{"slot": "IU_0143", "verdict": "ACCEPT", "name": "Steel Specter", "scores": {"brief": 10, "silhouette": 9, "style": 10, "originality": 7}, "reason": "sha256 verified. 512x512 PNG, strict 32x32 grid of uniform 16px cells; 7 colors all exact palette values. Sheet-ghost bust in steel, black dot eyes, cobalt tee with U+I logo, shoulders at bottom edge. Black outlines, #0c1610 bg with moss specks, single centered character, no forbidden text."}