eth_getBlockByNumber

Get information about a block by block number

Defined in the Ethereum JSON-RPC Specification

Returns information about a block by block number.

Parameters

blockParameter · string · required

Integer block number, or the string “latest”, “earliest”, “pending”, “safe” or “finalized”.

fullTransactionObjects · boolean · required

If true, returns the full transaction objects; if false, returns only the hashes of the transactions.

Returns

result · object

A block object, or null when no block was found.

Show Block object properties

number · string

The block number. null when its pending block.

hash · string

Hash of the block. null when its pending block.

parentHash · string

Hash of the parent block.

nonce · string

Hash of the generated proof-of-work. null when its pending block.

sha3Uncles · string

SHA3 of the uncles data in the block.

logsBloom · string

The bloom filter for the logs of the block. null when its pending block.

transactionsRoot · string

The root of the transaction trie of the block.

stateRoot · string

The root of the final state trie of the block.

receiptsRoot · string

The root of the receipts trie of the block.

miner · string

The address of the beneficiary to whom the mining rewards were given.

difficulty · string

Integer of the difficulty for this block.

totalDifficulty · string

Integer of the total difficulty of the chain until this block.

extraData · string

The “extra data” field of this block.

size · string

Integer the size of this block in bytes.

gasLimit · string

The maximum gas allowed in this block.

gasUsed · string

The total used gas by all transactions in this block.

timestamp · string

The unix timestamp for when the block was collated.

transactions · array

Array of transaction objects, or 32 Bytes transaction hashes depending on the fullTransactionObjects parameter.

uncles · array

Array of uncle hashes.

Latest Block

{
  "id": 1,
  "jsonrpc": "2.0",
  "method": "eth_getBlockByNumber",
  "params": [
    "latest",
    true
  ]
}

{
  "id": 1,
  "jsonrpc": "2.0",
  "method": "eth_getBlockByNumber",
  "params": [
    "0x1b4",
    false
  ]
}

Success Response

{
  "id": 1,
  "jsonrpc": "2.0",
  "result": {
    "number": "0x1b4",
    "hash": "0xc6ef2fc5426d6ad6fd9e2a26abeab0aa2411b7ab17f30a99d3cb96aed1d1055b",
    "parentHash": "0x6c0f2fc5426d6ad6fd9e2a26abeab0aa2411b7ab17f30a99d3cb96aed1d1055b",
    "nonce": "0xe04d296d2460cfb8472af2c5fd05b5a214109c25688d3704aed5484f9a7792f2",
    "sha3Uncles": "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347",
    "logsBloom": "0x0e670ec64341...",
    "transactionsRoot": "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
    "stateRoot": "0xd5855eb08b3387c0af375e9cdb6acfc05eb8f519e419b874b6ff2ffda7ed1dff",
    "receiptsRoot": "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
    "miner": "0x4e65fda2159562a496f9f3522f89122a3088497a",
    "difficulty": "0x027f07",
    "totalDifficulty": "0x027f07",
    "extraData": "0x0000000000000000000000000000000000000000000000000000000000000000",
    "size": "0x027f07",
    "gasLimit": "0x9f759",
    "gasUsed": "0x9f759",
    "timestamp": "0x54e34e8e",
    "transactions": ["0x..."],
    "uncles": []
  }
}

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

Error Handling

Code	Message	Description
-32602	Invalid block parameter	The provided block parameter is invalid
4100	Requested method not supported	The method is not supported by the wallet

Block parameter tags: “latest” (most recent block), “earliest” (genesis block), “pending” (next block to be mined), “safe” and “finalized” (post-merge Ethereum blocks).