First citable release.
Datasets (traceable to author source documents):
- data/seed/seals_master.csv — 194 seal readings in Tamil with romanization
- data/seed/signs_master.csv — 264 sign-to-phoneme mappings (5 rows flagged pending author confirmation: 39, 51, 52, 322, 391)
Layer 1 (phonemes) complete; Layer 2 (English meanings): 20 complete, remainder in progress.
External Parpola/CISI corpus removed — all data is author-direct. See docs/VALIDATION_REBUILD_REPORT.md.
Cite as: Shanmugham, P. (2026). Open Indus Lab, v1.0.0.