> For the complete documentation index, see [llms.txt](https://docs.algebra.finance/algebra-integral-documentation/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.algebra.finance/algebra-integral-documentation/overview-faq/partners/integral-1.2/henjin.md).

# Henjin

## Integral 1.2

[API Reference](/algebra-integral-documentation/algebra-integral-technical-reference/integration-process/specification-and-api-of-contracts.md)

[GitHub Commit](https://github.com/cryptoalgebra/Algebra/tree/v1.2-integral)

## Contracts

Chain = `Base`

WETH= `0x4200000000000000000000000000000000000006`

POOL\_INIT\_CODE\_HASH = `0xb3fc09be5eb433d99b1ec89fd8435aaf5ffea75c1879e19028aa2414a14b3c85`

<table><thead><tr><th width="295">Contract</th><th>Address</th></tr></thead><tbody><tr><td><a href="https://github.com/cryptoalgebra/Algebra/blob/master/src/core/contracts/AlgebraPoolDeployer.sol">AlgebraPoolDeployer</a></td><td><code>0x7bA8f4042F2f7C5C160d92Db2a264c3f69a1C959</code></td></tr><tr><td><a href="https://github.com/cryptoalgebra/Algebra/blob/master/src/core/contracts/AlgebraFactory.sol">AlgebraFactory</a></td><td><code>0x4963818c35d5793D771bf8091c750b5A71eD101b</code></td></tr><tr><td><a href="https://github.com/cryptoalgebra/Algebra/blob/master/src/plugin/contracts/BasePluginV1Factory.sol">PluginFactory</a></td><td><code>0x07Bc9a408B385C7Aa8De2783795759512fE24356</code></td></tr><tr><td><a href="https://github.com/cryptoalgebra/Algebra/blob/master/src/periphery/contracts/lens/Quoter.sol">Quoter</a></td><td><code>0x5E87c9562D47F1d8ce7AdD4c42Fc1eC69521E367</code></td></tr><tr><td><a href="https://github.com/cryptoalgebra/Algebra/blob/master/src/periphery/contracts/lens/QuoterV2.sol">QuoterV2</a></td><td><code>0x6cb3DE9AA2d0c12155F7D95cE08a0b9657E2da70</code></td></tr><tr><td><a href="https://github.com/cryptoalgebra/Algebra/blob/master/src/periphery/contracts/SwapRouter.sol">SwapRouter</a></td><td><code>0x06aDCB683DB506Db7FB6dD201D393f91EF36B20b</code></td></tr><tr><td><a href="https://github.com/cryptoalgebra/Algebra/blob/master/src/periphery/contracts/NonfungibleTokenPositionDescriptor.sol">NonfungibleTokenPositionDescriptor</a></td><td><code>0x1dA3C596d8482e1fA5415d8F08774bE5958D53B0</code></td></tr><tr><td><a href="https://github.com/cryptoalgebra/Algebra/blob/master/src/periphery/contracts/NonfungiblePositionManager.sol">NonfungiblePositionManager</a></td><td><code>0xdCC5D7586714DfD5D5fFedF3b286D8aFAB8db96b</code></td></tr><tr><td><a href="https://github.com/cryptoalgebra/Algebra/blob/master/src/farming/contracts/farmings/AlgebraEternalFarming.sol">AlgebraEternalFarming</a></td><td><code>0x90A27897bcBb8DeD8b53f946ea41db1FE7cFe043</code></td></tr><tr><td><a href="https://github.com/cryptoalgebra/Algebra/blob/master/src/farming/contracts/FarmingCenter.sol">FarmingCenter</a></td><td><code>0x73d4bb35C538a120F428c25693AE471B6e1CbeF8</code></td></tr><tr><td><a href="https://github.com/cryptoalgebra/Algebra/blob/master/src/periphery/contracts/lens/TickLens.sol">TickLens</a></td><td><code>0xaF0C5CBbCEfB685BF3200684d2aE19B8eA6186ca</code></td></tr><tr><td><a href="https://github.com/cryptoalgebra/Algebra/blob/master/src/periphery/contracts/AlgebraCustomPoolEntryPoint.sol">EntryPoint</a></td><td><code>0xEdfd8Da716B9BbDdE02adE011Cf55cFFd2a2c54c</code></td></tr></tbody></table>