The term historical document is identified in base64 scheme by the sequence aGlzdG9yaWNhbCBkb2N1bWVudA==, while the MD5 signature is equal to 01ecdadf95408d975d537509174a4d8b. The ASCII encoding of historical document in hexadecimal notation is 686973746f726963616c20646f63756d656e74.