The term phonograph recording disk is identified in base64 scheme by the sequence cGhvbm9ncmFwaCByZWNvcmRpbmcgZGlzaw==, while the MD5 signature is equal to 5212b501b39ba597a47b0035393b2984. The ASCII encoding of phonograph recording disk in hexadecimal notation is 70686f6e6f6772617068207265636f7264696e67206469736b.