{"slot": "IU_0409", "verdict": "ACCEPT", "name": "Cobalt Beacon", "scores": {"brief": 9, "silhouette": 8, "style": 10, "originality": 7}, "reason": "Sha256 verified. True 32x32 grid at 16x nearest-neighbour, 0 off-grid blocks; all 12 colours exactly from allowed palette plus black outline on #0c1610. Cobalt bot head, single phosphor cyclops eye, gold-tipped antenna, brick hoodie with drawstrings. One centered bust, no text."}