{"hook":"0x3F63BD1E9ea93c7A2E7804373b7c29ffd15b2000","block":93429146,"bits":8192,"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":false},{"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":false},{"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":2741,"selectors":["0x16eebd1e","0x21d0ee70","0x259982e5","0x33567c2b","0x35c77e6f","0x575e24b4","0x6c2bbe7e","0x6fe7e6eb","0x9f063efc","0xb468525c","0xb47b2fb1","0xb6a8b0fa","0xc4e833ce","0xdc4c90d3","0xdc98354e","0xe1b4af69","0xf5cb71f9"],"delegatecall":false,"selfdestruct":false,"create":false,"calls":0,"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":"0x33567c2b","name":"expectedFee()"},{"selector":"0x35c77e6f","name":"configurer()"},{"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":"0x9f063efc","name":"afterAddLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),int256,int256,bytes)"},{"selector":"0xb468525c","name":"expectedTickSpacing()"},{"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":"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":"0xf5cb71f9","name":"setLauncherOnce(address)"}],"history":{"pools":3,"firstTime":1788900369,"lastTime":1789086224},"pools":[{"id":"0x9af40f1071c67724d33c55b3ff33ba67e6f735f1f218919ae275835eb5dbbea4","key":{"currency0":"0x0000000000000000000000000000000000000000","currency1":"0x949E30193510ffd88D6F126338eBeF04b18e5370","fee":20000,"tickSpacing":200,"hooks":"0x3F63BD1E9ea93c7A2E7804373b7c29ffd15b2000"},"symbols":["ETH","NOODZ"],"state":{"sqrtP":"2439399833195580435858263825012689","tick":206708,"protocolFee":0,"lpFee":20000,"liquidity":"31691871067680477721858"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"514652964463408","paid":"514652964463408","got":"477897341194486468646461","expected":"477897341194486468646461","feePpm":20000,"takePpm":0},{"zeroForOne":false,"ok":true,"amountIn":"487889296828238088521691","paid":"487889296828238088521691","got":"504112889858110","expected":"504112889858110","feePpm":20000,"takePpm":0}],"roundTrip":{"ok":true,"lossPpm":1,"added":["-3495594797150","-3398138859302064423950"],"removed":["3495594797149","3398138859302064423949"]}},{"id":"0x41e04360c4d26d8d981ae096cf077451566b8466770875602af8dca3e8173907","key":{"currency0":"0x0000000000000000000000000000000000000000","currency1":"0xac52D72393510dB1F65beE5939f77C5FD8928dcF","fee":20000,"tickSpacing":200,"hooks":"0x3F63BD1E9ea93c7A2E7804373b7c29ffd15b2000"},"symbols":["ETH","NZCAT"],"state":{"sqrtP":"2454711081350704930535492320301447","tick":206834,"protocolFee":0,"lpFee":20000,"liquidity":"31691871067680477721858"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"436317762771017","paid":"436317762771017","got":"410288231824609335311534","expected":"410288231824609335311534","feePpm":20000,"takePpm":0},{"zeroForOne":false,"ok":true,"amountIn":"490951605021553202122476","paid":"490951605021553202122476","got":"500968488216118","expected":"500968488216118","feePpm":20000,"takePpm":0}],"roundTrip":{"ok":true,"lossPpm":1,"added":["-3842911278840","-3064126130874756182103"],"removed":["3842911278839","3064126130874756182102"]}}],"openCallbacks":[],"checks":[{"id":"01","title":"Permissions that touch your money","status":"pass","detail":"None of the permissions that let a hook take from swaps or from LPs are switched on."},{"id":"02","title":"What it takes from a swap","status":"pass","detail":"A swap through it pays the pool fee and nothing else."},{"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":"caution","detail":"A fixed fee, but a high one: 2%."},{"id":"05","title":"No one holds the switch","status":"caution","detail":"No owner() but it has setLauncherOnce."},{"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 41 days."}],"score":90,"verdict":"caution"}