Key Version,Fingerprint,Fingerprint Length (Bits),Key ID,Reference 3,MD5(MPIs without length octets),128,low 64 bits of RSA modulus,"[RFC9580, Section 5.5.4.1]" 4,SHA1(normalized pubkey packet),160,last 64 bits of fingerprint,"[RFC9580, Section 5.5.4.2]" 6,SHA256(normalized pubkey packet),256,first 64 bits of fingerprint,"[RFC9580, Section 5.5.4.3]"