{"hook":"0x5a9e9859d2bFf9E103DC061185731DFA802a6aCC","block":93034867,"bits":10956,"flags":[{"bit":13,"key":"beforeInitialize","label":"Before initialize","risk":0,"does":"Runs once, when a pool is created.","fn":"beforeInitialize(address,(address,address,uint24,int24,address),uint160)","on":true},{"bit":12,"key":"afterInitialize","label":"After initialize","risk":0,"does":"Runs once, right after a pool is created.","fn":"afterInitialize(address,(address,address,uint24,int24,address),uint160,int24)","on":false},{"bit":11,"key":"beforeAddLiquidity","label":"Before add liquidity","risk":1,"does":"Can refuse a deposit, or only let some addresses provide liquidity.","fn":"beforeAddLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),bytes)","on":true},{"bit":10,"key":"afterAddLiquidity","label":"After add liquidity","risk":0,"does":"Runs after each deposit.","fn":"afterAddLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),int256,int256,bytes)","on":false},{"bit":9,"key":"beforeRemoveLiquidity","label":"Before remove liquidity","risk":2,"does":"Can refuse a withdrawal. LPs may not get out.","fn":"beforeRemoveLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),bytes)","on":true},{"bit":8,"key":"afterRemoveLiquidity","label":"After remove liquidity","risk":0,"does":"Runs after each withdrawal.","fn":"afterRemoveLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),int256,int256,bytes)","on":false},{"bit":7,"key":"beforeSwap","label":"Before swap","risk":1,"does":"Runs before every swap. On a dynamic-fee pool it can set the fee each time.","fn":"beforeSwap(address,(address,address,uint24,int24,address),(bool,int256,uint160),bytes)","on":true},{"bit":6,"key":"afterSwap","label":"After swap","risk":0,"does":"Runs after every swap.","fn":"afterSwap(address,(address,address,uint24,int24,address),(bool,int256,uint160),int256,bytes)","on":true},{"bit":5,"key":"beforeDonate","label":"Before donate","risk":0,"does":"Runs before a donation to LPs.","fn":"beforeDonate(address,(address,address,uint24,int24,address),uint256,uint256,bytes)","on":false},{"bit":4,"key":"afterDonate","label":"After donate","risk":0,"does":"Runs after a donation to LPs.","fn":"afterDonate(address,(address,address,uint24,int24,address),uint256,uint256,bytes)","on":false},{"bit":3,"key":"beforeSwapReturnDelta","label":"Before swap returns delta","risk":2,"does":"Can take part of what you put into a swap, or change how much is swapped.","fn":null,"on":true},{"bit":2,"key":"afterSwapReturnDelta","label":"After swap returns delta","risk":2,"does":"Can take part of what you get out of every swap.","fn":null,"on":true},{"bit":1,"key":"afterAddLiquidityReturnDelta","label":"After add returns delta","risk":2,"does":"Can charge LPs on the way in.","fn":null,"on":false},{"bit":0,"key":"afterRemoveLiquidityReturnDelta","label":"After remove returns delta","risk":2,"does":"Can take part of what LPs withdraw.","fn":null,"on":false}],"code":{"size":7107,"selectors":["0x0b66d2bf","0x21d0ee70","0x259982e5","0x4541b0bb","0x4fb0c1e8","0x575e24b4","0x6c2bbe7e","0x6fe7e6eb","0x791b98bc","0x9f063efc","0xa3f4bac7","0xb47b2fb1","0xb6a8b0fa","0xbf333f2c","0xc45a0155","0xc4e833ce","0xdc4c90d3","0xdc98354e","0xe1a45218","0xe1b4af69"],"delegatecall":false,"selfdestruct":false,"create":false,"calls":2,"addresses":[]},"proxy":{"implementation":null,"admin":null,"beacon":null,"clone":false},"owner":null,"functions":[{"selector":"0x0b66d2bf","name":"poolSnapshot(bytes32)"},{"selector":"0x21d0ee70","name":"beforeRemoveLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),bytes)"},{"selector":"0x259982e5","name":"beforeAddLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),bytes)"},{"selector":"0x4541b0bb","name":"liquiditySeeded(bytes32)"},{"selector":"0x4fb0c1e8","name":"PERMISSION_MASK()"},{"selector":"0x575e24b4","name":"beforeSwap(address,(address,address,uint24,int24,address),(bool,int256,uint160),bytes)"},{"selector":"0x6c2bbe7e","name":"afterRemoveLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),int256,int256,bytes)"},{"selector":"0x6fe7e6eb","name":"afterInitialize(address,(address,address,uint24,int24,address),uint160,int24)"},{"selector":"0x791b98bc","name":"positionManager()"},{"selector":"0x9f063efc","name":"afterAddLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),int256,int256,bytes)"},{"selector":"0xa3f4bac7","name":"ALL_HOOK_MASK()"},{"selector":"0xb47b2fb1","name":"afterSwap(address,(address,address,uint24,int24,address),(bool,int256,uint160),int256,bytes)"},{"selector":"0xb6a8b0fa","name":"beforeDonate(address,(address,address,uint24,int24,address),uint256,uint256,bytes)"},{"selector":"0xbf333f2c","name":"FEE_BPS()"},{"selector":"0xc45a0155","name":null},{"selector":"0xc4e833ce","name":"getHookPermissions()"},{"selector":"0xdc4c90d3","name":"poolManager()"},{"selector":"0xdc98354e","name":"beforeInitialize(address,(address,address,uint24,int24,address),uint160)"},{"selector":"0xe1a45218","name":"BPS_DENOMINATOR()"},{"selector":"0xe1b4af69","name":"afterDonate(address,(address,address,uint24,int24,address),uint256,uint256,bytes)"}],"history":{"pools":16,"firstTime":1788212161,"lastTime":1789160825},"pools":[{"id":"0x0c94f7ae533864dbca27649e817af191c46924a3377efc8e9486568ad8742b99","key":{"currency0":"0x6C7EF3882e6B7f068e37084474c93C7B8eac555F","currency1":"0xd0601CE157Db5bdC3162BbaC2a2C8aF5320D9EEC","fee":0,"tickSpacing":200,"hooks":"0x5a9e9859d2bFf9E103DC061185731DFA802a6aCC"},"symbols":["GPU","NVDA"],"state":{"sqrtP":"9684605586480030937720955","tick":-180200,"protocolFee":0,"lpFee":0,"liquidity":"122236907674545682165233"},"swaps":[{"zeroForOne":true,"ok":false,"why":"blocked","reason":"UnauthorizedPool"},{"zeroForOne":false,"ok":true,"amountIn":"7470930798917702","paid":"7470930798917702","got":"489760017591380190615915","expected":"499750124937531197905113","feePpm":0,"takePpm":19991}],"roundTrip":{"ok":false,"stage":"add","reason":"UnauthorizedLiquidityProvider"}},{"id":"0xe504bd1a6eb4f099ba9ec5b0705ac2c4e4b8313ae5f099265b36fac86c17dfc1","key":{"currency0":"0x117cc2133c37B721F49dE2A7a74833232B3B4C0C","currency1":"0x85f323e3C63F74E80CE8c191f531F0eC96D94C8B","fee":0,"tickSpacing":200,"hooks":"0x5a9e9859d2bFf9E103DC061185731DFA802a6aCC"},"symbols":["SPY","ARCT"],"state":{"sqrtP":"1204831589047655518092731280275944","tick":192599,"protocolFee":0,"lpFee":0,"liquidity":"65758702904602024455651"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"2162103503847857","paid":"2162103503847857","got":"489760017591380173637846","expected":"499750124937531150306205","feePpm":0,"takePpm":19991},{"zeroForOne":false,"ok":false,"why":"blocked","reason":"UnauthorizedPool"}],"roundTrip":{"ok":false,"stage":"add","reason":"UnauthorizedLiquidityProvider"}}],"openCallbacks":[],"checks":[{"id":"01","title":"Permissions that touch your money","status":"caution","detail":"The address enables before remove liquidity, before swap returns delta, after swap returns delta. The hook is allowed to take; the next two checks measure whether it does."},{"id":"02","title":"What it takes from a swap","status":"fail","detail":"One direction works and the other is refused (UnauthorizedPool). You may be able to buy and not sell."},{"id":"03","title":"LPs can get out","status":"n/a","detail":"Closed to outside LPs: only the hook's own liquidity is in the pool."},{"id":"04","title":"The fee is the fee","status":"pass","detail":"A fixed fee of 0%, written in the pool key."},{"id":"05","title":"No one holds the switch","status":"pass","detail":"No owner and no admin functions found."},{"id":"06","title":"The code cannot change","status":"pass","detail":"Not a proxy, no DELEGATECALL, no SELFDESTRUCT."},{"id":"07","title":"Only the PoolManager can call it","status":"pass","detail":"Each callback refused a call that did not come from the PoolManager."},{"id":"08","title":"Track record","status":"pass","detail":"16 pools over 49 days."}],"score":65,"verdict":"danger"}