{"hook":"0xa9F8Da2F2578cA79245FC7f5a96F3A914835E0cC","block":93298542,"bits":8396,"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":false},{"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":false},{"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":9892,"selectors":["0xf0f6c548","0xfc3c655d","0xfffb8041","0xe1f1c4a7","0xeb13554f","0xce07d308","0xdc4c90d3","0xdc98354e","0xe1b4af69","0xb47b2fb1","0xb6a8b0fa","0xcae94843","0xcc3cbd2a","0x9f063efc","0xa0e5a3e2","0xa63ad079","0xb1305c6b","0x838c90dd","0x8cd7825f","0x91dd7346","0x9ba64043","0x575e24b4","0x6c2bbe7e","0x6c55e688","0x6fe7e6eb","0x3b759efb","0x46ca626b","0x4e1d5d1a","0x539aa77f","0x0a204a20","0x0aa88559","0x21d0ee70","0x259982e5"],"delegatecall":false,"selfdestruct":false,"create":false,"calls":4,"addresses":[]},"proxy":{"implementation":null,"admin":null,"beacon":null,"clone":false},"owner":null,"functions":[{"selector":"0xf0f6c548","name":"claimHolderFees(bytes32)"},{"selector":"0xfc3c655d","name":null},{"selector":"0xfffb8041","name":null},{"selector":"0xe1f1c4a7","name":"BASIS_POINTS()"},{"selector":"0xeb13554f","name":"platformFeeRecipient()"},{"selector":"0xce07d308","name":"registerPool((address,address,uint24,int24,address))"},{"selector":"0xdc4c90d3","name":"poolManager()"},{"selector":"0xdc98354e","name":"beforeInitialize(address,(address,address,uint24,int24,address),uint160)"},{"selector":"0xe1b4af69","name":"afterDonate(address,(address,address,uint24,int24,address),uint256,uint256,bytes)"},{"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":"0xcae94843","name":"HOLDER_FEE_BPS()"},{"selector":"0xcc3cbd2a","name":"CREATOR_FEE_BPS()"},{"selector":"0x9f063efc","name":"afterAddLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),int256,int256,bytes)"},{"selector":"0xa0e5a3e2","name":"quoteRegistry()"},{"selector":"0xa63ad079","name":null},{"selector":"0xb1305c6b","name":null},{"selector":"0x838c90dd","name":null},{"selector":"0x8cd7825f","name":"poolFeeConfig(bytes32)"},{"selector":"0x91dd7346","name":"unlockCallback(bytes)"},{"selector":"0x9ba64043","name":"LP_FEE_PIPS()"},{"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":"0x6c55e688","name":"REWARDS_FEE_BPS()"},{"selector":"0x6fe7e6eb","name":"afterInitialize(address,(address,address,uint24,int24,address),uint160,int24)"},{"selector":"0x3b759efb","name":"TOTAL_SWAP_FEE_BPS()"},{"selector":"0x46ca626b","name":"TICK_SPACING()"},{"selector":"0x4e1d5d1a","name":null},{"selector":"0x539aa77f","name":"PLATFORM_FEE_BPS()"},{"selector":"0x0a204a20","name":"claimPlatformFees(bytes32)"},{"selector":"0x0aa88559","name":null},{"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)"}],"history":{"pools":4,"firstTime":1788283368,"lastTime":1788333026},"pools":[{"id":"0x8557022242d0a266c99c047b92b788c24e5e90c5805ee0eab213dfa2eaadfd7a","key":{"currency0":"0x4a0E65A3EcceC6dBe60AE065F2e7bb85Fae35eEa","currency1":"0x5D42BAc3d779B6A3CfC1860BD647f05D1619E5EE","fee":0,"tickSpacing":200,"hooks":"0xa9F8Da2F2578cA79245FC7f5a96F3A914835E0cC"},"symbols":["SPCX","CATSTRO"],"state":{"sqrtP":"467629608745242217465431113517306","tick":173670,"protocolFee":0,"lpFee":0,"liquidity":"166658286746070749226363"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"14118042976465934","paid":"14118042976465934","got":"484218890307378516128630","expected":"491589096934634103962983","feePpm":0,"takePpm":14993},{"zeroForOne":false,"ok":true,"amountIn":"491834891483101437003690","paid":"491834891483101437003690","got":"13899322670483704","expected":"14110987482724572","feePpm":0,"takePpm":15000}],"roundTrip":{"ok":true,"lossPpm":1,"added":["-101105573139343","-3243798054748176300425"],"removed":["101105573139342","3243798054748176300424"]}}],"openCallbacks":[],"checks":[{"id":"01","title":"Permissions that touch your money","status":"caution","detail":"The address enables 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":"caution","detail":"It takes 1.50% of each swap on top of the pool fee."},{"id":"03","title":"LPs can get out","status":"pass","detail":"Liquidity added and removed in the same block came back whole."},{"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":"caution","detail":"No owner() but it has claimHolderFees, claimPlatformFees."},{"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":"4 pools over 48 days."}],"score":75,"verdict":"caution"}