{"hook":"0xEc1057eef1AFae71BB4cbdBA88bAC660163BC0cC","block":93392979,"bits":204,"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":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":4937,"selectors":["0x16eebd1e","0x21d0ee70","0x259982e5","0x4aa4a4fc","0x54bd8ad4","0x575e24b4","0x62308e85","0x6c2bbe7e","0x6fe7e6eb","0x9f063efc","0xb47b2fb1","0xb681fb06","0xb6a8b0fa","0xbd16246b","0xbd66528a","0xc1b8411a","0xc4e833ce","0xce8f6078","0xdc98354e","0xe1b4af69"],"delegatecall":false,"selfdestruct":false,"create":false,"calls":2,"addresses":[]},"proxy":{"implementation":null,"admin":null,"beacon":null,"clone":false},"owner":null,"functions":[{"selector":"0x16eebd1e","name":"launcher()"},{"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":"0x4aa4a4fc","name":"WETH9()"},{"selector":"0x54bd8ad4","name":"pendingWeth(bytes32)"},{"selector":"0x575e24b4","name":"beforeSwap(address,(address,address,uint24,int24,address),(bool,int256,uint160),bytes)"},{"selector":"0x62308e85","name":"POOL_MANAGER()"},{"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":"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":"0xb681fb06","name":"initializeLauncher(address)"},{"selector":"0xb6a8b0fa","name":"beforeDonate(address,(address,address,uint24,int24,address),uint256,uint256,bytes)"},{"selector":"0xbd16246b","name":"registerPool((address,address,uint24,int24,address),address,address,address,uint24,uint16)"},{"selector":"0xbd66528a","name":"claim(bytes32)"},{"selector":"0xc1b8411a","name":"DEPLOYER()"},{"selector":"0xc4e833ce","name":"getHookPermissions()"},{"selector":"0xce8f6078","name":"configs(bytes32)"},{"selector":"0xdc98354e","name":"beforeInitialize(address,(address,address,uint24,int24,address),uint160)"},{"selector":"0xe1b4af69","name":"afterDonate(address,(address,address,uint24,int24,address),uint256,uint256,bytes)"}],"history":{"pools":4,"firstTime":1788536665,"lastTime":1788796899},"pools":[{"id":"0x28512fde83a182607d512b938bd2723d0a6d4181b64e3c557eb832b71dcea41f","key":{"currency0":"0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73","currency1":"0x3711952CD72899d574182A9da139c211a714AB02","fee":0,"tickSpacing":200,"hooks":"0xEc1057eef1AFae71BB4cbdBA88bAC660163BC0cC"},"symbols":["WETH","MTX2"],"state":{"sqrtP":"8725421737952070455399905877936539","tick":232199,"protocolFee":0,"lpFee":0,"liquidity":"90801527873035339098859"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"412245873203880","paid":"412245873203880","got":"4947550962273676072019681","expected":"4997501249375304109126581","feePpm":0,"takePpm":9996},{"zeroForOne":false,"ok":false,"why":"thin","reason":"no liquidity above the price"}],"roundTrip":{"ok":true,"lossPpm":1,"added":["-2436621355135","-39208639394972813362027"],"removed":["2436621355134","39208639394972813362026"]}},{"id":"0x75f627e4041cb4cefbb3f1e06b43b9069dd53100feab31e994e5fc49931d016c","key":{"currency0":"0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73","currency1":"0x9B46445E57990A3266FD64547285e7d9f79032bc","fee":0,"tickSpacing":200,"hooks":"0xEc1057eef1AFae71BB4cbdBA88bAC660163BC0cC"},"symbols":["WETH","BBENG"],"state":{"sqrtP":"8806834943650189967567369746552057","tick":232385,"protocolFee":0,"lpFee":0,"liquidity":"89898082520902733243697"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"404371146800144","paid":"404371146800144","got":"4844197693989068733708671","expected":"4993943368388640195491454","feePpm":0,"takePpm":29986},{"zeroForOne":false,"ok":true,"amountIn":"1779829960380183560372528","paid":"1779829960380183560372528","got":"139698697122657","expected":"144019275384182","feePpm":0,"takePpm":30000}],"roundTrip":{"ok":true,"lossPpm":1,"added":["-2445952358548","-38496707409541151787910"],"removed":["2445952358547","38496707409541151787909"]}}],"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 3% 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."},{"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 45 days."}],"score":75,"verdict":"caution"}