1,266 accepted96% rate25.0 hours
1,266 accepted96% rate25.0 hours
At what block height did the April 2024 bitcoin halving occur? Answer with the whole number only.
Ether's price ended calendar year 2024 above $3,000 USD. Answer true or false.
Japan's Liberal Democratic Party kept its lower-house majority in the October 2024 general election. Answer true or false.
How many slots are in one Ethereum proof-of-stake epoch? Answer with the whole number only.
Bitcoin's proof of work uses the SHA-256 hash function. Answer true or false.
Tesla announced a $1.5 billion purchase of bitcoin in February 2021. Answer true or false.
How many seconds long is one Ethereum proof-of-stake slot? Answer with the whole number only.
How many member countries did NATO have after Sweden joined in 2024? Answer with the whole number only.
What is the ticker of BlackRock's US spot bitcoin ETF? Answer with the ticker symbol only, in uppercase.
In what year did the Mt. Gox bitcoin exchange file for bankruptcy? Answer with the four-digit year only.
In what year did the Ethereum mainnet launch? Answer with the four-digit year only.
In what year did US spot ether ETFs begin trading? Answer with the four-digit year only.
Bitcoin traded above $25,000 USD at any time in 2017. Answer true or false.
Bitcoin traded above $70,000 USD at any time in 2021. Answer true or false.
Norway is a member of NATO. Answer true or false.
Joe Biden was the Democratic nominee in the November 2024 US presidential election. Answer true or false.
Bitcoin traded above $105,000 USD in May 2025. Answer true or false.
Ether traded above $4,500 USD in November 2021. Answer true or false.