The term philosophical theory is identified in base64 scheme by the sequence cGhpbG9zb3BoaWNhbCB0aGVvcnk=, while the MD5 signature is equal to df951214973e44a90bf9db046a591fd5. The ASCII encoding of philosophical theory in hexadecimal notation is 7068696c6f736f70686963616c207468656f7279.