This record contains the supporting data, figures, research logs, metadata, and manifest files for the working paper “Access-scale selection of public quantum records in critical and gapped environments”. The central dataset documents the semi-analytic critical-versus-gapped selector phase diagrams. The package includes CSV tables for block susceptibilities, selector phase diagrams, critical and gapped boundaries, ratio comparisons, figure files, research logs, licenses, citation metadata, and SHA256 manifests. This dataset is related to the preprint record with DOI 10.5281/zenodo.20569124.