UniHooks

UniswapV4KEMHook

ArbitrumRegistered

A swap hook that requires a signed off-chain quote in hookData for each swap, validating exchange rate, nonce, and expiry against a designated quote signer. Excess output beyond the signed maximum exchange rate is captured as EG tokens minted as ERC-6909 claims in the PoolManager, claimable by designated accounts.

0x4440854b2d02c57a0dc5c58b7a884562d875c0c4 First pool 19 May 2025View on explorer
ALooks safeRegistered, verified, immutable
Pools
47
Dynamic-fee pools
0
Last new pool
5mo
Code size
10,180 B

What it can do

Runs code on every swap

Its code executes inside each trade in pools that use it.

Can take tokens from swaps

It can take or add tokens during a swap. Fees, burns and custom curves work this way, and so do scams.

Safety report

Automated checks, not an audit
✓Not upgradeableNo proxy pattern found: the code is fixed.
✓Listed in Uniswap’s hook registryRegistered with Uniswap Labs (a listing, not a security review).
✓Source code verifiedPublished source matches the deployed code.
iCan change swap amountsIt has a ReturnDelta permission. Normal for fees and burns, but also how fake-quote hooks steal.
iRestricted swapsSwap access: other. Not everyone can trade every pool.
?No audit linkedAutomated checks only.

Pools using this hook

47 total
PairCreatedFeePool ID
WBTC / USDC 5mo 0.005% 0x9aae…2ac4 Tx ↗
USDC / cbBTC 5mo 0.005% 0x53aa…06b3 Tx ↗
WETH / USDC 5mo 0.005% 0x7b79…d8c6 Tx ↗
WBTC / WETH 5mo 0.005% 0x4b5c…4d2e Tx ↗
tBTC / cbBTC 6mo 0.01% 0xd506…b742 Tx ↗
CHIP / USDC 6mo 0.50% 0x2c13…69a1 Tx ↗
ETH / USDC 7mo 1.00% 0x6e67…9393 Tx ↗
WBTC / USDC 7mo 0.30% 0xf98b…b98e Tx ↗
WBTC / USD₮0 7mo 0.30% 0x9d6a…d2b3 Tx ↗
WBTC / USD₮0 7mo 1.00% 0xe743…d7db Tx ↗
WETH / USD₮0 7mo 1.00% 0xb653…9ffe Tx ↗
ETH / OPUL 7mo 3.00% 0xc19a…7741 Tx ↗
ETH / OPUL 7mo 4.00% 0x1914…78e9 Tx ↗
OPUL / USD₮0 7mo 2.00% 0x1a59…e4e6 Tx ↗
OPUL / USDC 7mo 2.50% 0xf499…a6e0 Tx ↗
ETH / USDC 8mo 0.30% 0x3995…e879 Tx ↗
ETH / ESP 8mo 1.00% 0x8a86…35a7 Tx ↗
ETH / ESP 8mo 5.00% 0x34f4…94ac Tx ↗
sUSDai / USDC 9mo 0.005% 0xb6d0…467c Tx ↗
VSN / USDC 9mo 0.02% 0x6bc3…14d3 Tx ↗
ETH / YFI 9mo 0.30% 0xf2b2…fda6 Tx ↗
GRAIL / WETH 9mo 0.30% 0x5532…55c8 Tx ↗
ETH / KNC 9mo 0.30% 0xc2cf…a066 Tx ↗
ETH / KNC 9mo 3.00% 0x4486…18ab Tx ↗
ETH / wstETH 9mo 0.005% 0x315f…8fb3 Tx ↗
ETH / WBTC 10mo 0.01% 0x5897…6d0d Tx ↗
VSN / USDC 10mo 0.05% 0x9cc0…5bf8 Tx ↗
SFUND / USDC 10mo 9.00% 0x1515…a1ca Tx ↗
ETH / USD₮0 10mo 0.10% 0xdf6e…b5a9 Tx ↗
USDC / USD₮0 10mo 0.005% 0x6888…41db Tx ↗
USDC / USD₮0 10mo 0.01% 0x52fc…b1ea Tx ↗
WETH / ARB 10mo 0.10% 0xc01f…891f Tx ↗
ARB / USDC 10mo 0.30% 0xef2c…07aa Tx ↗
WETH / USD₮0 10mo 0.10% 0x1401…54a3 Tx ↗
wstETH / USD₮0 10mo 0.30% 0x1455…4d78 Tx ↗
WETH / USD₮0 10mo 0.30% 0xa0d3…eb62 Tx ↗
LSETH / USD₮0 10mo 0.30% 0xbf63…cdd6 Tx ↗
ARB / USD₮0 10mo 0.30% 0xaabf…1bd5 Tx ↗
ETH / USD₮0 10mo 0.30% 0xc512…f609 Tx ↗
WBTC / cbBTC 11mo 0.005% 0x4fd6…b22e Tx ↗
ETH / wstETH 11mo 0.01% 0x26af…b2eb Tx ↗
ETH / wstETH 11mo 0.003% 0xa10d…e818 Tx ↗
USD₮0 / USDC 11mo 0.003% 0x9792…f266 Tx ↗
USDC / USD₮0 12mo 0.000% 0xcc5c…a2e3 Tx ↗
ETH / USDC 12mo 0.009% 0xe6b3…9e3f Tx ↗
ETH / USDC 13mo 0.00% 0x9357…7315 Tx ↗
USDC / USD₮0 17mo 0.000% 0x13fd…388a Tx ↗