Crypto Basics 📚 Merkle Trees
Simplified Payment Verification (SPV), described in Section 8 of the Bitcoin white paper, relies on Merkle proofs to let lightweight clients verify transactions without downloading entire blocks.
Merkle trees are named after cryptographer Ralph Merkle. This structure was first proposed in the late 1970s.
Understanding this won’t make me an expert overnight, but it can help me avoid one silly mistake.
The header of every $BTC block records a Merkle root, which summarizes all the transactions in that block.

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