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eth_getBlockByNumber RPC Method

The API credit value for this method is 2 . To learn more about API credits and each method's value, visit the API Credits page.


  1. blockNumber/tag - string - The block number in hexadecimal format or the string latest, earliest, pending, safe or finalized (safe and finalized tags are only supported on Ethereum, Gnosis, Arbitrum, Arbitrum Nova and Avalanche C-chain), see the default block parameter description in the official Ethereum documentation
  2. transaction detail flag - boolean - (default: false) The method returns the full transaction objects when this value is true otherwise, it returns only the hashes of the transactions


  1. object - A block object, or null when no block was found. The block object contains the following fields:

    baseFeePerGas - (optional) A string of the base fee encoded in hexadecimal format. Please note that this response field will not be included in a block requested before the EIP-1559 upgrade

    difficulty - The integer of the difficulty for this block encoded as a hexadecimal

    extraData - The “extra data” field of this block

    gasLimit - The maximum gas allowed in this block encoded as a hexadecimal

    gasUsed - The total used gas by all transactions in this block encoded as a hexadecimal

    hash - The block hash of the requested block. null if pending

    logsBloom - The bloom filter for the logs of the block. null if pending

    miner - The address of the beneficiary to whom the mining rewards were given

    mixHash - A string of a 256-bit hash encoded as a hexadecimal

    nonce - The hash of the generated proof-of-work. null if pending

    number - The block number of the requested block encoded as hexadecimal. null if pending

    parentHash - The hash of the parent block

    receiptsRoot - The root of the receipts trie of the block

    sha3Uncles - The SHA3 of the uncles data in the block

    size - The size of this block in bytes as an Integer value encoded as hexadecimal

    stateRoot - The root of the final state trie of the block

    timestamp - The UNIX timestamp for when the block was collated

    totalDifficulty - The integer of the total difficulty of the chain until this block encoded as a hexadecimal

    transactions - An array of transaction objects - please see eth_getTransactionByHash for exact shape

    transactionsRoot - The root of the transaction trie of the block

    uncles - An array of uncle hashes

Code Examples:

require "uri"
require "json"
require "net/http"

url = URI("")

https =, url.port)
https.use_ssl = true

request =
request["Content-Type"] = "application/json"
request.body = JSON.dump({
  "method": "eth_getBlockByNumber",
  "params": [
  "id": 1,
  "jsonrpc": "2.0"

response = https.request(request)
puts response.read_body
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