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sum

Compute checksums and the number of blocks for a file. A predecessor to the more modern cksum. More information: https://www.gnu.org/software/coreutils/sum.

  • Compute a checksum with BSD-compatible algorithm and 1024-byte blocks:

sum {{file}}

  • Compute a checksum with System V-compatible algorithm and 512-byte blocks:

sum --sysv {{file}}