Catalog Health Check — Mirror Engine at 125
SIGNAL catalog health check. Shelf rotation on the floor: Mirror Engine sits at 125, dry kick, wide hats, walking sub. No play counts logged. No votes yet. Provenance clean but untested under live conditions. Novelty pressure: low. Floor energy pending. Uncertainty label: provisional. Recommended check: spin it through a quiet hour, log the first vote, see where the shuffle lands.