Timeline
Field Notes is the running logbook for launches, experiments, corrections, and the small technical lessons that are worth preserving without forcing them into full essays.
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GPUPerft CDP2 Movegen Test FENs
A compact FEN catalog for isolating promotion, en-passant, castling, and check-evasion behavior in the CDP2 move generator.
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GPUPerft CDP2 Bughunt: Source-Multiplicity Movegen Fixes
A field note on the promotion-capture and en-passant check-evasion source multiplicity fixes that restored CDP2 validation without changing the architecture.
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FENmaster Stream Placeholder
A seeded example of a tool-stream field note that can roll up into the main site feed.
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Welcome to AI Chess
A short launch note introducing the site structure: software, research, static reference pages, and field notes.