Exact file instance copied from the training machine (mtime 2026-08-27 03:00:41): 30,087 series over a 1,343 x 14 x 2 grid, cohort ranked and filtered on the 144 training months only (sidecar cohort_selection.state_and_commodity_ranking = training_months_only). sha256 npz ed768219..., json baac89c0.... The archived gru_embeddings_1d_s947 checkpoint reproduces its logged test MSE (0.69195) on it. README updated with the corrected counts and the version history.
Preserve the pre-correction 28,292-series lattice under processed/legacy_precorrection/
Copied unchanged from revision 47dd2a5f. This build selected its cohort on all 192 months (a leak into the 2022-2025 evaluation period) and is kept only for inspection; the loader refuses it.
