"sum"@en . "2759"^^ . . . . . "1035777318"^^ . "1971-11-03"^^ . . . . . . "sum is a legacy utility available on some Unix and Unix-like operating systems. This utility outputs the checksum of each argument file, as well as the number of blocks they take on disk."@en . . . . "sum is a legacy utility available on some Unix and Unix-like operating systems. This utility outputs the checksum of each argument file, as well as the number of blocks they take on disk."@en . . . . . "10105982"^^ . . . . . . . . . . "Sum (Unix)"@en . . . . . .