> 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/fantom-ftm/ftm_web3_sha3.md).

# web3\_sha3 - Fantom

Example code for the web3\_sha3 json-rpc method. Сomplete guide on how to use web3\_sha3 json-rpc in GetBlock.io Web3 documentation.

#### Parameters

`DATA` - None

Data to convert to a SHA3 hash.

#### 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": "web3_sha3",
"params": ["0x68656c6c6f20776f726c00"],
"id": "getblock.io"}'
```

#### Response

```java
{
    "id": "getblock.io",
    "jsonrpc": "2.0",
    "result": "0x5e39a0a66544c0668bde22d61c47a8710000ece931f13b84d3b2feb44ec96d3f"
}
```