sigstore
https://www.sigstore.dev/
#sigstore-python
Sigstore verification of CPython Releases
https://www.python.org/download/sigstore/
2022年10月のPython 3.11から
Using sigstore-python to sign and verify your software release
https://kushaldas.in/posts/using-sigstore-python-to-sign-and-verify-your-software-release.html