{"hook":"0x31200554eCA1EFf6d130dbeC7975aFA1234b60CC","block":92973198,"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":5501,"selectors":["0x05ac0784","0x07ef2190","0x0cf2178d","0x1246dbf5","0x21d0ee70","0x259982e5","0x3139253a","0x37f7ae22","0x46ca626b","0x481c6a75","0x54d32f4e","0x575e24b4","0x5e3f2727","0x61d027b3","0x62595e0e","0x6c2bbe7e","0x6fe7e6eb","0x715018a6","0x7b81d1de","0x8b869b3b","0x8da5cb5b","0x9f063efc","0xb47b2fb1","0xb6a8b0fa","0xd73792a9","0xdc4c90d3","0xdc98354e","0xe09562fc","0xe1b4af69","0xf2fde38b"],"delegatecall":false,"selfdestruct":false,"create":false,"calls":2,"addresses":[]},"proxy":{"implementation":null,"admin":null,"beacon":null,"clone":false},"owner":"0xbeb76A70c82B09E30B2008eAFa7F987987EC9e0b","functions":[{"selector":"0x05ac0784","name":null},{"selector":"0x07ef2190","name":"poolConfigs(bytes32)"},{"selector":"0x0cf2178d","name":null},{"selector":"0x1246dbf5","name":"hasPool(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":"0x3139253a","name":null},{"selector":"0x37f7ae22","name":"devShareRate()"},{"selector":"0x46ca626b","name":"TICK_SPACING()"},{"selector":"0x481c6a75","name":"manager()"},{"selector":"0x54d32f4e","name":null},{"selector":"0x575e24b4","name":"beforeSwap(address,(address,address,uint24,int24,address),(bool,int256,uint160),bytes)"},{"selector":"0x5e3f2727","name":"LP_FEE()"},{"selector":"0x61d027b3","name":"treasury()"},{"selector":"0x62595e0e","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":"0x715018a6","name":"renounceOwnership()"},{"selector":"0x7b81d1de","name":"poolOfToken(address)"},{"selector":"0x8b869b3b","name":null},{"selector":"0x8da5cb5b","name":"owner()"},{"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":"0xb6a8b0fa","name":"beforeDonate(address,(address,address,uint24,int24,address),uint256,uint256,bytes)"},{"selector":"0xd73792a9","name":"FEE_DENOMINATOR()"},{"selector":"0xdc4c90d3","name":"poolManager()"},{"selector":"0xdc98354e","name":"beforeInitialize(address,(address,address,uint24,int24,address),uint160)"},{"selector":"0xe09562fc","name":"configManager(address)"},{"selector":"0xe1b4af69","name":"afterDonate(address,(address,address,uint24,int24,address),uint256,uint256,bytes)"},{"selector":"0xf2fde38b","name":"transferOwnership(address)"}],"history":{"pools":32,"firstTime":1783946388,"lastTime":1790328448},"pools":[{"id":"0x204f4ef399fa6b0f8f1bd3303de3024526e7dd0e67b4abff78b6344945570c18","key":{"currency0":"0x0000000000000000000000000000000000000000","currency1":"0x97af36517A63b4A10A5f93Cf15127A6da737ccCC","fee":0,"tickSpacing":200,"hooks":"0x31200554eCA1EFf6d130dbeC7975aFA1234b60CC"},"symbols":["ETH","VLAD"],"state":{"sqrtP":"1994888654557000459226281834830546","tick":202685,"protocolFee":0,"lpFee":0,"liquidity":"31304920380045370763610"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"621646554984573","paid":"621646554984573","got":"389979660222961129859263","expected":"393916880100122699297644","feePpm":0,"takePpm":9996},{"zeroForOne":false,"ok":true,"amountIn":"394113838540173057041600","paid":"394113838540173057041600","got":"615122528170642","expected":"621335887041052","feePpm":0,"takePpm":10000}],"roundTrip":{"ok":true,"lossPpm":1,"added":["-4363209313410","-2655642070801179093521"],"removed":["4363209313409","2655642070801179093520"]}},{"id":"0xf9559fc80edbbe2a7f069509339756ed14feaa682db9c6e8b12b841c65019ca1","key":{"currency0":"0x0000000000000000000000000000000000000000","currency1":"0xB8aaD220341Ed8d9558D4Aea2D96A677813DcccC","fee":0,"tickSpacing":200,"hooks":"0x31200554eCA1EFf6d130dbeC7975aFA1234b60CC"},"symbols":["ETH","ji"],"state":{"sqrtP":"1327307613131478989150034351817978","tick":194536,"protocolFee":0,"lpFee":0,"liquidity":"31304920380045370763610"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"934309158942741","paid":"934309158942741","got":"259474618193821171392249","expected":"262094264110194395588601","feePpm":0,"takePpm":9996},{"zeroForOne":false,"ok":true,"amountIn":"262225311242249701655485","paid":"262225311242249701655485","got":"924503815445591","expected":"933842237823829","feePpm":0,"takePpm":10000}],"roundTrip":{"ok":true,"lossPpm":1,"added":["-6098481600818","-1895694084787307254885"],"removed":["6098481600817","1895694084787307254884"]}}],"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":"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 0%, written in the pool key."},{"id":"05","title":"No one holds the switch","status":"caution","detail":"Owned by 0xbeb76A70c82B09E30B2008eAFa7F987987EC9e0b. Owner-style functions: 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":"32 pools over 98 days."}],"score":88,"verdict":"caution"}