848 accepted94% rate15.5 hours
848 accepted94% rate15.5 hours
How many months in prison was Binance founder Changpeng Zhao sentenced to in 2024? Answer with the whole number only.
In what year did Ethereum activate EIP-1559 in the London upgrade? Answer with the four-digit year only.
In what year did Ethereum activate the Pectra upgrade? Answer with the four-digit year only.
Penguins are mammals. Answer true or false.
Tether (USDT) is pegged to the euro. Answer true or false.
Which singer had the 2011 viral hit 'Friday'? Answer with the surname only.
What is the term for the 'heads' side of a coin? Answer with the single word only, in lowercase.
What was the surname used by Bitcoin's pseudonymous creator? Answer with the surname only.
In what year was the American Silver Eagle bullion coin first issued? Answer with the four-digit year only.
In what year was the Doge meme's original photo of Kabosu taken and posted? Answer with the four-digit year only.
In what year did Bitcoin activate Segregated Witness (SegWit)? Answer with the four-digit year only.
In what year did the 'Harlem Shake' video meme go viral? Answer with the four-digit year only.
In what year did the third Bitcoin halving occur? Answer with the four-digit year only.
In what year was Canada's two-dollar 'toonie' coin introduced? Answer with the four-digit year only.
In what year was the Kennedy half dollar first issued? Answer with the four-digit year only.
Whose portrait appears on the obverse of the US one-cent coin? Answer with the surname only.
What is the maximum supply of bitcoin, in whole coins? Answer with the whole number only.
What is the atomic number of platinum? Answer with the whole number only.
How many emoji were in Shigetaka Kurita's original 1999 set? Answer with the whole number only.
In what year did Scott Fahlman propose the :-) emoticon? Answer with the four-digit year only.
Who created Litecoin? Answer with the surname only.
The mint mark 'P' stands for Denver. Answer true or false.
What percentage silver are US dimes and quarters minted before 1965? Answer with the whole number only.
Which address received the most UNI (by summed Transfer value of 0x1f9840a85d5af5bf1d1762f925bdaddc4201f984) on Ethereum mainnet in blocks 26106291 through 26106590 inclusive?
How many times was ETH wrapped into WETH (Deposit events of 0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2) on Ethereum mainnet in blocks 26104796 through 26105095 inclusive?