Using WP-CLI to check your wordpress core integrity

A very useful trick to check your wordpress core integrity with wp-cli.
wp core verify-checksums – Verify WordPress files against WordPress.org’s checksums.

# Verify checksums
$ wp core verify-checksums
Success: WordPress install verifies against checksums.

# Verify checksums for given WordPress version
$ wp core verify-checksums –version=4.0
Success: WordPress install verifies against checksums.

# Verify checksums for given locale
$ wp core verify-checksums –locale=en_US
Success: WordPress install verifies against checksums.

# Verify checksums for given locale
$ wp core verify-checksums --locale=ja
Warning: File doesn't verify against checksum: wp-includes/version.php
Warning: File doesn't verify against checksum: readme.html
Warning: File doesn't verify against checksum: wp-config-sample.php
Error: WordPress install doesn't verify against checksums.
GLOBAL PARAMETERS
--path= Path to the WordPress files.
--ssh=[@][:][]
Perform operation against a remote server over SSH.
--http=
Perform operation against a remote WordPress install over HTTP.
--url=
Pretend request came from given URL. In multisite, this argument is how the target site is specified.
--user=
Set the WordPress user.
--skip-plugins[=]
Skip loading all or some plugins. Note: mu-plugins are still loaded.
--skip-themes[=]
Skip loading all or some themes.
--skip-packages
Skip loading all installed packages.
--require= Load PHP file before running the command (may be used more than once).
--[no-]color
Whether to colorize the output.
--debug[=]
Show all PHP errors; add verbosity to WP-CLI bootstrap.
--prompt
Prompt the user to enter values for all command arguments.
--quiet
Suppress informational messages.

Learn more here wp-cli doc