docs(research): add NeurIPS 2026 LaTeX template (#415)

- Complete NeurIPS 2025 format compliance
- Trinity Identity section with proof
- Ternary quantization formulas
- Sacred scaling derivation
- Sparse VSA capacity theorem
- Results tables with CI95
- Ablation studies structure
- Acknowledgments and ethics statements
- Reproducibility checklist
- Figures directory prepared

~250 lines of LaTeX template ready for paper compilation

φ² + 1/φ² = 3 | TRINITY

Author: Antigravity Agent