{"slot": "IU_0258", "verdict": "ACCEPT", "name": "Halo Skull", "scores": {"brief": 9, "silhouette": 9, "style": 10, "originality": 7}, "reason": "sha256 matches. Decoded: exact 32x32 grid at 16x (all blocks uniform), 8 colours: bg #0c1610, black outline, palette navy/cobalt/tangerine/gold/rust/bone. Tangerine skull, black dot eyes, gold halo, navy hoodie with drawstrings; one centered bust. No text."}