OneTimeLaunchHookTemplate

EthereumRegistered

Gates pool initialization and initial liquidity addition to once per token. After launch, the deployer (or any caller via the permissionless entropy() function) can activate an allowlist restriction on token1-to-token0 swaps, blocking addresses not in the deployer-controlled hasValue mapping (checked via tx.origin).

0x9837e91f6e403dac40e0ce5d20e7aa89e137e840 First pool 11 May 2026View on explorer

ALooks safeRegistered, verified, immutable

Pools

Dynamic-fee pools

Last new pool

5mo

Code size

3,971 B

What it can do

Runs code on every swap

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

Gates who can add liquidity

It checks every deposit before it goes in.

Runs at pool creation

It runs when a pool is created, often to lock in that pool’s settings.

Safety report

Automated checks, not an audit

✓Not upgradeableNo proxy pattern found: the code is fixed.

✓No owner foundNo owner() function: nobody has an admin switch (as far as the standard check goes).

✓Listed in Uniswap’s hook registryRegistered with Uniswap Labs (a listing, not a security review).

✓Source code publishedThe code on the block explorer matches what's deployed (contract: OneTimeLaunchHookTemplate).

iRestricted swapsSwap access: allowlist. Not everyone can trade every pool.

?No audit linkedAutomated checks only.

Pools using this hook

4 total

PairCreatedFeePool ID

ETH / u69 5mo 0.30% 0x6593…ba89 Tx ↗

ETH / ENTR0PY 5mo 0.30% 0xff7c…e14d Tx ↗

ETH / LEAN 5mo 0.30% 0xec79…34eb Tx ↗

ETH / KECCAK256 5mo 0.30% 0x88d0…886c Tx ↗