Daily financial time series from 2008-01-01 through the inclusive cutoff 2026-06-30. Status: readywithgaps. The universe is frozen from Abner0803/Trading-Benchmark-raw at 84908ce; historical constituents are retained, including symbols no longer available from providers. raw/stock.pkl: trusted Python dicts of ticker → DataFrame, preserving the published raw column conventions (datetime for CSI, Date for US/Japan). processed/ / /data.parquet: long-form features and labels. quality/.json: per-ticker coverage, retrieval status and exclusions. manifest.json: coverage, provenance, dependency versions and SHA-256 checksums. 2020-01-01 ≤ date < 2021-01-01; test: 2021-01-01 ≤ date ≤ 2026-06-30.…