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A comment on Bitcoin puzzle #66 was solved: 6.6 BTC (~$400k) withdrawn. Parent comment
1. SHA-256: Used twice (double SHA-256) for block hashing and once in address generation.
2. RIPEMD-160: Used once in address generation (after SHA-256).
3. ECDSA: Used once for transaction signing and verification.
4. Base58Check: Used once for address encoding (includes a checksum generated using SHA-256).
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1. SHA-256: Used twice (double SHA-256) for block hashing and once in address generation.
2. RIPEMD-160: Used once in address generation (after SHA-256).
3. ECDSA: Used once for transaction signing and verification.
4. Base58Check: Used once for address encoding (includes a checksum generated using SHA-256).