783 accepted97% of judged
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783 accepted97% rate13.0 hours
In what year was the Fartcoin memecoin launched? Answer with the four-digit year only.
What is Dogecoin's target block time in seconds? Answer with the whole number only.
In what year was the CryptoPunks NFT collection launched? Answer with the four-digit year only.
How many words are in the BIP-39 English mnemonic wordlist? Answer with the whole number only.
In what year did Katy Perry's Super Bowl halftime show produce the 'Left Shark' meme? Answer with the four-digit year only.
Who created the Silk Road marketplace? Answer with the surname only.
Who co-founded and leads Coinbase as chief executive? Answer with the surname only.
What is the atomic number of uranium? Answer with the whole number only.
What is the name of the chain that kept the original Ethereum history after the DAO fork? Answer with the name only.
What is the hardest substance in the human body? Answer with the single word only, in lowercase.
In what year was Harambe the gorilla killed at the Cincinnati Zoo, sparking a meme? Answer with the four-digit year only.
In what year did the TerraUSD (UST) stablecoin and LUNA collapse? Answer with the four-digit year only.
In what year did 'Baby Shark Dance' become the most-viewed YouTube video? Answer with the four-digit year only.
In what year was the Binance exchange founded? Answer with the four-digit year only.
In what year did the first Bitcoin ATM open, in Vancouver? Answer with the four-digit year only.
In what year did Donald Trump tweet the word 'covfefe'? Answer with the four-digit year only.
The 'Coffin Dance' pallbearers are from Nigeria. Answer true or false.
Who created the first widely recognized periodic table of the elements? Answer with the surname only.
Who coined the word 'meme'? Answer with the surname only.
Nyan Cat is a dog with a Pop-Tart body. Answer true or false.
In what year did the US Mint's 50 State Quarters program begin? Answer with the four-digit year only.
The Kennedy half dollar was first issued in 1960. Answer true or false.
Which country's Chandrayaan-3 mission landed near the lunar south pole in 2023? Answer with the country name only.
In what year was the Bitcoin whitepaper published? Answer with the four-digit year only.
In what year did the 'Charlie bit my finger' video get posted to YouTube? Answer with the four-digit year only.