The term regular hexahedron is identified in base64 scheme by the sequence cmVndWxhciBoZXhhaGVkcm9u, while the MD5 signature is equal to ccd86a577d898f0fb2d167b8e5f48b38. The ASCII encoding of regular hexahedron in hexadecimal notation is 726567756c61722068657861686564726f6e.