{"hook":"0x73E58E2aEd8274afAB01059D2144990aa829a0CC","block":93489605,"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":11216,"selectors":["0x0885f732","0x08b66372","0x1d8ef3ef","0x1dfce5c6","0x21c0b342","0x21d0ee70","0x259982e5","0x2d46f589","0x2feb2668","0x52f4ac21","0x575e24b4","0x63908162","0x69801ac4","0x6c2bbe7e","0x6fe7e6eb","0x91dd7346","0x9f063efc","0xb47b2fb1","0xb4ba9e11","0xb6a8b0fa","0xc4e833ce","0xcbaa1a47","0xd4570c1c","0xd55be8c6","0xdc4c90d3","0xdc98354e","0xe1b4af69","0xfdf9d6ae"],"delegatecall":false,"selfdestruct":false,"create":false,"calls":7,"addresses":[]},"proxy":{"implementation":null,"admin":null,"beacon":null,"clone":false},"owner":null,"functions":[{"selector":"0x0885f732","name":"poolConfig(bytes32)"},{"selector":"0x08b66372","name":"HOOK_FLAGS()"},{"selector":"0x1d8ef3ef","name":"currentFeeBps(bytes32)"},{"selector":"0x1dfce5c6","name":"totalClaimable(address)"},{"selector":"0x21c0b342","name":"claim(address,address)"},{"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":"0x2d46f589","name":null},{"selector":"0x2feb2668","name":null},{"selector":"0x52f4ac21","name":null},{"selector":"0x575e24b4","name":"beforeSwap(address,(address,address,uint24,int24,address),(bool,int256,uint160),bytes)"},{"selector":"0x63908162","name":null},{"selector":"0x69801ac4","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":"0x91dd7346","name":"unlockCallback(bytes)"},{"selector":"0x9f063efc","name":"afterAddLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),int256,int256,bytes)"},{"selector":"0xb47b2fb1","name":"afterSwap(address,(address,address,uint24,int24,address),(bool,int256,uint160),int256,bytes)"},{"selector":"0xb4ba9e11","name":"claimFor(address,address)"},{"selector":"0xb6a8b0fa","name":"beforeDonate(address,(address,address,uint24,int24,address),uint256,uint256,bytes)"},{"selector":"0xc4e833ce","name":"getHookPermissions()"},{"selector":"0xcbaa1a47","name":"MIN_FEE_BPS()"},{"selector":"0xd4570c1c","name":"claimable(address,address)"},{"selector":"0xd55be8c6","name":"MAX_FEE_BPS()"},{"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":"0xfdf9d6ae","name":null}],"history":{"pools":3,"firstTime":1790953601,"lastTime":1790953715},"pools":[{"id":"0x8d1d78dd35e6dfb164f0257ae2dd257dbb6316d6019cd9d2ac967cccf08bed27","key":{"currency0":"0x0000000000000000000000000000000000000000","currency1":"0xeb36504FAa508273C9D0F6287090d84F60d6b3E5","fee":0,"tickSpacing":200,"hooks":"0x73E58E2aEd8274afAB01059D2144990aa829a0CC"},"symbols":["ETH","OPLN"],"state":{"sqrtP":"1292187086431963416163014443533218","tick":193999,"protocolFee":0,"lpFee":0,"liquidity":"56991442196233760567854"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"1747164668203505","paid":"1747164668203505","got":"441309044929998650645617","expected":"464524229176296413408897","feePpm":0,"takePpm":49977},{"zeroForOne":false,"ok":true,"amountIn":"22927324697786765804","paid":"22927324697786765804","got":"81881417130","expected":"86190965400","feePpm":0,"takePpm":50000}],"roundTrip":{"ok":true,"lossPpm":1,"added":["-10326828747278","-3644485123253824995888"],"removed":["10326828747277","3644485123253824995887"]}},{"id":"0x40fe05dbb7bfefdb0b7a733eb08cef3472a2e164d6a727a9f44751ec46d9ea73","key":{"currency0":"0x0000000000000000000000000000000000000000","currency1":"0xE13c6Baa16d9A035D84E31bfD316f490Be152d83","fee":0,"tickSpacing":200,"hooks":"0x73E58E2aEd8274afAB01059D2144990aa829a0CC"},"symbols":["ETH","OPLN"],"state":{"sqrtP":"1292187086412130730422885526723446","tick":193999,"protocolFee":0,"lpFee":0,"liquidity":"56991442196233760567854"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"1747164668230320","paid":"1747164668230320","got":"441309044923225115521051","expected":"464524229169166624535912","feePpm":0,"takePpm":49977},{"zeroForOne":false,"ok":true,"amountIn":"22930891274768628558","paid":"22930891274768628558","got":"81894154614","expected":"86204373277","feePpm":0,"takePpm":50000}],"roundTrip":{"ok":true,"lossPpm":1,"added":["-10326828752641","-3644485121827194203143"],"removed":["10326828752640","3644485121827194203142"]}}],"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 5% 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 claim, claimFor, claimable."},{"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":"3 pools over 17 days."}],"score":75,"verdict":"caution"}