Attestations for
  ghcr.io/boks-sh/go@sha256:5fbb34d9f40e607fae5d38ec18466adc33099dee654b2a64e99df6e5b3af3bed

Verify them yourself:
  cosign verify-attestation --key cosign.pub \
      --type <cyclonedx|slsaprovenance> ghcr.io/boks-sh/go@sha256:5fbb34d9f40e607fae5d38ec18466adc33099dee654b2a64e99df6e5b3af3bed

=== 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)