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bor_getRootHash

Returns the root hash of a specified block range.

For Growth and Custom service plans

This JSON-RPC method allows a request to be forwarded to a partner service provider if Infura should experience a service issue or outage. See Failover protection and Enable API request forwarding for complete details.

If you would like failover protection but don't qualify under your current plan, then either self-upgrade to the Growth plan or contact a sales representative to upgrade to a Custom plan.

warning

The maximum difference between the specified block range can be 32767.

Parameters​

  • fromBlock (int) - from block number specified as an integer
  • toBlock (int) - to block number specified as an integer

Returns​

string: root hash of the specified block range

Example​

Replace <YOUR-API-KEY> with an API key from your MetaMask Developer dashboard.

Request​

curl https://polygon-mainnet.infura.io/v3/<YOUR-API-KEY> \
  -X POST \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc": "2.0", "method": "bor_getRootHash", "params": [1000, 1032], "id": 1}'

Response​

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": "67518d9fc6bf9ff886ba1a4e932a0d0a8a1318b3f300518773aaf2210410cf73"
}