The term guibert of ravenna is identified in base64 scheme by the sequence Z3VpYmVydCBvZiByYXZlbm5h, while the MD5 signature is equal to 7678d4c2f2b76d096b9f380776f9e79f. The ASCII encoding of guibert of ravenna in hexadecimal notation is 67756962657274206f6620726176656e6e61.