{"hook":"0x3F69290ECfe5415F5Dd86f653e8E019247f525C4","block":92949818,"bits":9668,"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":true},{"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":true},{"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":7747,"selectors":["0x01ffc9a7","0x09d0fa12","0x1a5a8e8c","0x21d0ee70","0x248a9ca3","0x259982e5","0x2f2ff15d","0x36568abe","0x38d7bfce","0x4327623d","0x45596e2e","0x575e24b4","0x58700bed","0x6c2bbe7e","0x6fe7e6eb","0x90f5abe4","0x91d14854","0x9f063efc","0xa217fddf","0xa42dce80","0xb2f5ec3e","0xb47b2fb1","0xb6a8b0fa","0xc0da840d","0xc415b95c","0xc4e833ce","0xd547741f","0xd73792a9","0xdc4c90d3","0xdc98354e","0xe1b4af69","0xe86dea4a","0xf9b6117f"],"delegatecall":false,"selfdestruct":false,"create":false,"calls":4,"addresses":[]},"proxy":{"implementation":null,"admin":null,"beacon":null,"clone":false},"owner":null,"functions":[{"selector":"0x01ffc9a7","name":"supportsInterface(bytes4)"},{"selector":"0x09d0fa12","name":"pausePool(bytes32)"},{"selector":"0x1a5a8e8c","name":"setSwapValidator(address)"},{"selector":"0x21d0ee70","name":"beforeRemoveLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),bytes)"},{"selector":"0x248a9ca3","name":"getRoleAdmin(bytes32)"},{"selector":"0x259982e5","name":"beforeAddLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),bytes)"},{"selector":"0x2f2ff15d","name":"grantRole(bytes32,address)"},{"selector":"0x36568abe","name":"renounceRole(bytes32,address)"},{"selector":"0x38d7bfce","name":"authorizedPoolInitializers(address)"},{"selector":"0x4327623d","name":"poolPaused(bytes32)"},{"selector":"0x45596e2e","name":"setFeeRate(uint256)"},{"selector":"0x575e24b4","name":"beforeSwap(address,(address,address,uint24,int24,address),(bool,int256,uint160),bytes)"},{"selector":"0x58700bed","name":"swapValidator()"},{"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":"0x90f5abe4","name":"unpausePool(bytes32)"},{"selector":"0x91d14854","name":"hasRole(bytes32,address)"},{"selector":"0x9f063efc","name":"afterAddLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),int256,int256,bytes)"},{"selector":"0xa217fddf","name":"DEFAULT_ADMIN_ROLE()"},{"selector":"0xa42dce80","name":"setFeeCollector(address)"},{"selector":"0xb2f5ec3e","name":"setAuthorizedPoolInitializer(address,bool)"},{"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":"0xc0da840d","name":"setOrderManager(address)"},{"selector":"0xc415b95c","name":"feeCollector()"},{"selector":"0xc4e833ce","name":"getHookPermissions()"},{"selector":"0xd547741f","name":"revokeRole(bytes32,address)"},{"selector":"0xd73792a9","name":"FEE_DENOMINATOR()"},{"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":"0xe86dea4a","name":"feeNumerator()"},{"selector":"0xf9b6117f","name":"orderManager()"}],"history":{"pools":46,"firstTime":1785541405,"lastTime":1789001292},"pools":[{"id":"0xf3531aad55c9ca5bf10108240ea585329a79a16032a34993316a799c3602b601","key":{"currency0":"0x2f7a4BeF96473EfA070F06B9e6BB050846ceEf49","currency1":"0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168","fee":10000,"tickSpacing":60,"hooks":"0x3F69290ECfe5415F5Dd86f653e8E019247f525C4"},"symbols":["NO","USDG"],"state":{"sqrtP":"56022770974786139918731","tick":-283256,"protocolFee":0,"lpFee":10000,"liquidity":"707106781186"},"swaps":[{"zeroForOne":true,"ok":false,"why":"thin","reason":"too little liquidity to measure"},{"zeroForOne":false,"ok":true,"amountIn":"1000","paid":"1000","got":"1956326473582304","expected":"1976087347052832","feePpm":10000,"takePpm":10000}],"roundTrip":{"ok":true,"lossPpm":48,"added":["-45620857544657498","-21040"],"removed":["45620857544657497","21039"]}},{"id":"0x32149636e6d473c060de1fde377820ec743be18e65276cbcf5b00acf48534122","key":{"currency0":"0x1c024ddCD9c39C7199eEe53EC1A33291d061e380","currency1":"0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168","fee":10000,"tickSpacing":60,"hooks":"0x3F69290ECfe5415F5Dd86f653e8E019247f525C4"},"symbols":["YES","USDG"],"state":{"sqrtP":"56022770974786139918731","tick":-283256,"protocolFee":0,"lpFee":10000,"liquidity":"707106781186"},"swaps":[{"zeroForOne":true,"ok":false,"why":"thin","reason":"too little liquidity to measure"},{"zeroForOne":false,"ok":true,"amountIn":"1000","paid":"1000","got":"1956326473582304","expected":"1976087347052832","feePpm":10000,"takePpm":10000}],"roundTrip":{"ok":true,"lossPpm":48,"added":["-45620857544657498","-21040"],"removed":["45620857544657497","21039"]}}],"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":"pass","detail":"It takes 1% 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 1%, written in the pool key."},{"id":"05","title":"No one holds the switch","status":"caution","detail":"No owner() but it has pausePool, setSwapValidator, grantRole, setFeeRate, unpausePool, setFeeCollector."},{"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":"46 pools over 79 days."}],"score":88,"verdict":"caution"}