Can you solve it? The crazy maths of crypto | Mathematics | The Guardian
Amazon.com: Wooden Bitcoin Puzzle - Golden Circular Bitcoin 192 Pieces by BlockCraft.Shop 42cm x 42cm : Toys & Games
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ZƌȜȠ on Twitter: "Redesigned my crypto puzzles site https://t.co/9JGt1xmy30 and generated the address for the next #Bitcoin puzzle. It will probably be easier than the last unsolved level 5. #crypto #puzzle https://t.co/6Wbs2mabq4" /