> For the complete documentation index, see [llms.txt](https://cardano-course.gitbook.io/cardano-course/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://cardano-course.gitbook.io/cardano-course/handbook/protocol-parameters-and-configuration-files/shelley-genesis-file.md).

# Shelley genesis file

## Cardano mainnet Shelley genesis file:

{% embed url="<https://book.world.dev.cardano.org/environments/mainnet/shelley-genesis.json>" %}

```bash
cardano-cli genesis hash --genesis mainnet-shelley-genesis.json
1a3be38bcbb7911969283716ad7aa550250226b76a61fc51cc9a9a35d9276d81
```