The term hammerhead shark is identified in base64 scheme by the sequence aGFtbWVyaGVhZCBzaGFyaw==, while the MD5 signature is equal to 7eb4a767d45533b64f40e00a25a222f2. The ASCII encoding of hammerhead shark in hexadecimal notation is 68616d6d65726865616420736861726b.