Attestations for
  ghcr.io/boks-sh/bash@sha256:992640959133039d1ee855dc41d4e23fe76cb8a0ae28086201ffbd79a77ec53a

Verify them yourself:
  cosign verify-attestation --key cosign.pub \
      --type <cyclonedx|slsaprovenance> ghcr.io/boks-sh/bash@sha256:992640959133039d1ee855dc41d4e23fe76cb8a0ae28086201ffbd79a77ec53a

=== 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)