# Smart contract

## Contracts

Smart contracts on-chain et code source

#### Ethereum <a href="#ethereum" id="ethereum"></a>

ERC721 : [0x31b4C124E8e021402A2b89F8EC1AF54F68Fd256D](https://etherscan.io/address/0x31b4C124E8e021402A2b89F8EC1AF54F68Fd256D#code)&#x20;

Staking : [0xB4A3C079ACBD57668bF5292C13878F9225678381](https://etherscan.io/address/0xB4A3C079ACBD57668bF5292C13878F9225678381#code)

{% content-ref url="tuto-les-fonctions-du-smart-contract-de-staking" %}
[tuto-les-fonctions-du-smart-contract-de-staking](https://docs.startmining.io/presentation-du-start/smart-start/tuto-les-fonctions-du-smart-contract-de-staking)
{% endcontent-ref %}