Attestations for
  ghcr.io/kapsl-sh/gzip@sha256:8984eed48cbcbf406f36f918196015620e1746203264f88c13b833a5e256917f

Verify them yourself:
  cosign verify-attestation --key cosign.pub \
      --type <cyclonedx|slsaprovenance> ghcr.io/kapsl-sh/gzip@sha256:8984eed48cbcbf406f36f918196015620e1746203264f88c13b833a5e256917f

=== cyclonedx ===================================================
  subject   ghcr.io/kapsl-sh/gzip
  digest    sha256:8984eed48cbcbf406f36f918196015620e1746203264f88c13b833a5e256917f
  states    1 component(s) are inside this image
      gzip                   1.14-1~exp2ubuntu1.1     pkg:deb/ubuntu/gzip@1.14-1~exp2ubuntu1.1?distro=ubun

=== slsaprovenance ==============================================
  subject   ghcr.io/kapsl-sh/gzip
  digest    sha256:8984eed48cbcbf406f36f918196015620e1746203264f88c13b833a5e256917f
  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/gzip@1.14-1~exp2ubuntu1.1?arch=amd64
  sbom      sbom.json sha256:f50c36a663478da0bfa6f640e99d4e97...