{
  "start": "2016-10-31",
  "end": "2026-10-30",
  "calendar_days": 3651,
  "common_dates": 2486,
  "raw_to_csv_values_verified": 16205,
  "source_verification": {
    "BTC-USD": {
      "url": "https://query1.finance.yahoo.com/v8/finance/chart/BTC-USD?period1=1477872000&period2=1793404800&interval=1d&events=div%2Csplits",
      "retrieved_at_utc": "2026-11-06T14:05:51.603568+00:00",
      "raw_sha256_verified": true
    },
    "SPY": {
      "url": "https://query1.finance.yahoo.com/v8/finance/chart/SPY?period1=1477872000&period2=1793404800&interval=1d&events=div%2Csplits",
      "retrieved_at_utc": "2026-11-06T14:05:51.557937+00:00",
      "raw_sha256_verified": true
    },
    "ACWI": {
      "url": "https://query1.finance.yahoo.com/v8/finance/chart/ACWI?period1=1477872000&period2=1793404800&interval=1d&events=div%2Csplits",
      "retrieved_at_utc": "2026-11-06T14:05:51.343839+00:00",
      "raw_sha256_verified": true
    },
    "FED_JPY": {
      "url": "https://www.federalreserve.gov/releases/h10/hist/dat00_ja.htm",
      "retrieved_at_utc": "2026-11-06T14:07:03.354531+00:00",
      "raw_sha256_verified": true
    }
  },
  "corporate_actions": {
    "SPY": {
      "split_events": 0,
      "dividend_events": 40,
      "maximum_daily_adjustment_relative_error": 5.745179487703922e-07,
      "adjusted_close_growth": 4.163362777701187,
      "hypothetical_ex_date_close_reinvestment_growth": 4.166158131380546,
      "adjusted_relative_to_hypothetical": -0.000670966773513304,
      "note": "Sensitivity only: assumes reinvestment on ex-date at close before investor tax; not payment-date execution or realized holdings."
    },
    "ACWI": {
      "split_events": 0,
      "dividend_events": 22,
      "maximum_daily_adjustment_relative_error": 4.832258425624403e-07,
      "adjusted_close_growth": 3.2394685855094476,
      "hypothetical_ex_date_close_reinvestment_growth": 3.240760827008085,
      "adjusted_relative_to_hypothetical": -0.00039874633384484603,
      "note": "Sensitivity only: assumes reinvestment on ex-date at close before investor tax; not payment-date execution or realized holdings."
    }
  },
  "assets": {
    "btc": {
      "usd": {
        "growth": "110.13023716284020731885177921108254659994035555923",
        "cagr": "0.6005540839896800391892305844671010845452954090805",
        "maximum_drawdown": "-0.83036250558168573551035255817470446442895139922771",
        "peak_date": "2017-12-18",
        "trough_date": "2018-12-14",
        "recovery_date": "2020-11-30",
        "peak_to_recovery_days": 1078
      },
      "jpy": {
        "growth": "165.05385405950746261576216110634619559069400260183",
        "cagr": "0.6666680949461819330154796161642809144121442613723",
        "maximum_drawdown": "-0.82892873672316798511731351797656178617758789670639",
        "peak_date": "2017-12-18",
        "trough_date": "2018-12-14",
        "recovery_date": "2020-12-16",
        "peak_to_recovery_days": 1094
      },
      "final_jpy": "165053854.05950746261576216110634619559069400260183",
      "start_input_usd": "700.97198486328125",
      "end_input_usd": "77198.2109375"
    },
    "spy": {
      "usd": {
        "growth": "4.1633627777011873018221434647962151602067270349062",
        "cagr": "0.1533698719027433988833841962007829307333842608138",
        "maximum_drawdown": "-0.33717263786002843482397905231485173894118006509845",
        "peak_date": "2020-02-19",
        "trough_date": "2020-03-23",
        "recovery_date": "2020-08-10",
        "peak_to_recovery_days": 173
      },
      "jpy": {
        "growth": "6.2396948377710671629854507386707112509018815351079",
        "cagr": "0.2010120660095492445235516860239298658196144742591",
        "maximum_drawdown": "-0.33741319933896365981996724677436983677198933505499",
        "peak_date": "2020-02-20",
        "trough_date": "2020-03-23",
        "recovery_date": "2020-09-01",
        "peak_to_recovery_days": 194
      },
      "final_jpy": "6239694.8377710671629854507386707112509018815351079",
      "start_input_usd": "181.5167236328125",
      "end_input_usd": "755.719970703125"
    },
    "acwi": {
      "usd": {
        "growth": "3.2394685855094477424144204511598904788414391186878",
        "cagr": "0.1247792640277369806036996674788964672525277866544",
        "maximum_drawdown": "-0.33525032588300065378947099729179595703422899526772",
        "peak_date": "2020-02-12",
        "trough_date": "2020-03-23",
        "recovery_date": "2020-08-24",
        "peak_to_recovery_days": 194
      },
      "jpy": {
        "growth": "4.8550406220631272917902827550720555021032546753623",
        "cagr": "0.1712404672631881713856032045450062002265956135966",
        "maximum_drawdown": "-0.33720945154991447821717775228005609201657887273473",
        "peak_date": "2020-02-20",
        "trough_date": "2020-03-16",
        "recovery_date": "2020-11-09",
        "peak_to_recovery_days": 263
      },
      "final_jpy": "4855040.6220631272917902827550720555021032546753623",
      "start_input_usd": "48.168392181396484",
      "end_input_usd": "156.03999328613281"
    }
  },
  "refetch": {
    "snapshot_identical": false,
    "original_input_sha256": "e5abaa72ba2ebf15109fd3b60fbfc965bd346a49a9a1b8e4ef26e8f0e676feca",
    "refetched_input_sha256": "0ac0626d6783bfa6f1845e7dc0ca0b058500e929f4090b574d87dce695932e83",
    "original_retrieval": {
      "BTC-USD": "2026-11-06T14:05:51.603568+00:00",
      "SPY": "2026-11-06T14:05:51.557937+00:00",
      "ACWI": "2026-11-06T14:05:51.343839+00:00",
      "FED_JPY": "2026-11-06T14:07:03.354531+00:00"
    },
    "refetch_retrieval": {
      "BTC-USD": "2026-11-06T14:30:10.641578+00:00",
      "SPY": "2026-11-06T14:30:11.094280+00:00",
      "ACWI": "2026-11-06T14:30:12.646518+00:00",
      "FED_JPY": "2026-11-06T14:30:13.018905+00:00"
    },
    "differences": {
      "btc_usd": {
        "changed_observations": 0,
        "maximum_relative_difference": "0"
      },
      "spy_close_usd": {
        "changed_observations": 0,
        "maximum_relative_difference": "0"
      },
      "spy_adjusted_usd": {
        "changed_observations": 1844,
        "maximum_relative_difference": "7.965885979680891159596E-7"
      },
      "acwi_close_usd": {
        "changed_observations": 0,
        "maximum_relative_difference": "0"
      },
      "acwi_adjusted_usd": {
        "changed_observations": 1527,
        "maximum_relative_difference": "5.74800185081892584924E-7"
      },
      "usd_jpy": {
        "changed_observations": 0,
        "maximum_relative_difference": "0"
      }
    },
    "endpoint_impact": {
      "btc": {
        "refetched_final_jpy": "165053854.05950746261576216110634619559069400260183",
        "difference_from_frozen_jpy": "0E-41"
      },
      "spy": {
        "refetched_final_jpy": "6239695.3622968156804977316576965737010800395430092",
        "difference_from_frozen_jpy": "0.5245257485175122809190258624501781580079013"
      },
      "acwi": {
        "refetched_final_jpy": "4855042.5445393280003125911199751413294826921687088",
        "difference_from_frozen_jpy": "1.9224762007085223083649030858273794374933465"
      }
    },
    "cause": "Unverified; do not attribute small adjusted-close differences to a specific cause."
  }
}