{"hook":"0xa28e1f5A414aE7C22f17D593e675ff6E44d360Cc","block":93458173,"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":7286,"selectors":["0xbf333f2c","0xc4084938","0xdc4c90d3","0xdc98354e","0xe1b4af69","0xff94e4f3","0x6fe7e6eb","0x91dd7346","0x9f063efc","0xacddbf2e","0xb47b2fb1","0xb6a8b0fa","0x45904567","0x51cff8d9","0x575e24b4","0x61d027b3","0x658e4821","0x6c2bbe7e","0x02669b52","0x21d0ee70","0x2205f568","0x249d39e9","0x259982e5","0x28079e4a"],"delegatecall":false,"selfdestruct":false,"create":false,"calls":4,"addresses":[]},"proxy":{"implementation":null,"admin":null,"beacon":null,"clone":false},"owner":null,"functions":[{"selector":"0xbf333f2c","name":"FEE_BPS()"},{"selector":"0xc4084938","name":"hookFlags()"},{"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":"0xff94e4f3","name":"creatorOf(bytes32)"},{"selector":"0x6fe7e6eb","name":"afterInitialize(address,(address,address,uint24,int24,address),uint160,int24)"},{"selector":"0x91dd7346","name":"unlockCallback(bytes)"},{"selector":"0x9f063efc","name":"afterAddLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),int256,int256,bytes)"},{"selector":"0xacddbf2e","name":"register((address,address,uint24,int24,address),address)"},{"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":"0x45904567","name":"CREATOR_BPS()"},{"selector":"0x51cff8d9","name":"withdraw(address)"},{"selector":"0x575e24b4","name":"beforeSwap(address,(address,address,uint24,int24,address),(bool,int256,uint160),bytes)"},{"selector":"0x61d027b3","name":"treasury()"},{"selector":"0x658e4821","name":"withdrawMany(address[])"},{"selector":"0x6c2bbe7e","name":"afterRemoveLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),int256,int256,bytes)"},{"selector":"0x02669b52","name":"launchpad()"},{"selector":"0x21d0ee70","name":"beforeRemoveLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),bytes)"},{"selector":"0x2205f568","name":"quoteFee(uint256)"},{"selector":"0x249d39e9","name":"BPS()"},{"selector":"0x259982e5","name":"beforeAddLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),bytes)"},{"selector":"0x28079e4a","name":"owed(address,address)"}],"history":{"pools":3,"firstTime":1790347513,"lastTime":1790379714},"pools":[{"id":"0x29952e6083adc8772182a52963fbc5cb91d31e79dc6d4f1c006dd83fd6e53e57","key":{"currency0":"0x0000000000000000000000000000000000000000","currency1":"0xCbB65b4597b8aa5C1f05070D3b1310b6685a5B57","fee":0,"tickSpacing":200,"hooks":"0xa28e1f5A414aE7C22f17D593e675ff6E44d360Cc"},"symbols":["ETH","SUMP"],"state":{"sqrtP":"1852092914549145834761555766221110","tick":201199,"protocolFee":0,"lpFee":0,"liquidity":"35658674015019052674525"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"762696946171524","paid":"762696946171524","got":"399927439179902257240687","expected":"416582754821243634403437","feePpm":0,"takePpm":39981},{"zeroForOne":false,"ok":true,"amountIn":"415472833168979699148","paid":"415472833168979699148","got":"729872975560","expected":"760284334384","feePpm":0,"takePpm":40000}],"roundTrip":{"ok":true,"lossPpm":1,"added":["-4508293355519","-3268202293519102466081"],"removed":["4508293355518","3268202293519102466080"]}},{"id":"0xc4eef5956001a6290d746d8a580c0971490f694e76765e7c4d12fc08400ec954","key":{"currency0":"0x0000000000000000000000000000000000000000","currency1":"0xE9ba1a2EF03958c087b5E8d8C9856d8370e9Aa80","fee":0,"tickSpacing":200,"hooks":"0xa28e1f5A414aE7C22f17D593e675ff6E44d360Cc"},"symbols":["ETH","DRAIN"],"state":{"sqrtP":"1841213690729707406257327865980029","tick":201082,"protocolFee":0,"lpFee":0,"liquidity":"35658674015019052674525"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"767203512044665","paid":"767203512044665","got":"397578258915675418538889","expected":"414135740962804658982373","feePpm":0,"takePpm":39981},{"zeroForOne":false,"ok":true,"amountIn":"414342808833286348853106","paid":"414342808833286348853106","got":"736162013796256","expected":"766820101993668","feePpm":0,"takePpm":39981}],"roundTrip":{"ok":true,"lossPpm":1,"added":["-5409606530147","-2778554820445445794970"],"removed":["5409606530146","2778554820445445794969"]}}],"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":"caution","detail":"It takes 4% of each swap 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 withdraw, withdrawMany."},{"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 24 days."}],"score":75,"verdict":"caution"}