Attestations for
  ghcr.io/kapsl-sh/autoconf@sha256:b6655b483634219db12ba82470ef1f9e54cf70f2dde94f722b6eda8deb0df7ca

Verify them yourself:
  cosign verify-attestation --key cosign.pub \
      --type <cyclonedx|slsaprovenance> ghcr.io/kapsl-sh/autoconf@sha256:b6655b483634219db12ba82470ef1f9e54cf70f2dde94f722b6eda8deb0df7ca

=== cyclonedx ===================================================
  subject   ghcr.io/kapsl-sh/autoconf
  digest    sha256:b6655b483634219db12ba82470ef1f9e54cf70f2dde94f722b6eda8deb0df7ca
  states    1 component(s) are inside this image
      autoconf               2.72-3.1ubuntu2          pkg:deb/ubuntu/autoconf@2.72-3.1ubuntu2?distro=ubunt

=== slsaprovenance ==============================================
  subject   ghcr.io/kapsl-sh/autoconf
  digest    sha256:b6655b483634219db12ba82470ef1f9e54cf70f2dde94f722b6eda8deb0df7ca
  build     https://index.kapsl.sh/buildtype/v1
  builder   https://index.kapsl.sh
  from      2 resolved input(s)
      base-image         ghcr.io/kapsl-sh/kapsl-base-static:latest
      apt-package        pkg:deb/ubuntu/autoconf@2.72-3.1ubuntu2?arch=amd64
  sbom      sbom.json sha256:3f8dc7ed03685d18ae9ad4d19ecba483...