Attestations for
  ghcr.io/boks-sh/gawk@sha256:f9c66a0d7bb0da1c382753eac737f94aee4d292559dd948fb6ab05c521469ec4

Verify them yourself:
  cosign verify-attestation --key cosign.pub \
      --type <cyclonedx|slsaprovenance> ghcr.io/boks-sh/gawk@sha256:f9c66a0d7bb0da1c382753eac737f94aee4d292559dd948fb6ab05c521469ec4

=== cyclonedx ===================================================
  (no attestation matches the document published now -- 0 older one(s) are attached)

=== slsaprovenance ==============================================
  (no attestation matches the document published now -- 0 older one(s) are attached)