grandpa_proveFinality

Obtain finality evidence for a block number and return the set's final block's reasoning.

Example Request and Result for grandpa_proveFinality method

In this section, we provide an illustrative example of a request made to retrieve details contents using the grandpa_proveFinality method. Additionally, we present the resulting response containing information about the finality evidence for a block number.

Parameters

Fields	Type	Description
blocknumber*	string	The block number for which you want to retrieve the finality proof

info

The example in this section uses a non-existing project id.

Make sure you replace it with your Vara Mainnet endpoint when issuing the API calls.

Don't have a project id? Here's a straightforward guide on how to obtain one!

Retrieves the finality evidence for a block number

POST https://vara-mainnet.blastapi.io/<project-id>

Request Body

Name	Type	Description
blockhash*	string	234322

200: OK Expand for a detailed response example

{
    "jsonrpc": "2.0",
    "result": "0x4b6f9beaa6698c8e63bb4d34d1a6cfc50478be7a1d87d0b42f2ea1456106deb2591539760000000000004b6f9beaa6698c8e63bb4d34d1a6cfc50478be7a1d87d0b42f2ea1456106deb235a60300284b6f9beaa6698c8e63bb4d34d1
...
e52b0cf0969ebf131b7a786bbc6e2146064b62ea2e7cbf8e8de8e61514a25b6626cf0fbddf296323ac3f45031857848959fa83",
    "id": 1
}

Curl Request example

curl --location 'https://vara-mainnet.blastapi.io/<project-id>' \
--header 'Content-Type: application/json' \
--data '{
    "id": 1,
    "jsonrpc": "2.0",
    "method": "grandpa_proveFinality",
    "params":[234322]
}'