{"hook":"0x66bC8F91f0efDEcaf2f07A38f780F6615A7200c4","block":93089896,"bits":196,"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":false},{"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":false},{"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":5913,"selectors":["0x08ac6289","0x1d9e182f","0x21d0ee70","0x259982e5","0x330adf21","0x38759da4","0x3a0d5443","0x408ce93b","0x4bab632f","0x575e24b4","0x5a6c72d0","0x5f40ae9f","0x6c2bbe7e","0x6fe7e6eb","0x79ba5097","0x87df06dc","0x88457c34","0x8da5cb5b","0x94168af8","0x9a50c628","0x9c14f085","0x9d951b3b","0x9f063efc","0xaad33c17","0xb47b2fb1","0xb6a8b0fa","0xbc063e1a","0xc4e833ce","0xcb3b3ab3","0xcd34b7a8","0xd9c87312","0xd9caed12","0xdc4c90d3","0xdc98354e","0xe1a45218","0xe1b4af69","0xe30c3978","0xf2fde38b"],"delegatecall":false,"selfdestruct":false,"create":false,"calls":3,"addresses":[]},"proxy":{"implementation":null,"admin":null,"beacon":null,"clone":false},"owner":"0x29ADc1aD15d2a32645Cca1429E4281376a14cBBf","functions":[{"selector":"0x08ac6289","name":"tierTwoFee()"},{"selector":"0x1d9e182f","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)"},{"selector":"0x330adf21","name":null},{"selector":"0x38759da4","name":"gasThreshold()"},{"selector":"0x3a0d5443","name":"setDefaultFee(uint24)"},{"selector":"0x408ce93b","name":null},{"selector":"0x4bab632f","name":null},{"selector":"0x575e24b4","name":"beforeSwap(address,(address,address,uint24,int24,address),(bool,int256,uint160),bytes)"},{"selector":"0x5a6c72d0","name":"defaultFee()"},{"selector":"0x5f40ae9f","name":null},{"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":"0x79ba5097","name":"acceptOwnership()"},{"selector":"0x87df06dc","name":"clearPoolFeeOverride(bytes32)"},{"selector":"0x88457c34","name":"poolFeeOverride(bytes32)"},{"selector":"0x8da5cb5b","name":"owner()"},{"selector":"0x94168af8","name":"swapCount(bytes32)"},{"selector":"0x9a50c628","name":"tierOneFee()"},{"selector":"0x9c14f085","name":null},{"selector":"0x9d951b3b","name":"tierThreeFee()"},{"selector":"0x9f063efc","name":"afterAddLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),int256,int256,bytes)"},{"selector":"0xaad33c17","name":null},{"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":"0xbc063e1a","name":"MAX_FEE()"},{"selector":"0xc4e833ce","name":"getHookPermissions()"},{"selector":"0xcb3b3ab3","name":"setGasThreshold(uint256)"},{"selector":"0xcd34b7a8","name":null},{"selector":"0xd9c87312","name":null},{"selector":"0xd9caed12","name":"withdraw(address,address,uint256)"},{"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)"},{"selector":"0xe30c3978","name":"pendingOwner()"},{"selector":"0xf2fde38b","name":"transferOwnership(address)"}],"history":{"pools":10,"firstTime":1787659473,"lastTime":1788223841},"pools":[{"id":"0x23ffb2f6126149f20d3cfe219dfc1ed4b9ea8aaeac8a75f9b9d8edfba65676f2","key":{"currency0":"0x0000000000000000000000000000000000000000","currency1":"0xCceE82fE024c36fA15E1005edE3E9e4787e23D09","fee":8388608,"tickSpacing":10,"hooks":"0x66bC8F91f0efDEcaf2f07A38f780F6615A7200c4"},"symbols":["ETH","HIMS"],"state":{"sqrtP":"708369341964854307109773461533","tick":43814,"protocolFee":0,"lpFee":0,"liquidity":"34885001398105840"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"237373706836","paid":"237373706836","got":"18784601916212","expected":"18974333827076","feePpm":0,"takePpm":10000},{"zeroForOne":false,"ok":true,"amountIn":"20015257478569","paid":"20015257478569","got":"242854154354","expected":"250364625624","feePpm":0,"takePpm":29999}],"roundTrip":{"ok":true,"lossPpm":1,"added":["-11627990525","-929130019186"],"removed":["11627990524","929130019185"]}},{"id":"0xa2176bf0e57558d7a3fec161d110a270e1ca45330824cdb3b7d1da40e5042528","key":{"currency0":"0x0000000000000000000000000000000000000000","currency1":"0xCceE82fE024c36fA15E1005edE3E9e4787e23D09","fee":8388608,"tickSpacing":5,"hooks":"0x66bC8F91f0efDEcaf2f07A38f780F6615A7200c4"},"symbols":["ETH","HIMS"],"state":{"sqrtP":"712704007534830916524918583653","tick":43936,"protocolFee":0,"lpFee":0,"liquidity":"34885001398105840"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"91336120973","paid":"91336120973","got":"7242989393074","expected":"7390802021853","feePpm":0,"takePpm":20000},{"zeroForOne":false,"ok":true,"amountIn":"12222539933061","paid":"12222539933061","got":"146506724054","expected":"151037683374","feePpm":0,"takePpm":29999}],"roundTrip":{"ok":true,"lossPpm":1,"added":["-11519315306","-930275164582"],"removed":["11519315305","930275164581"]}}],"openCallbacks":[],"checks":[{"id":"01","title":"Permissions that touch your money","status":"caution","detail":"The address enables 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 3.00% 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":"caution","detail":"Its pools use a dynamic fee that the hook sets before every swap. It stands at 0% now and can change."},{"id":"05","title":"No one holds the switch","status":"caution","detail":"Owned by 0x29ADc1aD15d2a32645Cca1429E4281376a14cBBf. Owner-style functions: setDefaultFee, setGasThreshold, withdraw, transferOwnership."},{"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":"10 pools over 55 days."}],"score":73,"verdict":"caution"}