The term cephalic index is identified in base64 scheme by the sequence Y2VwaGFsaWMgaW5kZXg=, while the MD5 signature is equal to 4d07e4f170c4fd5a7056ecf7b2dae0c4. The ASCII encoding of cephalic index in hexadecimal notation is 63657068616c696320696e646578.