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humbdrag/btc_calc_block_header.py

Created January 27, 2022 20:55
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Calculate block header for pyminer
Raw
btc_calc_block_header.py
def calc_block_header(block: Dict) -> bytes:
return (
struct.pack("<L", block["version"])
+ bytes.fromhex(block["previousblockhash"])[::-1]
+ bytes.fromhex(block["merkleroot"])[::-1]
+ struct.pack("<L", block["curtime"])
+ bytes.fromhex(block["bits"])[::-1]
+ struct.pack("<L", block["nonce"])
)
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