{
  "cutoff_exclusive": "2026-10-15T00:00:00+00:00",
  "input_sha256": {
    "fill_depth_mlb.jsonl": "d27e35d1745e1a560799596e44edc111bc5c19b17d8c7000d411dc61a81934df",
    "fill_depth_nfl.jsonl": "866d8682ed8cca9aaeb651cce30da25e0f6c95cbfbf16bbb04072490af755e67"
  },
  "observations": 2872,
  "unique_signals": 359,
  "first_observed": "2026-08-30T18:43:16.762919+00:00",
  "last_observed": "2026-10-14T02:21:44.453595+00:00",
  "excluded": {
    "synthetic_snapshots": 16
  },
  "summary": [
    {
      "sport": "mlb",
      "scheduled_offset_s": 0,
      "snapshots": 296,
      "eligible_active_snapshots": 296,
      "with_ask": 295,
      "without_ask": 1,
      "ask_above_logged_price": 88,
      "ask_above_logged_price_pct_of_quoted": 29.83,
      "at_least_one_visible_contract_at_logged_price": 206,
      "visible_depth_pct_of_eligible": 69.59,
      "median_seconds_after_alert": 2.19
    },
    {
      "sport": "mlb",
      "scheduled_offset_s": 15,
      "snapshots": 296,
      "eligible_active_snapshots": 296,
      "with_ask": 295,
      "without_ask": 1,
      "ask_above_logged_price": 114,
      "ask_above_logged_price_pct_of_quoted": 38.64,
      "at_least_one_visible_contract_at_logged_price": 180,
      "visible_depth_pct_of_eligible": 60.81,
      "median_seconds_after_alert": 16.6
    },
    {
      "sport": "mlb",
      "scheduled_offset_s": 30,
      "snapshots": 296,
      "eligible_active_snapshots": 296,
      "with_ask": 294,
      "without_ask": 2,
      "ask_above_logged_price": 117,
      "ask_above_logged_price_pct_of_quoted": 39.8,
      "at_least_one_visible_contract_at_logged_price": 177,
      "visible_depth_pct_of_eligible": 59.8,
      "median_seconds_after_alert": 31.59
    },
    {
      "sport": "mlb",
      "scheduled_offset_s": 60,
      "snapshots": 296,
      "eligible_active_snapshots": 296,
      "with_ask": 290,
      "without_ask": 6,
      "ask_above_logged_price": 136,
      "ask_above_logged_price_pct_of_quoted": 46.9,
      "at_least_one_visible_contract_at_logged_price": 153,
      "visible_depth_pct_of_eligible": 51.69,
      "median_seconds_after_alert": 61.65
    },
    {
      "sport": "mlb",
      "scheduled_offset_s": 90,
      "snapshots": 296,
      "eligible_active_snapshots": 296,
      "with_ask": 288,
      "without_ask": 8,
      "ask_above_logged_price": 142,
      "ask_above_logged_price_pct_of_quoted": 49.31,
      "at_least_one_visible_contract_at_logged_price": 145,
      "visible_depth_pct_of_eligible": 48.99,
      "median_seconds_after_alert": 91.57
    },
    {
      "sport": "mlb",
      "scheduled_offset_s": 120,
      "snapshots": 296,
      "eligible_active_snapshots": 296,
      "with_ask": 285,
      "without_ask": 11,
      "ask_above_logged_price": 141,
      "ask_above_logged_price_pct_of_quoted": 49.47,
      "at_least_one_visible_contract_at_logged_price": 143,
      "visible_depth_pct_of_eligible": 48.31,
      "median_seconds_after_alert": 121.65
    },
    {
      "sport": "mlb",
      "scheduled_offset_s": 180,
      "snapshots": 296,
      "eligible_active_snapshots": 295,
      "with_ask": 282,
      "without_ask": 13,
      "ask_above_logged_price": 142,
      "ask_above_logged_price_pct_of_quoted": 50.35,
      "at_least_one_visible_contract_at_logged_price": 140,
      "visible_depth_pct_of_eligible": 47.46,
      "median_seconds_after_alert": 181.59
    },
    {
      "sport": "mlb",
      "scheduled_offset_s": 300,
      "snapshots": 296,
      "eligible_active_snapshots": 291,
      "with_ask": 270,
      "without_ask": 21,
      "ask_above_logged_price": 148,
      "ask_above_logged_price_pct_of_quoted": 54.81,
      "at_least_one_visible_contract_at_logged_price": 122,
      "visible_depth_pct_of_eligible": 41.92,
      "median_seconds_after_alert": 301.62
    },
    {
      "sport": "nfl",
      "scheduled_offset_s": 0,
      "snapshots": 63,
      "eligible_active_snapshots": 63,
      "with_ask": 62,
      "without_ask": 1,
      "ask_above_logged_price": 22,
      "ask_above_logged_price_pct_of_quoted": 35.48,
      "at_least_one_visible_contract_at_logged_price": 40,
      "visible_depth_pct_of_eligible": 63.49,
      "median_seconds_after_alert": 1.42
    },
    {
      "sport": "nfl",
      "scheduled_offset_s": 15,
      "snapshots": 63,
      "eligible_active_snapshots": 63,
      "with_ask": 62,
      "without_ask": 1,
      "ask_above_logged_price": 27,
      "ask_above_logged_price_pct_of_quoted": 43.55,
      "at_least_one_visible_contract_at_logged_price": 35,
      "visible_depth_pct_of_eligible": 55.56,
      "median_seconds_after_alert": 16.03
    },
    {
      "sport": "nfl",
      "scheduled_offset_s": 30,
      "snapshots": 63,
      "eligible_active_snapshots": 63,
      "with_ask": 62,
      "without_ask": 1,
      "ask_above_logged_price": 26,
      "ask_above_logged_price_pct_of_quoted": 41.94,
      "at_least_one_visible_contract_at_logged_price": 36,
      "visible_depth_pct_of_eligible": 57.14,
      "median_seconds_after_alert": 30.98
    },
    {
      "sport": "nfl",
      "scheduled_offset_s": 60,
      "snapshots": 63,
      "eligible_active_snapshots": 63,
      "with_ask": 62,
      "without_ask": 1,
      "ask_above_logged_price": 28,
      "ask_above_logged_price_pct_of_quoted": 45.16,
      "at_least_one_visible_contract_at_logged_price": 34,
      "visible_depth_pct_of_eligible": 53.97,
      "median_seconds_after_alert": 60.94
    },
    {
      "sport": "nfl",
      "scheduled_offset_s": 90,
      "snapshots": 63,
      "eligible_active_snapshots": 63,
      "with_ask": 62,
      "without_ask": 1,
      "ask_above_logged_price": 31,
      "ask_above_logged_price_pct_of_quoted": 50.0,
      "at_least_one_visible_contract_at_logged_price": 31,
      "visible_depth_pct_of_eligible": 49.21,
      "median_seconds_after_alert": 91.04
    },
    {
      "sport": "nfl",
      "scheduled_offset_s": 120,
      "snapshots": 63,
      "eligible_active_snapshots": 63,
      "with_ask": 62,
      "without_ask": 1,
      "ask_above_logged_price": 29,
      "ask_above_logged_price_pct_of_quoted": 46.77,
      "at_least_one_visible_contract_at_logged_price": 33,
      "visible_depth_pct_of_eligible": 52.38,
      "median_seconds_after_alert": 120.92
    },
    {
      "sport": "nfl",
      "scheduled_offset_s": 180,
      "snapshots": 63,
      "eligible_active_snapshots": 62,
      "with_ask": 59,
      "without_ask": 3,
      "ask_above_logged_price": 29,
      "ask_above_logged_price_pct_of_quoted": 49.15,
      "at_least_one_visible_contract_at_logged_price": 30,
      "visible_depth_pct_of_eligible": 48.39,
      "median_seconds_after_alert": 181.05
    },
    {
      "sport": "nfl",
      "scheduled_offset_s": 300,
      "snapshots": 63,
      "eligible_active_snapshots": 60,
      "with_ask": 56,
      "without_ask": 4,
      "ask_above_logged_price": 24,
      "ask_above_logged_price_pct_of_quoted": 42.86,
      "at_least_one_visible_contract_at_logged_price": 32,
      "visible_depth_pct_of_eligible": 53.33,
      "median_seconds_after_alert": 300.98
    }
  ],
  "limitations": [
    "Observed public order books, not executed trades or guaranteed fills.",
    "Only collected MLB and NFL signals; not all Kalshi markets or BTC.",
    "The first request follows alert fan-out. Quote differences can reflect spread, quote source or timing; this does not establish post-alert price movement.",
    "Depth is limited to the ten price levels returned. Empty books remain in the eligible denominator.",
    "Eligibility: active market, successful market fetch, collector anchor within 10 seconds of alert, scheduled offset drift within 3 seconds.",
    "Repeated signals from the same game are not independent observations. No causal or profitability claim."
  ]
}