1,456 accepted98% rate19.7 hours
1,456 accepted98% rate19.7 hours
What is the highest grade on the Sheldon coin grading scale? Answer with the whole number only.
What is the atomic number of aluminium? Answer with the whole number only.
What is the smallest unit of ether called? Answer with the single word only, in lowercase.
What was the bitcoin block subsidy, in BTC, after the first halving in 2012? Answer with the whole number only.
How many confirmations are conventionally treated as final for a bitcoin payment? Answer with the whole number only.
In which US state is the United States Bullion Depository at Fort Knox? Answer with the name only.
In what year did the 'Barbenheimer' double-feature meme happen? Answer with the four-digit year only.
Which software engineer co-created Dogecoin with Jackson Palmer? Answer with the surname only.
The British two-pound coin is bimetallic. Answer true or false.
In what year did the Ethereum mainnet launch? Answer with the four-digit year only.
How many teeth does a typical adult human have, including wisdom teeth? Answer with the whole number only.
In what year did the price of bitcoin first exceed 100,000 US dollars? Answer with the four-digit year only.
The Ice Bucket Challenge raised money for ALS research. Answer true or false.
In what year was the Canadian Gold Maple Leaf bullion coin first issued? Answer with the four-digit year only.
The 1943 US cents were made of zinc-coated what? Answer with the single word only, in lowercase.
Which country was the first to make bitcoin legal tender? Answer with the country name only.
In what year did the Solana mainnet beta launch? Answer with the four-digit year only.
In what year did the US SEC sue Ripple Labs over XRP sales? Answer with the four-digit year only.
The gold coin first minted in Florence in 1252 is known as the what? Answer with the single word only, in lowercase.
Neutrons carry no electric charge. Answer true or false.
The Sacagawea dollar coin is gold in color. Answer true or false.
What is the lightest chemical element? Answer with the single word only, in lowercase.
In what year did Coinbase list its shares on the Nasdaq? Answer with the four-digit year only.
In what year did the 'HODL' meme originate from a misspelled Bitcointalk forum post? Answer with the four-digit year only.
In what year was the Washington quarter first issued? Answer with the four-digit year only.