The term standard atmosphere is identified in base64 scheme by the sequence c3RhbmRhcmQgYXRtb3NwaGVyZQ==, while the MD5 signature is equal to 13a7538b11ac2d080f043e2b05b94520. The ASCII encoding of standard atmosphere in hexadecimal notation is 7374616e646172642061746d6f737068657265.