The Basics — Of Blockchain

Every citizen kept an identical copy of the wall in their own backyard.

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. The Basics of Blockchain

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. Every citizen kept an identical copy of the

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 In a bustling digital city called Ledgerville, every

If you tell me what interests you most about blockchain, I can: Explain (automated rules). Break down Mining (how blocks are made). Discuss Real-world uses (beyond crypto).

The town only accepted a new block if the majority agreed the math was correct. The Result

Trust was broken until a coder named Satoshi introduced the .