The term positional representation system is identified in base64 scheme by the sequence cG9zaXRpb25hbCByZXByZXNlbnRhdGlvbiBzeXN0ZW0=, while the MD5 signature is equal to b26b0c7f19ee55951a52cf74ee041990. The ASCII encoding of positional representation system in hexadecimal notation is 706f736974696f6e616c20726570726573656e746174696f6e2073797374656d.