The term thought-provoking is identified in base64 scheme by the sequence dGhvdWdodC1wcm92b2tpbmc=, while the MD5 signature is equal to a60b989fa2855e35ed85129c408e1233. The ASCII encoding of thought-provoking in hexadecimal notation is 74686f756768742d70726f766f6b696e67.