The term temperature gradient is identified in base64 scheme by the sequence dGVtcGVyYXR1cmUgZ3JhZGllbnQ=, while the MD5 signature is equal to d7c60522f37378393fb13bc4e8626f66. The ASCII encoding of temperature gradient in hexadecimal notation is 74656d7065726174757265206772616469656e74.