isBlockhashValid

Returns whether a blockhash is still valid or not

isBlockhashValid

POSThttps://mainnet.helius-rpc.com/?api-key=<api-key>

Body

jsonrpcenum

The JSON-RPC protocol version.

Example: "2.0"

2.0

idstring

A unique identifier for the request.

Example: "45"

methodenum

The name of the RPC method to invoke.

Example: "isBlockhashValid"

isBlockhashValid

paramsarray of one of

Parameters for evaluating blockhash validity.

Response

Successfully evaluated blockhash validity.

Body

jsonrpcenum

The JSON-RPC protocol version.

Example: "2.0"

2.0

idstring

Identifier matching the request.

Example: "45"

resultobject

Blockhash validity result.

Request

Response

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Last updated 11 days ago

const response = await fetch('https://mainnet.helius-rpc.com/?api-key=<api-key>', {
    method: 'POST',
    headers: {
      "Content-Type": "application/json"
    },
    body: JSON.stringify({
      "jsonrpc": "2.0",
      "id": 45,
      "method": "isBlockhashValid",
      "params": [
        "J7rBdM6AecPDEZp8aPq5iPSNKVkU5Q76F3oAV4eW5wsW",
        {
          "commitment": "processed"
        }
      ]
    }),
});
const data = await response.json();