{"hook":"0xdC4e75cacf831F8D80d3dFb115Ea4DE62FB340Cc","block":93296290,"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":5147,"selectors":["0x0177928f","0x13083c34","0x21d0ee70","0x259982e5","0x45904567","0x4e71d92d","0x575e24b4","0x5bb47808","0x6c2bbe7e","0x6fe7e6eb","0x72aa4f07","0x8da5cb5b","0x91cca3db","0x9731aa2e","0x9f063efc","0xa5424df3","0xb47b2fb1","0xb6a8b0fa","0xc45a0155","0xc4e833ce","0xdc4c90d3","0xdc98354e","0xe1b4af69","0xf4364515","0xff94e4f3"],"delegatecall":false,"selfdestruct":false,"create":false,"calls":5,"addresses":[]},"proxy":{"implementation":null,"admin":null,"beacon":null,"clone":false},"owner":"0x5F3FD3Bdd758A8F277d63BFA07e1A71e1508516F","functions":[{"selector":"0x0177928f","name":"vaultOf(bytes32)"},{"selector":"0x13083c34","name":"feesOwed(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":"0x45904567","name":"CREATOR_BPS()"},{"selector":"0x4e71d92d","name":"claim()"},{"selector":"0x575e24b4","name":"beforeSwap(address,(address,address,uint24,int24,address),(bool,int256,uint160),bytes)"},{"selector":"0x5bb47808","name":"setFactory(address)"},{"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":"0x72aa4f07","name":"registerPool((address,address,uint24,int24,address),address,address)"},{"selector":"0x8da5cb5b","name":"owner()"},{"selector":"0x91cca3db","name":"dev()"},{"selector":"0x9731aa2e","name":"SELL_FEE_BPS()"},{"selector":"0x9f063efc","name":"afterAddLiquidity(address,(address,address,uint24,int24,address),(int24,int24,int256,bytes32),int256,int256,bytes)"},{"selector":"0xa5424df3","name":"VAULT_BPS()"},{"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":"0xc45a0155","name":null},{"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":"0xf4364515","name":"BUY_FEE_BPS()"},{"selector":"0xff94e4f3","name":"creatorOf(bytes32)"}],"history":{"pools":4,"firstTime":1788701537,"lastTime":1788704922},"pools":[{"id":"0x50c0a7e12611e50329f800f549e2527bd7240f04375b8e195ec469030eafb269","key":{"currency0":"0x0000000000000000000000000000000000000000","currency1":"0x77c076d8296634d45073777359Ec4287a1707026","fee":0,"tickSpacing":60,"hooks":"0xdC4e75cacf831F8D80d3dFb115Ea4DE62FB340Cc"},"symbols":["ETH","VSPR"],"state":{"sqrtP":"1866972058592130739290643698590719","tick":201359,"protocolFee":0,"lpFee":0,"liquidity":"33495426005125974699457"},"swaps":[{"zeroForOne":true,"ok":true,"amountIn":"710717935709180","paid":"710717935709180","got":"384597709334801012355247","expected":"394454260785608683191200","feePpm":0,"takePpm":24988},{"zeroForOne":false,"ok":false,"why":"thin","reason":"no liquidity above the price"}],"roundTrip":{"ok":true,"lossPpm":1,"added":["-4200770977203","-2562065152537336335804"],"removed":["4200770977202","2562065152537336335803"]}}],"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 2.50% 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":"Owned by 0x5F3FD3Bdd758A8F277d63BFA07e1A71e1508516F. Owner-style functions: claim, setFactory."},{"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":"4 pools over 43 days."}],"score":75,"verdict":"caution"}