> For the complete documentation index, see [llms.txt](https://services.liveraven.net/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://services.liveraven.net/cosmos-testnets/union.md).

# Union

<figure><img src="/files/pH8KnXh2PWu0qymM0xMi" alt="" width="100"><figcaption></figcaption></figure>

## About

The Modular ZK Interoperability Layer. Union connects the next generation of blockchains and rollups, across any ecosystem.

## Project links

* [Web](https://union.build)
* [Discord](https://discord.union.build/)
* [Twitter](https://x.com/union_build)
* [GitHub](https://github.com/unionlabs)

## Network parameters

| Chain ID        | Version                                                       |
| --------------- | ------------------------------------------------------------- |
| union-testnet-8 | [v0.21.0](https://github.com/unionlabs//releases/tag/v0.21.0) |

## Chain Explorer

* <https://testnet.explorer.liveraven.net/union>
* [Validator stats](https://testnet.explorer.liveraven.net/union/staking/unionvaloper1rga9cdf2mtuy7juwswyn7xpz68xahnuzjeqmad)

{% tabs %}
{% tab title="Validator address" %}
{% code overflow="wrap" fullWidth="false" %}

```bash
unionvaloper1rga9cdf2mtuy7juwswyn7xpz68xahnuzjeqmad
```

{% endcode %}
{% endtab %}
{% endtabs %}