Explain PoolKey fields and PoolId computation in Uniswap V4.
npx skills add https://github.com/cyotee/crane --skill uniswap-v4-pools
Please help me install this Agent Skill. Skill: Uniswap V4 Pools Source: https://github.com/cyotee/crane/tree/main/.claude/skills/uniswap-v4-pools Command: npx skills add https://github.com/cyotee/crane --skill uniswap-v4-pools
PoolKey, PoolId, and related Uniswap V4 state concepts can be complex to reason about; this skill consolidates definitions and relationships to help you quickly identify pools and understand their state.
Use Uniswap V4 Pools to map a PoolKey to its PoolId and inspect its Slot0 and balance data.
High-intent search queries and answers about installing and using this skill.
A PoolKey in Uniswap V4 identifies a pool using currency0, currency1, fee, tickSpacing, and hooks fields. These PoolKey parameters distinguish individual pools and serve as the base input for deriving a pool's unique identifier.
The PoolId is derived by hashing the PoolKey struct fields in Uniswap V4. This computation maps the currency pair, fee, tickSpacing, and hooks configuration into a unique identifier used to track and retrieve pool state.
To inspect Uniswap V4 pool state, you retrieve the Slot0 data and balance information using the pool's PoolId. Slot0 contains the core state variables, while the pool state layout tracks tick data and active positions for the currency pair.
Yes, Uniswap V4 pool state tracks tick data and positions alongside Slot0. The pool state layout organizes these components to monitor the current price, liquidity bounds, and individual position details for the specified currency pair.
Yes, you can map a Uniswap V4 PoolKey to its PoolId to audit or model pools. This mapping clarifies the relationship between pool initialization parameters and the resulting identifier, allowing you to quickly inspect Slot0 and balance data.
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