# zks_getL1BatchDetails

> import Tabs from '@theme/Tabs'
import TabItem from '@theme/TabItem'

# `zks_getL1BatchDetails`

Returns data pertaining to a given L1 batch.

## Parameters

- `batch`: (integer) [_Required_] The layer 1 batch number.

## Response

Detailed information about the specified L1 batch:

- `baseSystemContractsHashes`: An object containing hashes of the base system contracts used in the transaction:
  - `bootloader`: The hash of the bootloader contract.
  - `default_aa`: The hash of the default account contract.
- `commitTxHash`: The hash of the transaction committed to the network.
- `committedAt`: The timestamp when the transaction was committed to the network.
- `executeTxHash`: The hash of the transaction executed on the network.
- `executedAt`: The timestamp when the transaction was executed on the network.
- `l1BatchNumber`: The batch number of the transaction on the L1 (Ethereum) network.
- `l1GasPrice`: The gas price used for the transaction on the L1 network.
- `l1TxCount`: The number of transactions related to this batch on the L1 network.
- `l2FairGasPrice`: The fair gas price used for the transaction on the L2 (ZKsync) network.
- `l2TxCount`: The total number of transactions on the L2 network.
- `number`: The transaction number.
- `operatorAddress`: The address of the operator who executed the transaction.
- `proveTxHash`: The hash of the proof transaction on the L1 network.
- `provenAt`: The timestamp when the proof transaction was done on the L1 network.
- `rootHash`: The root hash representing the state of the network after the transaction.
- `status`: The status of the transaction.
- `timestamp`: The timestamp of the transaction.

## Example

Replace `<YOUR-API-KEY>` with an API key from your [Infura dashboard](https://app.infura.io/).

### Request

<Tabs>
  <TabItem value="curl">

```bash
curl https://zksync-mainnet.infura.io/v3/<YOUR-API-KEY> \
  -X POST \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc": "2.0", "id": 1, "method": "zks_getL1BatchDetails", "params": [12345]}'
```

  </TabItem>
  <TabItem value="WSS">

```bash
wscat -c wss://zksync-mainnet.infura.io/ws/v3/<YOUR-API-KEY> -x '{"jsonrpc": "2.0", "id": 1, "method": "zks_getL1BatchDetails", "params": [12345]}'
```

  </TabItem>
</Tabs>

### Response

<Tabs>
  <TabItem value="JSON">

```json
{
  "jsonrpc": "2.0",
  "result": "0x25f64db",
  "id": 2
}
```

  </TabItem>
</Tabs>