{"hook":"0x7Aa716e1a2DaD5309AbECA3e8C75AbFED287A0cC","block":93090731,"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":13800,"selectors":["0xf29ebf61","0xf2f4d5fe","0xfccc2813","0xe51ead2e","0xe5dd8c5e","0xdc4c90d3","0xdc98354e","0xe1b4af69","0xe28ca207","0xbae667bc","0xbe378228","0xbe9e86db","0xc4e833ce","0xb47b2fb1","0xb621e75a","0xb6a8b0fa","0xb8c5f460","0xa45effcb","0xac4d890f","0xb3dbac77","0x91dd7346","0x9f063efc","0x5e3f2727","0x6c2bbe7e","0x6fe7e6eb","0x81101b55","0x27258b22","0x431a9caa","0x46ca626b","0x575e24b4","0x0885f732","0x21d0ee70","0x220923e3","0x259982e5"],"delegatecall":false,"selfdestruct":false,"create":false,"calls":13,"addresses":[]},"proxy":{"implementation":null,"admin":null,"beacon":null,"clone":false},"owner":null,"functions":[{"selector":"0xf29ebf61","name":"feeRouter()"},{"selector":"0xf2f4d5fe","name":"supplyReport(bytes32)"},{"selector":"0xfccc2813","name":"BURN_ADDRESS()"},{"selector":"0xe51ead2e","name":"registerPool((address,address,uint24,int24,address),address,bool,(uint16,uint16,(address,uint16)[]),bytes)"},{"selector":"0xe5dd8c5e","name":"totalBurned(bytes32)"},{"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":"0xe28ca207","name":"buybackFromHook((address,address,uint24,int24,address))"},{"selector":"0xbae667bc","name":"tokenOf(bytes32)"},{"selector":"0xbe378228","name":"PROTOCOL_FEE_BPS()"},{"selector":"0xbe9e86db","name":"totalSpentOnBuybacks(bytes32)"},{"selector":"0xc4e833ce","name":"getHookPermissions()"},{"selector":"0xb47b2fb1","name":"afterSwap(address,(address,address,uint24,int24,address),(bool,int256,uint160),int256,bytes)"},{"selector":"0xb621e75a","name":"protocolFeesAccrued()"},{"selector":"0xb6a8b0fa","name":"beforeDonate(address,(address,address,uint24,int24,address),uint256,uint256,bytes)"},{"selector":"0xb8c5f460","name":"buyback((address,address,uint24,int24,address))"},{"selector":"0xa45effcb","name":"maxBuybackAmount()"},{"selector":"0xac4d890f","name":"lastBuybackAt(bytes32)"},{"selector":"0xb3dbac77","name":"flushProtocolFees()"},{"selector":"0x91dd7346","name":"unlockCallback(bytes)"},{"selector":"0x9f063efc","name":"afterAddLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),int256,int256,bytes)"},{"selector":"0x5e3f2727","name":"LP_FEE()"},{"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":"0x81101b55","name":"buybackReserve(bytes32)"},{"selector":"0x27258b22","name":"isRegistered(bytes32)"},{"selector":"0x431a9caa","name":"MAX_TOTAL_FEE_BPS()"},{"selector":"0x46ca626b","name":"TICK_SPACING()"},{"selector":"0x575e24b4","name":"beforeSwap(address,(address,address,uint24,int24,address),(bool,int256,uint160),bytes)"},{"selector":"0x0885f732","name":"poolConfig(bytes32)"},{"selector":"0x21d0ee70","name":"beforeRemoveLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),bytes)"},{"selector":"0x220923e3","name":"buybackThreshold()"},{"selector":"0x259982e5","name":"beforeAddLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),bytes)"}],"history":{"pools":11,"firstTime":1785919249,"lastTime":1787222546},"pools":[{"id":"0xe6012d92950007067a8974599c96f27eaa012abfeaa0ec1e7d506f4062759940","key":{"currency0":"0x0000000000000000000000000000000000000000","currency1":"0x471B1bf3DA03B75f9B8e87A8fa097c0DF5b3E92f","fee":0,"tickSpacing":200,"hooks":"0x7Aa716e1a2DaD5309AbECA3e8C75AbFED287A0cC"},"symbols":["ETH","MESH"],"state":{"sqrtP":"1273349537564791281629326017664960","tick":193706,"protocolFee":0,"lpFee":0,"liquidity":"61313222774881128033392"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"1907462890186348","paid":"1907462890186348","got":"487542490902008218289159","expected":"492464701422020897059005","feePpm":0,"takePpm":9996},{"zeroForOne":false,"ok":true,"amountIn":"492710933772732158798191","paid":"492710933772732158798191","got":"1887444539014978","expected":"1906509635368664","feePpm":0,"takePpm":10000}],"roundTrip":{"ok":true,"lossPpm":1,"added":["-13005015963869","-3419006512674320659261"],"removed":["13005015963868","3419006512674320659260"]}},{"id":"0x37e53f5d6d575ec49204af62feba201a03330a9973d39c38bdc16639ef425701","key":{"currency0":"0x0000000000000000000000000000000000000000","currency1":"0xC38624c2fdAfbAb57446b3331BC723A1FEb647D4","fee":0,"tickSpacing":200,"hooks":"0x7Aa716e1a2DaD5309AbECA3e8C75AbFED287A0cC"},"symbols":["ETH","MESH"],"state":{"sqrtP":"1292187213925453985058262446615317","tick":193999,"protocolFee":0,"lpFee":0,"liquidity":"61313222774881128033392"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"1879655643521100","paid":"1879655643521100","got":"494755096227367209245580","expected":"499750124937530988056856","feePpm":0,"takePpm":9996},{"zeroForOne":false,"ok":false,"why":"thin","reason":"no liquidity above the price"}],"roundTrip":{"ok":true,"lossPpm":1,"added":["-11109896736403","-3920863939497281336369"],"removed":["11109896736402","3920863939497281336368"]}}],"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 BURN_ADDRESS."},{"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":"11 pools over 75 days."}],"score":88,"verdict":"caution"}