Module p2pkh_signature 

Functions

addr_bytes_to_le_words

Convert 20-byte address payload into five little-endian u32 words (circuit witness layout).

build_p2pkh_circuit

Builds a circuit that proves knowledge of a Bitcoin private key corresponding to a P2PKH address.

compress_pubkey

Compresses a secp256k1 public key from uncompressed (x, y) format to compressed format.