The term astronomical unit is identified in base64 scheme by the sequence YXN0cm9ub21pY2FsIHVuaXQ=, while the MD5 signature is equal to 65c87b4ccea59b322cefacc804348e37. The ASCII encoding of astronomical unit in hexadecimal notation is 617374726f6e6f6d6963616c20756e6974.