API Reference

isBlockhashValid

Returns whether a blockhash is still valid or not.

📘

Supported on Solana (mainnet) only.

Parameters

  • blockhash: <string> - the blockhash of this block, as base-58 encoded string
  • (optional) <object> - Configuration object containing the following fields:
    • (optional) commitment: <string> - Commitment (used for retrieving blockhash)
    • (optional) minContextSlot: <number> - set the minimum slot that the request can be evaluated at.

Returns

  • <bool> - True if the blockhash is still valid

API Endpoint

The format of an Solana API endpoint is
https://open-platform.nodereal.io/{{apiKey}}/solana/

Here is an example:
https://open-platform.nodereal.io/4c0a1c23661a4e26bcbcwed461e34ea9/solana/

Example

Request

curl https://open-platform.nodereal.io/{{apiKey}}/solana/ \
  -X POST \
  -H "Content-Type: application/json" \
  --data '{
    "id":45,
    "jsonrpc":"2.0",
    "method":"isBlockhashValid",
    "params":[
      "J7rBdM6AecPDEZp8aPq5iPSNKVkU5Q76F3oAV4eW5wsW",
      {"commitment":"processed"}
    ]
  }
'

Result

{
  "jsonrpc": "2.0",
  "result": {
    "context": {
      "slot": 2483
    },
    "value": false
  },
  "id": 1
}