Attestations for
  ghcr.io/boks-sh/coreutils-digest@sha256:42fc8a549018d3f33467517883b9430e2b097af7ca899f39279ba32f29bcf51f

Verify them yourself:
  cosign verify-attestation --key cosign.pub \
      --type <cyclonedx|slsaprovenance> ghcr.io/boks-sh/coreutils-digest@sha256:42fc8a549018d3f33467517883b9430e2b097af7ca899f39279ba32f29bcf51f

=== cyclonedx ===================================================
  (no attestation matches the document published now -- 1 older one(s) are attached)

=== slsaprovenance ==============================================
  (no attestation matches the document published now -- 1 older one(s) are attached)