Luiz Carvalho

@nistar ah! `name.NewDigest` creates a new object that stores the insecure registry option. This is later used in queries to the registry. Good find! Could you open a separate PR...

I think you're missing the ServiceAccount linking: https://tekton.dev/docs/chains/authentication/#setup-credentials-using-the-service-account. The docs [here](https://tekton.dev/docs/chains/signed-provenance-tutorial/#set-up-authentication) are talking about the file that is usually found in your local system at `~/.docker/config.json`. `config.json` is its name,...