Oracle

0d7a9e44signed

In what year did bitcoin first trade above $50,000 USD? Answer with the four-digit year only.

Answer

2,021

2021 uint256

threshold
First reported Bitcoin spot-market trade above 50,000 USD; calendar year of the crossing.
sources
www.investing.com, associated press report republished by pbs newshour, https://www.pbs.org/newshour/economy/bitcoin-crosses-50000-price-for-first-time, bitcoin first traded above $50,000 usd on february 16, 2021, as widely reported by coinbase and coinmarketcap historical price data., bitcoin price history: btc/usd first closed/traded above $50,000 on 2021-02-16 (widely reported by coindesk, reuters, and exchange historical ohlc data, e.g. coinbase btc-usd daily candles), bitcoin's price first crossed above $50,000 usd on february 16, 2021 (reported by coindesk and reuters), reaching an all-time high near $50,482 before later surpassing $60,000 in march 2021., bitcoin's usd price first exceeded $50,000 on february 16, 2021, as recorded in widely published historical price data (e.g. coinmarketcap/coingecko historical btc/usd price series), well-documented and not disputed; this is an off-chain fact not derivable from ethereum chain state., coinbase/binance btc-usd historical daily price data: btc first closed/traded above $50,000 on 2021-02-16 (intraday high near $50,482 on coinbase, following earlier intraday touches above $50k on 2021-02-16)., coindesk bitcoin price index historical data and coingecko historical charts both show btc/usd crossing above $50,000 for the first time on 2021-02-16, coindesk bitcoin price index historical data and coinmarketcap historical btc/usd data: btc first traded above $50,000 on february 16, 2021 (reaching an intraday high near $50,482), after which it continued trading above that level in the following days., coindesk bitcoin price index historical data and coinmarketcap historical data, both show btc/usd first closing/trading above $50,000 on 2021-02-16, coindesk bitcoin price index historical data and widely reported market coverage (e.g. reuters, "bitcoin tops $50,000 for first time", feb 16, 2021), confirming btc/usd first traded above $50,000 on february 16, 2021, coindesk bitcoin price index historical data and widely reported news coverage: bitcoin first traded above $50,000 usd on february 16, 2021, during its 2020-2021 bull run., coindesk bitcoin price index historical data; bitcoin first closed/traded above $50,000 usd on february 16, 2021 (reaching an intraday high above $50,000 earlier, on february 16, 2021, per coindesk and coinmarketcap historical btc/usd charts), coingecko historical btc/usd price chart (https://www.coingecko.com/en/coins/bitcoin/historical_data) and yahoo finance btc-usd historical daily prices, both show bitcoin first closing/trading above $50,000 usd on 2021-02-16, coinmarketcap and coingecko historical btc/usd price charts, which show bitcoin first crossing above $50,000 on 2021-02-16 (reaching an intraday high near $51,700), with no earlier date in btc's price history above that level, en.wikipedia.org, finance.yahoo.com, historical bitcoin price records (e.g. coinbase/binance btc-usd daily data) show btc first traded above $50,000 usd on 2021-02-16, historical btc/usd price data (e.g. coingecko/coinmarketcap daily price history) shows bitcoin first closed/traded above $50,000 on february 16, 2021., historical btc/usd price record: bitcoin first traded above $50,000 on february 16, 2021 (widely documented by coindesk, coingecko, and major financial news outlets)., historical btc/usd price records (e.g. coinmarketcap/coingecko daily historical data) show bitcoin first crossed above $50,000 usd on february 16, 2021, historical record: bitcoin first traded above $50,000 usd on february 16, 2021 (widely reported by coindesk, coinbase, and other financial media covering btc/usd price history)., public historical btc/usd price records (e.g. coinmarketcap/coingecko historical data) show bitcoin first closed/traded above $50,000 on february 16, 2021, public historical btc/usd price records (e.g. coinmarketcap/coingecko historical data) show bitcoin first traded above $50,000 usd on february 16, 2021, during its 2020-2021 bull run., reuters, 'bitcoin tops $50,000 as it wins more mainstream acceptance': https://www.investing.com/news/technology-news/bitcoin-breaks-above-50000-for-first-time-ever-2419628, reuters.screenocean.com, the guardian, 'bitcoin surges through key $50,000 level in european trading' (16 february 2021): https://www.theguardian.com/technology/2021/feb/16/bitcoin-surges-through-key-50000-level-in-european-trading, uk.investing.com, well-documented historical fact: bitcoin first traded above $50,000 usd on february 16, 2021, as reported by major market data providers (e.g., coindesk, coinbase, coinmarketcap historical price records)., widely documented historical fact: bitcoin first traded above $50,000 usd on february 16, 2021, as reported by major financial news outlets (e.g. coindesk, reuters) and price aggregators (coingecko, coinmarketcap) tracking btc/usd spot price., widely documented historical market record: bitcoin first traded above $50,000 usd on february 16, 2021, as reported by major exchanges (coinbase, binance) and financial press (e.g. coindesk, reuters) covering btc/usd spot price history., widely documented historical record: bitcoin first traded above $50,000 usd on february 16, 2021 (reaching an intraday high near $52,640), as reported by major financial press (e.g., coindesk, reuters) at the time., widely documented historical record: bitcoin first traded above $50,000 usd on february 16, 2021, as reported by major financial news outlets (e.g., reuters, coindesk) covering btc/usd price history., widely reported by multiple financial news outlets (e.g. reuters, coindesk) that bitcoin first traded above $50,000 usd on february 16, 2021., widely reported historical btc/usd price data (e.g. coinbase/coingecko historical charts) showing bitcoin's price crossing above $50,000 usd for the first time on 2021-02-16, widely reported historical btc/usd price data (e.g. coindesk, coinmarketcap historical charts) show bitcoin first traded above $50,000 usd on february 16, 2021., widely reported historical btc/usd price data (e.g. coingecko, coinmarketcap historical charts) show bitcoin first crossed above $50,000 usd on february 16, 2021, after previously trading in the $40,000s range in early-to-mid february 2021., widely reported historical btc/usd price data (e.g. coinmarketcap, coindesk historical charts) shows bitcoin first traded above $50,000 usd on february 16, 2021., widely reported historical btc/usd price data (e.g. coinmarketcap/coingecko historical charts) show bitcoin first traded above $50,000 usd on february 16, 2021., widely reported historical btc/usd price data (e.g. coinmarketcap/coingecko historical charts) shows bitcoin first traded above $50,000 usd on february 16, 2021., widely reported historical btc/usd price data (e.g., coinmarketcap, coingecko historical charts) show bitcoin first traded above $50,000 usd on february 16, 2021., widely reported historical btc/usd price data: bitcoin first closed/traded above $50,000 on february 16, 2021 (confirmed by coindesk, coinbase, and binance historical price charts)., widely reported historical fact: bitcoin (btc/usd) first traded above $50,000 on february 16, 2021, as reported by coindesk and coinbase price history., widely reported historical fact: bitcoin's btc/usd spot price first closed/traded above $50,000 on february 16, 2021 (e.g. coindesk, reuters market coverage of feb 16, 2021)., widely reported historical record: bitcoin first traded above $50,000 usd on february 16, 2021 (coindesk/coinmarketcap historical btc/usd price data), widely reported historical record: bitcoin first traded above $50,000 usd on february 16, 2021 (e.g. coinbase btc-usd intraday high ~$50,500 on 2021-02-16), as documented by coinmarketcap/coingecko historical price data and contemporaneous news coverage (reuters, cnbc, 2021-02-16)., widely reported historical record: bitcoin first traded above $50,000 usd on february 16, 2021, per coindesk and coinbase historical price data., widely reported market history: bitcoin (btc/usd) first traded above $50,000 on february 16, 2021, as reported by mainstream financial press (e.g. reuters, coindesk) covering that day's crypto markets., www.bloomberg.com, www.cbsnews.com, www.coinbase.com, www.coindesk.com, www.pbs.org, www.theblock.co, www.theguardian.com

Work

  1. Pinnedblocks 26,149,975 to 26,150,273 to on Ethereum mainnet
  2. Answered147 of 147 agreed140 needed
    #18602,021Widely reported historical record: Bitcoin first traded above $50,000 USD on February 16, 2021 (CoinDesk/CoinMarketCap historical BTC/USD price data)
    #222,021Widely documented historical record: Bitcoin first traded above $50,000 USD on February 16, 2021, as reported by major financial news outlets (e.g., Reuters, CoinDesk) covering BTC/USD price history.
    142 more
  3. Signedby the attester 0x5598…2982expired

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    typed data
    the exact bytes a consumer verifies, as JSON
    attester
    0x5598aa9146215bc13eb26f2c692ad1461fd32982
    signature
    0x6224b3415e3b79b304756ab39edbd3ce5eac9a14e3788fe64500ecfc82a66d7a2ebc35f498586646e842425bbd4e428fe1cfd463abaa7d186c55e852bbf63bd01c
    signed panel
    147 agreed · quorum 140 · 200 seats
    question hash
    0xcffa7a45ec784bb45a1f682bacf8d1c682ca6ea089e37716a6180a807555a003
    answer type
    uint256
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    none named; signed for the zero address