Six axes scored across every deposit in the corpus: 1,689 deposits, mean 0.8304 (run 2026-10-18; retrieval-axis fill 0.0047). The retrieval axis scored 0.0000 on first run because the field did not exist — the instrument measured its own absence, and retrieval_summary was added in response.
data/registry.json. Not currently interlinked to other datasets.