eth_getSystemTxsByBlockNumber

Returns system transactions for a specified block number on HyperEVM. This Hyperliquid-specific method exposes internal system transactions responsible for protocol operations, network maintenance, and other system-level activities. This method uses 80 credits from your daily balance.

Parameters

• blockNumber: (string) [required] - The block number in hexadecimal format, or the tag latest, pending, safe, or finalized.

Returns

• result: (array) - An array of system transaction objects included in the block.
  • type: (string) - The transaction type.
  • chainId: (string) - The chain ID encoded as hexadecimal.
  • nonce: (string) - The transaction count of the sender.
  • gasPrice: (string) - Gas price in wei, encoded as hexadecimal.
  • gas: (string) - Gas limit provided by the sender.
  • to: (string) - Recipient address (null for contract creation).
  • value: (string) - Value transferred in wei, encoded as hexadecimal.
  • input: (string) - Input data of the transaction.
  • r: (string) - ECDSA signature r.
  • s: (string) - ECDSA signature s.
  • v: (string) - ECDSA recovery id.
  • hash: (string) - Transaction hash.
  • blockHash: (string) - Block hash.
  • blockNumber: (string) - Block number in hexadecimal.
  • transactionIndex: (string) - Index of the transaction in the block.
  • from: (string) - Sender address.

Example

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

Request

• curl
• WSS

curl https://hyperevm-mainnet.infura.io/v3/<YOUR-API-KEY> \
  -X POST \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc": "2.0", "method": "eth_getSystemTxsByBlockNumber", "params": ["0xcc901c"], "id": 1}'

wscat -c wss://hyperevm-mainnet.infura.io/ws/v3/<YOUR-API-KEY> -x '{"jsonrpc": "2.0", "method": "eth_getSystemTxsByBlockNumber", "params": ["0xcc901c"], "id": 1}'

Response

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": [
    {
      "type": "0x0",
      "chainId": "0x1",
      "nonce": "0x0",
      "gasPrice": "0x2540be400",
      "gas": "0x5208",
      "to": "0x0000000000000000000000000000000000000000",
      "value": "0x0",
      "input": "0x",
      "r": "0x0",
      "s": "0x0",
      "v": "0x0",
      "hash": "0x0000000000000000000000000000000000000000000000000000000000000000",
      "blockHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
      "blockNumber": "0xcc901c",
      "transactionIndex": "0x0",
      "from": "0x0000000000000000000000000000000000000000"
    }
  ]
}