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​
Parameters

​
chainId
string
default:"solana-devnet"
required
Unique identifier for a blockchain network.
​
id
number
default:1
required
Request identifier used to match responses.
​
jsonrpc
string
default:"2.0"
required
JSON-RPC version.
​
method
string
default:"isBlockhashValid"
required
JSON-RPC method name.
​
params
object
required
Parameters for method isBlockhashValid: [blockhash, config]Positional parameters for isBlockhashValid:
  • params[0]: The blockhash to evaluate (base-58 encoded string).
  • params[1]: Optional configuration object.

​
Returns

​
result
boolean
Boolean - returns whether the blockhash is still valid. Example: true.
curl --request POST \
  --url https://api.uniblock.dev/uni/v1/json-rpc?chainId=solana-devnet \
  --header 'content-type: application/json' \
  --data '{
    "id": 1,
    "jsonrpc": "2.0",
    "method": "isBlockhashValid",
    "params": [
      "J7rBdM6AecPDEZp8aPq5iPSNKVkU5Q76F3oAV4eW5wsW",
      {
        "commitment": "processed"
      }
    ]
  }'

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": true
}