Every citizen kept an identical copy of the wall in their own backyard.
If one person tried to cheat, their copy wouldn't match the rest of the town's. The Basics of Blockchain
Trust was broken until a coder named Satoshi introduced the . Every citizen kept an identical copy of the
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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.
No one person owned the wall. No one could delete the past. For the first time, the people of Ledgerville didn't need to trust each other—they only had to trust the math. 💡 Decentralized: Everyone has a copy; no middleman. Immutable: Once it's written, it can't be changed. Transparent: Anyone can see the history of transactions.
Instead of private notebooks, every transaction was written on a large stone block in the town square. Once a block was full of entries, it was ready to be sealed.