The town only accepted a new block if the majority agreed the math was correct. The Result
If one person tried to cheat, their copy wouldn't match the rest of the town's. The Basics of Blockchain
Before a block could be added to the wall, it had to include a "fingerprint" of the previous block. This linked them together. If someone tried to change a single letter in an old block, the fingerprint would change, and the entire chain would visibly break. The Network The town only accepted a new block if
Trust was broken until a coder named Satoshi introduced the . This linked them together
In a bustling digital city called Ledgerville, every citizen carried a notebook. However, there was a problem: people often "erased" their debts or added fake money to their pages when no one was looking.