OneTimeLaunchHookTemplate

EthereumRegistered

A one-time launch hook that restricts pool initialization and liquidity addition to a single event per token. In afterSwap, non-zeroForOne swaps (buys) revert if tx.origin is not in a deployer-controlled allowlist, while sells are always permitted.

0x5fff35c0d39ffec042ac0dffdcb2dc9b38d72840 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

3 total

PairCreatedFeePool ID

ETH / Mo0N 5mo 0.30% 0x9211…e6fd Tx ↗

ETH / SH0VEL 5mo 0.30% 0xfd89…bcd4 Tx ↗

ETH / 0N10N 5mo 0.30% 0x3ac5…73cd Tx ↗