Reproducible, secret-free identity of one exact merge input artifact.
@type t() :: %Sidereon.GNSS.Data.ArtifactIdentity{ archive_byte_length: term(), archive_sha256: term(), compression: term(), distribution_source: term(), official_filename: term(), product_byte_length: term(), product_sha256: term(), requested_identity: term(), resolved_identity: term() }