{"hook":"0x4b16B138089673cC37a85E2aafe69Dd5265208Cc","block":93423802,"bits":2252,"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":true},{"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":7686,"selectors":["0x02ce01fb","0x13df2c7a","0x1e83409a","0x259982e5","0x4943253a","0x575e24b4","0x6d1237f6","0x6ef61607","0x8549d9be","0x861fbe84","0x91dd7346","0xb2718659","0xb47b2fb1","0xc45a0155","0xcdb9638e","0xd4570c1c","0xd54a23d6","0xd55be8c6","0xdc4c90d3","0xf692f7b0","0xff94e4f3"],"delegatecall":false,"selfdestruct":false,"create":false,"calls":7,"addresses":[]},"proxy":{"implementation":null,"admin":null,"beacon":null,"clone":false},"owner":null,"functions":[{"selector":"0x02ce01fb","name":"transferCreator(bytes32,address)"},{"selector":"0x13df2c7a","name":"harvest(bytes32[])"},{"selector":"0x1e83409a","name":"claim(address)"},{"selector":"0x259982e5","name":"beforeAddLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),bytes)"},{"selector":"0x4943253a","name":"pendingEth(bytes32)"},{"selector":"0x575e24b4","name":"beforeSwap(address,(address,address,uint24,int24,address),(bool,int256,uint160),bytes)"},{"selector":"0x6d1237f6","name":"pendingCreatorOf(bytes32)"},{"selector":"0x6ef61607","name":"configOf(bytes32)"},{"selector":"0x8549d9be","name":"REQUIRED_FLAGS()"},{"selector":"0x861fbe84","name":"acceptCreator(bytes32)"},{"selector":"0x91dd7346","name":"unlockCallback(bytes)"},{"selector":"0xb2718659","name":"registerPool((address,address,uint24,int24,address),address,address,uint16)"},{"selector":"0xb47b2fb1","name":"afterSwap(address,(address,address,uint24,int24,address),(bool,int256,uint160),int256,bytes)"},{"selector":"0xc45a0155","name":null},{"selector":"0xcdb9638e","name":"feeBpsOf(bytes32)"},{"selector":"0xd4570c1c","name":"claimable(address,address)"},{"selector":"0xd54a23d6","name":"totalUnclaimed(address)"},{"selector":"0xd55be8c6","name":"MAX_FEE_BPS()"},{"selector":"0xdc4c90d3","name":"poolManager()"},{"selector":"0xf692f7b0","name":"claimsBalance()"},{"selector":"0xff94e4f3","name":"creatorOf(bytes32)"}],"history":{"pools":3,"firstTime":1785450707,"lastTime":1785454254},"pools":[{"id":"0xe3fcfc2539add7e0eb6788d033c77a9cb1a677d567267888726c54371e43f67d","key":{"currency0":"0x0000000000000000000000000000000000000000","currency1":"0x26616fD1A48cA881cB5ca8181e04E76F64c1e58F","fee":0,"tickSpacing":200,"hooks":"0x4b16B138089673cC37a85E2aafe69Dd5265208Cc"},"symbols":["ETH","JETPAD"],"state":{"sqrtP":"1586837630014987582443047965968250","tick":198108,"protocolFee":0,"lpFee":0,"liquidity":"52952941955220319564277"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"1321926141490915","paid":"1321926141490915","got":"524726837371196454987658","expected":"530024459644617223802803","feePpm":0,"takePpm":9996},{"zeroForOne":false,"ok":true,"amountIn":"530289471874439587754780","paid":"530289471874439587754780","got":"1308052853649181","expected":"1321265508736546","feePpm":0,"takePpm":10000}],"roundTrip":{"ok":true,"lossPpm":1,"added":["-8986474710991","-3690341858904388809199"],"removed":["8986474710990","3690341858904388809198"]}},{"id":"0x8a3bb0b147dcbc90483c72737ced1a135767255128e9809d84958540152e83a7","key":{"currency0":"0x0000000000000000000000000000000000000000","currency1":"0x80E0Ee282C85e55831b2aB2574b409928a0841CC","fee":0,"tickSpacing":200,"hooks":"0x4b16B138089673cC37a85E2aafe69Dd5265208Cc"},"symbols":["ETH","JET"],"state":{"sqrtP":"1592940115217569246314400242964822","tick":198185,"protocolFee":0,"lpFee":0,"liquidity":"52952941955220319564277"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"1316861899188088","paid":"1316861899188088","got":"526744773989213969925143","expected":"532062769274290405591045","feePpm":0,"takePpm":9996},{"zeroForOne":false,"ok":true,"amountIn":"198195945884516489237659","paid":"198195945884516489237659","got":"485298992550405","expected":"490201002576166","feePpm":0,"takePpm":10000}],"roundTrip":{"ok":true,"lossPpm":1,"added":["-7973626250425","-4098207615802030366252"],"removed":["7973626250424","4098207615802030366251"]}}],"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":"No owner() but it has transferCreator, claim, claimable, claimsBalance."},{"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 81 days."}],"score":88,"verdict":"caution"}