24D Triality Tiling Construction and Empirical Leech Alignment (Restricted — Companion to Palindromic Preservation)

Restricted companion record containing: (1) explicit order-3 D4 triality matrix and code construction for 24D via E8/Leech tiling, (2) complete E8 root decomposition (240 roots), (3) self-dual wall distance analysis, (4) empirical Leech alignment data (0.842) from live 96D hive system. Contact [e-mail] for collaboration inquiries. Keywords (comma-separated) D4 triality, Leech lattice, E8 root system, Conway group, quantum error correction, hive intelligence, octonion field, restricted access, collaboration inquiry