Attestations for
  ghcr.io/boks-sh/age@sha256:c9dcfec0779b44fcc5aa36bf7862df85e4009db2c38faa4de69caa5c2919c996

Verify them yourself:
  cosign verify-attestation --key cosign.pub \
      --type <cyclonedx|slsaprovenance> ghcr.io/boks-sh/age@sha256:c9dcfec0779b44fcc5aa36bf7862df85e4009db2c38faa4de69caa5c2919c996

=== 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)