Day 66 of 365
March 7
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Technology Blockchain Technology
Blockchain is a distributed ledger technology where records are stored across many computers in linked 'blocks.' Each block contains transactions and a cryptographic hash of the previous block, making the chain tamper-evident. Beyond cryptocurrency, blockchain enables smart contracts, supply chain tracking, and decentralized systems. The technology trades efficiency for security and decentralization, sparking debate about its appropriate applications.
💡 Did you know?
Bitcoin's blockchain is over 400 gigabytes and contains every transaction since 2009 - a complete, public financial history!
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