> For the complete documentation index, see [llms.txt](https://docs.getblock.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.getblock.io/api-reference/optimism-op/optimism_eth_submithashrate.md).

# eth\_submitHashrate {disallowed} - Optimism

Example code for the eth\_submitHashrate  {disallowed} json-rpc method. Сomplete guide on how to use eth\_submitHashrate  {disallowed} json-rpc in GetBlock.io Web3 documentation.

#### Parameters

`hashrate` - string

Hexadecimal string representation of the hash rate.

`id` - string

Random hexadecimal ID identifying the client.

#### Request

```java
curl --location --request POST 'https://shared.eu-central-1.getblock.io/<ACCESS-TOKEN>/' \
--header 'Content-Type: application/json' \
--data-raw '{"jsonrpc": "2.0",
"method": "eth_submitHashrate",
"params": ["0x0000000000000000000000000000000000000000000000000000000000500000", "0x59daa26581d0acd1fce254fb7e85952f4c09d0915afd33d3886cd914bc7d283c"],
"id": "getblock.io"}'
```

#### Response

```java
{
    "result": "null",
    "id": "getblock.io",
    "status_code": 405,
    "message": "Method not allowed"
}
```