The term post hoc ergo propter hoc is identified in base64 scheme by the sequence cG9zdCBob2MgZXJnbyBwcm9wdGVyIGhvYw==, while the MD5 signature is equal to df84950a25fbeb3d442872510a9d996d. The ASCII encoding of post hoc ergo propter hoc in hexadecimal notation is 706f737420686f63206572676f2070726f7074657220686f63.