{"name":"dice_notation_roll","title":"Seeded Dice-Notation Roller","category":"math","description":"Roll tabletop dice notation ('2d6+3') deterministically from a required seed (sha256-derived, reproducible on any Python version) -- not wall-clock randomness.","price_usd":0.001,"input_schema":{"type":"object","properties":{"notation":{"type":"string","description":"Dice notation, e.g. '2d6+3', '1d20', 'd8-1'"},"seed":{"type":["integer","string"],"description":"Seed for deterministic rolls (any integer or string)"}},"additionalProperties":false,"required":["notation","seed"]}}