See kubernetes-announce@ and CHANGELOG/CHANGELOG-1.18.md for details.
SHA256 for kubernetes.tar.gz: a29ded505199fb04f585b4119a30d962b4d0a4d6b75ed944ce6d5f5131f9e1a1
SHA512 for kubernetes.tar.gz: f036e891ff8dd95df33722b4d13ea2dc36fd8cb0a18fe88654919eb180cadba7724da55b96ea9707a11aaa91021bd6478a0c6eae684034e030717beb4c94f018
Additional binary downloads are linked in the CHANGELOG/CHANGELOG-1.18.md.