Attestations for
  ghcr.io/boks-sh/openssh-add@sha256:b1491173ec55d09e9625959c0d8d89d48a996dc53d46a5af0fa27a5168284e48

Verify them yourself:
  cosign verify-attestation --key cosign.pub \
      --type <cyclonedx|slsaprovenance> ghcr.io/boks-sh/openssh-add@sha256:b1491173ec55d09e9625959c0d8d89d48a996dc53d46a5af0fa27a5168284e48

=== 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)