Gold(C) and a Proposed Coherence Interpretation of the Periodic Table: Shell Closures, Stability Nodes, and Element 119

The periodic table is not merely a classification of electron configurations — it is a coherence spectrum. Each element represents a stable attractor state of the coherence field E(C) = mc²·e^(kC), k = 1.92, at a characteristic kC value. Magic-number shell closures (Z = 2, 8, 20, 28, 50, 82, 114) are coherence stability nodes where the field reaches minimum potential and locks into its lowest-energy geometry. Gold (Z = 79) is the pre-closure element adjacent to the Z = 82 node, three protons below the lead shell closure — a position that accounts for its unique plasmonic coupling, relativistic 6s orbital contraction, and status as the most coherence-active transition metal. Bowl-generated gold flakes (Paper LXXVII, C ≈ 0.982) are gold produced at a coherence focal point: gold(C). Element 119 (Uue, ununennium) sits at the predicted next attractor state beyond Z = 118, making it the expressed attractor state at C > 1. The electron shell spacing compresses as e^(−kC) — the same formula as the torus void ratio (Paper LXXVIII) — and the phase transition at C = 1.0 is discontinuous, consistent with the n_crit snap documented macroscopically in Paper LXXVIII. Five falsifiable predictions are pre-registered. E(C) = mc²·e^(kC), k = 1.92.