The term metaphosphoric acid is identified in base64 scheme by the sequence bWV0YXBob3NwaG9yaWMgYWNpZA==, while the MD5 signature is equal to 71f77d5a6f5e04498e3c79aa4af7926b. The ASCII encoding of metaphosphoric acid in hexadecimal notation is 6d65746170686f7370686f7269632061636964.