{"hook":"0x893488222c5657dDf4d749671637638859966044","block":93241976,"bits":8260,"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":false},{"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":11339,"selectors":["0x09f2c019","0x12381a67","0x1c3c0ea8","0x21d0ee70","0x259982e5","0x575e24b4","0x5bb47808","0x6c2bbe7e","0x6fe7e6eb","0x715018a6","0x7862505c","0x8da5cb5b","0x91dd7346","0x9f063efc","0xa9bc5b53","0xac24d97e","0xad091230","0xb47b2fb1","0xb6a8b0fa","0xc34c08e5","0xc34d6171","0xc3fcd8c5","0xc45a0155","0xc4b7de97","0xc4e833ce","0xdc4c90d3","0xdc98354e","0xe1b4af69","0xe5598293","0xe594ee35","0xe9702d27","0xed8ef7a3","0xf1f5c993","0xf2fde38b"],"delegatecall":false,"selfdestruct":false,"create":false,"calls":16,"addresses":["0xfFfD8963eFD1FC6A506488495D951d5263988d26","0xfFfd8963EFd1fC6A506488495d951d5263988d25"]},"proxy":{"implementation":null,"admin":null,"beacon":null,"clone":false},"owner":"0xA5b7c4C651f787debDECd6d7bf6346E35406D18d","functions":[{"selector":"0x09f2c019","name":"getPoolInfo(bytes32)"},{"selector":"0x12381a67","name":"executeBuyback(bytes32)"},{"selector":"0x1c3c0ea8","name":"setExecutor(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":"0x575e24b4","name":"beforeSwap(address,(address,address,uint24,int24,address),(bool,int256,uint160),bytes)"},{"selector":"0x5bb47808","name":"setFactory(address)"},{"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":"0x7862505c","name":"setBuybackVault(address)"},{"selector":"0x8da5cb5b","name":"owner()"},{"selector":"0x91dd7346","name":"unlockCallback(bytes)"},{"selector":"0x9f063efc","name":"afterAddLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),int256,int256,bytes)"},{"selector":"0xa9bc5b53","name":"KEEPER_REWARD_BPS()"},{"selector":"0xac24d97e","name":"MAX_INTERNAL_SLIPPAGE_BPS()"},{"selector":"0xad091230","name":"launches(bytes32)"},{"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":"0xc34c08e5","name":"executor()"},{"selector":"0xc34d6171","name":"registerPool((address,address,uint24,int24,address),address,address,address,uint16,uint16,uint8,uint256)"},{"selector":"0xc3fcd8c5","name":"pendingBuyback(bytes32)"},{"selector":"0xc45a0155","name":null},{"selector":"0xc4b7de97","name":"feeEscrow()"},{"selector":"0xc4e833ce","name":"getHookPermissions()"},{"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":"0xe5598293","name":"getPoolKey(bytes32)"},{"selector":"0xe594ee35","name":"canExecuteBuyback(bytes32)"},{"selector":"0xe9702d27","name":"lastSwapBlock(bytes32)"},{"selector":"0xed8ef7a3","name":"setCreatorFeeRecipient(bytes32,address)"},{"selector":"0xf1f5c993","name":"buybackVault()"},{"selector":"0xf2fde38b","name":"transferOwnership(address)"}],"history":{"pools":5,"firstTime":1788908733,"lastTime":1792025824},"pools":[{"id":"0x574596ca78e0ec91044f9c72d3a07c952892ee3219e6a2fb0f85d4e424d62237","key":{"currency0":"0x0000000000000000000000000000000000000000","currency1":"0x6AdB9Cd443F4653572101E2F91b35ea1ed5f6b69","fee":0,"tickSpacing":60,"hooks":"0x893488222c5657dDf4d749671637638859966044"},"symbols":["ETH","SEED"],"state":{"sqrtP":"473872533293180589013161209711308","tick":173935,"protocolFee":0,"lpFee":0,"liquidity":"35207496101344433873241"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"2943223152703654","paid":"2943223152703654","got":"104185000665847590118848","expected":"105237374409947060726109","feePpm":0,"takePpm":10000},{"zeroForOne":false,"ok":true,"amountIn":"10706685163763459221506","paid":"10706685163763459221506","got":"296281299040371","expected":"299274039434718","feePpm":0,"takePpm":10000}],"roundTrip":{"ok":true,"lossPpm":1,"added":["-17512375290813","-679395692617225568452"],"removed":["17512375290812","679395692617225568451"]}},{"id":"0x0c724de58335bd684d8ffa67a8194c0beefa042b563c63b9ee6717574b4838a1","key":{"currency0":"0x0000000000000000000000000000000000000000","currency1":"0xdA38446E5b70181B3CEAebbAf31dAa56E703F3cb","fee":0,"tickSpacing":60,"hooks":"0x893488222c5657dDf4d749671637638859966044"},"symbols":["ETH","BEAN"],"state":{"sqrtP":"24992236665596524021076966450408356","tick":253247,"protocolFee":0,"lpFee":0,"liquidity":"2974451209887296167817"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"4714670139389","paid":"4714670139389","got":"464216418466071061142270","expected":"468905473198051576911383","feePpm":0,"takePpm":10000},{"zeroForOne":false,"ok":true,"amountIn":"146162406701527938150900","paid":"146162406701527938150900","got":"1453958966727","expected":"1468645420936","feePpm":0,"takePpm":10000}],"roundTrip":{"ok":true,"lossPpm":1,"added":["-28436370339","-2989074570034777528520"],"removed":["28436370338","2989074570034777528519"]}}],"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 0%, written in the pool key."},{"id":"05","title":"No one holds the switch","status":"caution","detail":"Owned by 0xA5b7c4C651f787debDECd6d7bf6346E35406D18d. Owner-style functions: setExecutor, setFactory, setBuybackVault, setCreatorFeeRecipient, 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":"5 pools over 41 days."}],"score":88,"verdict":"caution"}