{"hook":"0x1c7C81ad4E5c04BE84fc7AAD12f78FFAAE2D60CC","block":93458801,"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":11216,"selectors":["0x0885f732","0x08b66372","0x1d8ef3ef","0x1dfce5c6","0x21c0b342","0x21d0ee70","0x259982e5","0x2d46f589","0x2feb2668","0x52f4ac21","0x575e24b4","0x63908162","0x69801ac4","0x6c2bbe7e","0x6fe7e6eb","0x91dd7346","0x9f063efc","0xb47b2fb1","0xb4ba9e11","0xb6a8b0fa","0xc4e833ce","0xcbaa1a47","0xd4570c1c","0xd55be8c6","0xdc4c90d3","0xdc98354e","0xe1b4af69","0xfdf9d6ae"],"delegatecall":false,"selfdestruct":false,"create":false,"calls":7,"addresses":[]},"proxy":{"implementation":null,"admin":null,"beacon":null,"clone":false},"owner":null,"functions":[{"selector":"0x0885f732","name":"poolConfig(bytes32)"},{"selector":"0x08b66372","name":"HOOK_FLAGS()"},{"selector":"0x1d8ef3ef","name":"currentFeeBps(bytes32)"},{"selector":"0x1dfce5c6","name":"totalClaimable(address)"},{"selector":"0x21c0b342","name":"claim(address,address)"},{"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":"0x2d46f589","name":null},{"selector":"0x2feb2668","name":null},{"selector":"0x52f4ac21","name":null},{"selector":"0x575e24b4","name":"beforeSwap(address,(address,address,uint24,int24,address),(bool,int256,uint160),bytes)"},{"selector":"0x63908162","name":null},{"selector":"0x69801ac4","name":null},{"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":"0x91dd7346","name":"unlockCallback(bytes)"},{"selector":"0x9f063efc","name":"afterAddLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),int256,int256,bytes)"},{"selector":"0xb47b2fb1","name":"afterSwap(address,(address,address,uint24,int24,address),(bool,int256,uint160),int256,bytes)"},{"selector":"0xb4ba9e11","name":"claimFor(address,address)"},{"selector":"0xb6a8b0fa","name":"beforeDonate(address,(address,address,uint24,int24,address),uint256,uint256,bytes)"},{"selector":"0xc4e833ce","name":"getHookPermissions()"},{"selector":"0xcbaa1a47","name":"MIN_FEE_BPS()"},{"selector":"0xd4570c1c","name":"claimable(address,address)"},{"selector":"0xd55be8c6","name":"MAX_FEE_BPS()"},{"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":"0xfdf9d6ae","name":null}],"history":{"pools":3,"firstTime":1790892671,"lastTime":1790892775},"pools":[{"id":"0xad5c3bb80d33075bb8a3db27e7339624ad64fbabb8b73600ca2d8a72be9ec933","key":{"currency0":"0x0000000000000000000000000000000000000000","currency1":"0xC7B87264ADaf515f532AAe4730291CA9C7388e3f","fee":0,"tickSpacing":200,"hooks":"0x1c7C81ad4E5c04BE84fc7AAD12f78FFAAE2D60CC"},"symbols":["ETH","SAFR"],"state":{"sqrtP":"1266601336629494234009734368934367","tick":193599,"protocolFee":0,"lpFee":0,"liquidity":"58142687559814338881142"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"1818464170921907","paid":"1818464170921907","got":"450595258680465128692572","expected":"464524230030268474666051","feePpm":0,"takePpm":29986},{"zeroForOne":false,"ok":true,"amountIn":"22500125653413689129","paid":"22500125653413689129","got":"85395689747","expected":"88036793553","feePpm":0,"takePpm":30000}],"roundTrip":{"ok":true,"lossPpm":1,"added":["-10748252459706","-3644485294133651695607"],"removed":["10748252459705","3644485294133651695606"]}},{"id":"0x97cedbfe63faf6c2e9b95dbf6934f153c31863239f7303acde014e1ba998ea72","key":{"currency0":"0x0000000000000000000000000000000000000000","currency1":"0x3bcE626E2f7Ac5d92c70c5B8dafAa0872a5c828B","fee":0,"tickSpacing":200,"hooks":"0x1c7C81ad4E5c04BE84fc7AAD12f78FFAAE2D60CC"},"symbols":["ETH","SAFR"],"state":{"sqrtP":"1266601336616544644510848028887698","tick":193599,"protocolFee":0,"lpFee":0,"liquidity":"58142687559814338881142"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"1818464170940499","paid":"1818464170940499","got":"450595258675858543756765","expected":"464524230025519289182263","feePpm":0,"takePpm":29986},{"zeroForOne":false,"ok":true,"amountIn":"22502501462445376705","paid":"22502501462445376705","got":"85404706758","expected":"88046089441","feePpm":0,"takePpm":30000}],"roundTrip":{"ok":true,"lossPpm":1,"added":["-10748252463424","-3644485293183328082932"],"removed":["10748252463423","3644485293183328082931"]}}],"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 3% 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 claim, claimFor, claimable."},{"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 18 days."}],"score":75,"verdict":"caution"}