{"hook":"0x737E4aDc81fd2f3Bd5827f5D766491532071c0cC","block":93209116,"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":6525,"selectors":["0xc45a0155","0xc4e833ce","0xdc4c90d3","0xdc98354e","0xe1092633","0xe1b4af69","0xae463a0b","0xb47b2fb1","0xb6a8b0fa","0xbac5ff25","0xbc063e1a","0xbfe10928","0x4aef4070","0x575e24b4","0x6c2bbe7e","0x6fe7e6eb","0x75619ab5","0x9f063efc","0x1220ef1f","0x21d0ee70","0x259982e5","0x26232a2e","0x37f6270e","0x430062bd"],"delegatecall":false,"selfdestruct":false,"create":false,"calls":4,"addresses":[]},"proxy":{"implementation":null,"admin":null,"beacon":null,"clone":false},"owner":null,"functions":[{"selector":"0xc45a0155","name":null},{"selector":"0xc4e833ce","name":"getHookPermissions()"},{"selector":"0xdc4c90d3","name":"poolManager()"},{"selector":"0xdc98354e","name":"beforeInitialize(address,(address,address,uint24,int24,address),uint160)"},{"selector":"0xe1092633","name":"sweepPlatform(bytes32,address)"},{"selector":"0xe1b4af69","name":"afterDonate(address,(address,address,uint24,int24,address),uint256,uint256,bytes)"},{"selector":"0xae463a0b","name":"setFee(bytes32,uint24)"},{"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":"0xbac5ff25","name":"platformAccrued(bytes32)"},{"selector":"0xbc063e1a","name":"MAX_FEE()"},{"selector":"0xbfe10928","name":"distributor()"},{"selector":"0x4aef4070","name":"sweep(bytes32,address)"},{"selector":"0x575e24b4","name":"beforeSwap(address,(address,address,uint24,int24,address),(bool,int256,uint160),bytes)"},{"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":"0x75619ab5","name":"setDistributor(address)"},{"selector":"0x9f063efc","name":"afterAddLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),int256,int256,bytes)"},{"selector":"0x1220ef1f","name":"accruedEth(bytes32)"},{"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":"0x26232a2e","name":"platformFee()"},{"selector":"0x37f6270e","name":"poolCurrency0(bytes32)"},{"selector":"0x430062bd","name":"feeOf(bytes32)"}],"history":{"pools":6,"firstTime":1785663748,"lastTime":1786056453},"pools":[{"id":"0xd0b50dd7a149d38656bb36b97236090e8c2726e025296a181b08222b125eb4e5","key":{"currency0":"0x12f190a9F9d7D37a250758b26824B97CE941bF54","currency1":"0x48C52C8c2a5EdBee50Fea656F8070a2532009c8a","fee":0,"tickSpacing":200,"hooks":"0x737E4aDc81fd2f3Bd5827f5D766491532071c0cC"},"symbols":["AMZN","TBWQ"],"state":{"sqrtP":"24841206279525951705774373771892961","tick":253126,"protocolFee":0,"lpFee":0,"liquidity":"3177655039364444702523816"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"5067382135958045","paid":"5067382135958045","got":"492935530520642343180975419","expected":"497912188964356222822641487","feePpm":0,"takePpm":9996},{"zeroForOne":false,"ok":true,"amountIn":"498161145058838462294186038","paid":"498161145058838462294186038","got":"5014201213991470","expected":"5064849711102494","feePpm":0,"takePpm":10000}],"roundTrip":{"ok":true,"lossPpm":1,"added":["-33568400032330","-3553092951264973795418110"],"removed":["33568400032329","3553092951264973795418109"]}},{"id":"0x7ee31dd76aaf3060db7e57c7f972efeb2b095f0f1470c4189871f80971d1252e","key":{"currency0":"0x4a0E65A3EcceC6dBe60AE065F2e7bb85Fae35eEa","currency1":"0xbDE351702B7aa94d552F00C98C41F7547a0A2703","fee":0,"tickSpacing":200,"hooks":"0x737E4aDc81fd2f3Bd5827f5D766491532071c0cC"},"symbols":["SPCX","GM"],"state":{"sqrtP":"24890964006821447126519831704221704","tick":253166,"protocolFee":0,"lpFee":0,"liquidity":"3177655039364444702523816"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"5057252298545803","paid":"5057252298545803","got":"493922896086787192244081098","expected":"498909522935855455045234792","feePpm":0,"takePpm":9996},{"zeroForOne":false,"ok":true,"amountIn":"420511150989738152378499612","paid":"420511150989738152378499612","got":"4216048035758162","expected":"4258634379553698","feePpm":0,"takePpm":10000}],"roundTrip":{"ok":true,"lossPpm":1,"added":["-31542432549881","-3752659478961972905578079"],"removed":["31542432549880","3752659478961972905578078"]}}],"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 sweepPlatform, setFee, sweep, setDistributor."},{"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":"6 pools over 78 days."}],"score":88,"verdict":"caution"}