32,
          "2_5ms": 0,
          "5000_10000ms": 1,
          "500_1000ms": 24,
          "50_100ms": 110,
          "5_10ms": 0,
          "ge30000ms": 7,
          "neg": 0
        },
        "input_rows": 461,
        "max_ms": 100278,
        "mean_ms": 3425.286334056399,
        "measurable_rows": 461,
        "min_ms": 43,
        "p50_ms": 185.0,
        "p90_ms": 15116.0,
        "p99_ms": 32533.999999999985,
        "unmeasurable_rows": 0,
        "won_output_rows": 461
      },
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 55,
          "1000_2000ms": 0,
          "100_200ms": 86,
          "10_20ms": 7,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 53,
          "20_50ms": 148,
          "2_5ms": 0,
          "5000_10000ms": 1,
          "500_1000ms": 0,
          "50_100ms": 109,
          "5_10ms": 0,
          "ge30000ms": 2,
          "neg": 0
        },
        "input_rows": 461,
        "max_ms": 57866,
        "mean_ms": 2470.5704989154015,
        "measurable_rows": 461,
        "min_ms": 18,
        "p50_ms": 80.0,
        "p90_ms": 13577.0,
        "p99_ms": 25666.999999999985,
        "unmeasurable_rows": 0,
        "won_output_rows": 123
      },
      "output_rows": 646
    },
    "price_change": {
      "c": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 174,
          "100_200ms": 315216,
          "10_20ms": 28868138,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 248048,
          "20_50ms": 2990968,
          "2_5ms": 3325502,
          "5000_10000ms": 0,
          "500_1000ms": 21034,
          "50_100ms": 722696,
          "5_10ms": 61052348,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 97544124,
        "max_ms": 1645,
        "mean_ms": 10.409854559768254,
        "measurable_rows": 97544124,
        "min_ms": 2,
        "p50_ms": 8.0,
        "p90_ms": 13.0,
        "p99_ms": 63.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 3660
      },
      "e": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 218900,
          "1000_2000ms": 718038,
          "100_200ms": 5624392,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 771174,
          "200_500ms": 2655576,
          "20_50ms": 74795514,
          "2_5ms": 0,
          "5000_10000ms": 527420,
          "500_1000ms": 1025582,
          "50_100ms": 10977566,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 97314162,
        "max_ms": 21941,
        "mean_ms": 170.01678294265125,
        "measurable_rows": 97314162,
        "min_ms": 32,
        "p50_ms": 43.0,
        "p90_ms": 120.0,
        "p99_ms": 3695.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 97313254
      },
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 58178,
          "100_200ms": 954788,
          "10_20ms": 73906140,
          "1_2ms": 0,
          "2000_5000ms": 3564,
          "200_500ms": 666550,
          "20_50ms": 19117266,
          "2_5ms": 0,
          "5000_10000ms": 264,
          "500_1000ms": 180500,
          "50_100ms": 2652044,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 97539294,
        "max_ms": 6548,
        "mean_ms": 25.420191374360368,
        "measurable_rows": 97539294,
        "min_ms": 13,
        "p50_ms": 17.0,
        "p90_ms": 29.0,
        "p99_ms": 185.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 249954
      },
      "output_rows": 97566868
    },
    "tick_size_change": {
      "c": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 0,
          "100_200ms": 4,
          "10_20ms": 1256,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 16,
          "20_50ms": 71,
          "2_5ms": 202,
          "5000_10000ms": 0,
          "500_1000ms": 4,
          "50_100ms": 16,
          "5_10ms": 3115,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 4684,
        "max_ms": 618,
        "mean_ms": 9.578351836037575,
        "measurable_rows": 4684,
        "min_ms": 3,
        "p50_ms": 7.0,
        "p90_ms": 12.0,
        "p99_ms": 31.340000000000146,
        "unmeasurable_rows": 0,
        "won_output_rows": 0
      },
      "e": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 8,
          "100_200ms": 536,
          "10_20ms": 0,
          "1_2ms": 0,
          "2000_5000ms": 0,
          "200_500ms": 51,
          "20_50ms": 3535,
          "2_5ms": 0,
          "5000_10000ms": 8,
          "500_1000ms": 12,
          "50_100ms": 538,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 4688,
        "max_ms": 8311,
        "mean_ms": 75.43046075085324,
        "measurable_rows": 4688,
        "min_ms": 34,
        "p50_ms": 43.0,
        "p90_ms": 108.0,
        "p99_ms": 386.0,
        "unmeasurable_rows": 0,
        "won_output_rows": 4688
      },
      "h": {
        "buckets_ms": {
          "0_1ms": 0,
          "10000_30000ms": 0,
          "1000_2000ms": 0,
          "100_200ms": 25,
          "10_20ms": 3454,
          "1_2ms": 0,
          "2000_5000ms": 8,
          "200_500ms": 20,
          "20_50ms": 1087,
          "2_5ms": 0,
          "5000_10000ms": 0,
          "500_1000ms": 0,
          "50_100ms": 94,
          "5_10ms": 0,
          "ge30000ms": 0,
          "neg": 0
        },
        "input_rows": 4688,
        "max_ms": 2046,
        "mean_ms": 25.690059726962456,
        "measurable_rows": 4688,
        "min_ms": 14,
        "p50_ms": 17.0,
        "p90_ms": 30.0,
        "p99_ms": 110.52000000000044,
        "unmeasurable_rows": 0,
        "won_output_rows": 0
      },
      "output_rows": 4688
    }
  },
  "schema_sha256": "770e9167f47493d2cf167f0512ff9703376d3cb14d84572b759740e75e352456",
  "stats_version": 2,
  "sweep_run_id": null,
  "witnesses": "che"
}
