Get Block by Hash

POST

https://eth-archive.nownodes.io/

Authorizations

ApiKeyAuthApiKeyAuth

api-key string

NOWNodes API key passed in the api-key header.

Returns the block information for the specified block hash. The second parameter indicates whether to return full transaction objects or just transaction hashes.

Body

application/json

Returns the block information for the specified block hash. The second parameter indicates whether to return full transaction objects or just transaction hashes.

Request payload for Get Block by Hash.

jsonrpcstringrequired

JSON-RPC version

methodstringrequired

JSON-RPC method name

paramsArray<string>required

Array of parameters:

Block hash (string)
Boolean flag — if true, return full transactions; if false, only hashes.

idintegerrequired

Request ID

Response

200OK

Block information

401Unauthorized

Unauthorized: API key is present but rejected by the NOWNodes gateway.

405Method Not Allowed

Method Not Allowed. Returned by the NOWNodes gateway for malformed or unsupported gateway-level requests.

422Unprocessable Entity

Missing API key. The NOWNodes gateway returns plain text for this error.

500Internal Server Error

Upstream node or gateway error.

Get Block by Hash

curl -X POST 'https://eth-archive.nownodes.io/' \
  -H 'Content-Type: application/json' \
  -d '{
    "jsonrpc": "2.0",
    "method": "eth_getBlockByHash",
    "params": [
      "0x7f9d3a8f8a6b6d4415a93b0f8d8a2bfc5a44d5e7a3cb1a3a5cf3a0f8d1c6c1d2",
      false
    ],
    "id": 1
  }'

import { JsonRpcProvider } from "ethers";

const provider = new JsonRpcProvider("https://eth-archive.nownodes.io/");
const result = await provider.send("eth_getBlockByHash", [
  "0x7f9d3a8f8a6b6d4415a93b0f8d8a2bfc5a44d5e7a3cb1a3a5cf3a0f8d1c6c1d2",
  false
]);
console.log(result);

require 'eth'
require 'json'
require 'net/http'

uri = URI('https://eth-archive.nownodes.io/')
request = Net::HTTP::Post.new(uri)
request['Content-Type'] = 'application/json'
request.body = '{
  "jsonrpc": "2.0",
  "method": "eth_getBlockByHash",
  "params": [
    "0x7f9d3a8f8a6b6d4415a93b0f8d8a2bfc5a44d5e7a3cb1a3a5cf3a0f8d1c6c1d2",
    false
  ],
  "id": 1
}'

response = Net::HTTP.start(uri.hostname, uri.port, use_ssl: true) do |http|
  http.request(request)
end

puts JSON.parse(response.body)

from web3 import Web3

w3 = Web3(Web3.HTTPProvider("https://eth-archive.nownodes.io/"))
response = w3.provider.make_request("eth_getBlockByHash", [
  "0x7f9d3a8f8a6b6d4415a93b0f8d8a2bfc5a44d5e7a3cb1a3a5cf3a0f8d1c6c1d2",
  false
])
print(response)

import { createPublicClient, http } from "viem";

const client = createPublicClient({
  transport: http("https://eth-archive.nownodes.io/"),
});

const result = await client.request({
  method: "eth_getBlockByHash",
  params: [
  "0x7f9d3a8f8a6b6d4415a93b0f8d8a2bfc5a44d5e7a3cb1a3a5cf3a0f8d1c6c1d2",
  false
],
});

console.log(result);

const endpoint = "https://eth-archive.nownodes.io/";
const apiKey = "YOUR_API_KEY";

async function nownodesRequest(payload) {
  const response = await fetch(endpoint, {
    method: "POST",
    headers: {
      "Content-Type": "application/json",
      "api-key": apiKey,
    },
    body: JSON.stringify(payload),
  });

  return response.json();
}

const result = await nownodesRequest({ jsonrpc: "2.0", method: "eth_getBlockByHash", params: [
  "0x7f9d3a8f8a6b6d4415a93b0f8d8a2bfc5a44d5e7a3cb1a3a5cf3a0f8d1c6c1d2",
  false
], id: 1 });
console.log(result);

const response = await fetch('https://eth-archive.nownodes.io/', {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
      "jsonrpc": "2.0",
      "method": "eth_getBlockByHash",
      "params": [
        "0x7f9d3a8f8a6b6d4415a93b0f8d8a2bfc5a44d5e7a3cb1a3a5cf3a0f8d1c6c1d2",
        false
      ],
      "id": 1
    }),
});

const data = await response.json();

import requests

payload = {
  "jsonrpc": "2.0",
  "method": "eth_getBlockByHash",
  "params": [
    "0x7f9d3a8f8a6b6d4415a93b0f8d8a2bfc5a44d5e7a3cb1a3a5cf3a0f8d1c6c1d2",
    false
  ],
  "id": 1
}

response = requests.post('https://eth-archive.nownodes.io/', json=payload)
data = response.json()

require 'net/http'
require 'json'

uri = URI('https://eth-archive.nownodes.io/')
request = Net::HTTP::Post.new(uri)
request['Content-Type'] = 'application/json'
request.body = '{
    "jsonrpc": "2.0",
    "method": "eth_getBlockByHash",
    "params": [
      "0x7f9d3a8f8a6b6d4415a93b0f8d8a2bfc5a44d5e7a3cb1a3a5cf3a0f8d1c6c1d2",
      false
    ],
    "id": 1
  }'

response = Net::HTTP.start(uri.hostname, uri.port, use_ssl: true) { |http| http.request(request) }
data = JSON.parse(response.body)

Request Body

{
  "jsonrpc": "2.0",
  "method": "eth_getBlockByHash",
  "params": [
    "0x7f9d3a8f8a6b6d4415a93b0f8d8a2bfc5a44d5e7a3cb1a3a5cf3a0f8d1c6c1d2",
    false
  ],
  "id": 1
}

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": {
    "hash": "0x512f5b3b7f2c1943aa1abf30a5b4a3e600832b773168236de3f282fb635c6ffe",
    "parentHash": "0x302492d53eaabcfc87a6a455267795739dfaaff8829b58db4206c22093334613",
    "sha3Uncles": "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347",
    "miner": "0xfb74767c1ce1aada0a0e114441173b57f8c1571b",
    "stateRoot": "0x3f58591d542193842f1b69e246665f85a0081b426fd6a02cadfd2dd1ace3dbab",
    "transactionsRoot": "0x4743871848d5e277b4e45a0cd5287d1652d484d4ed0c968355e526654931babe",
    "receiptsRoot": "0xaa3d080713295cf6ed97939d4b7b21494105e9c3499b550bc87453711ec6b866",
    "logsBloom": "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...truncated",
    "difficulty": "0x0",
    "number": "0x184077b",
    "gasLimit": "0x3938700",
    "gasUsed": "0x162058d",
    "timestamp": "0x6a4399ab",
    "extraData": "0x457572656b612028657572656b616275696c6465722e78797a29",
    "mixHash": "0x72595eb2f8c6cdd802689b0c807ddab09210908a1f8a2ec750a430752b9a2809",
    "nonce": "0x0000000000000000",
    "baseFeePerGas": "0x414f705",
    "withdrawalsRoot": "0xa151dcbfa3957218d375674c55d70f57a6c610054507ff6ea97c461f3f21268f",
    "blobGasUsed": "0x0",
    "excessBlobGas": "0xa90f452",
    "parentBeaconBlockRoot": "0xc759c962467c20468e4613486c8e396f3e5aad4e57036ed2bc000e633e80f2f1",
    "requestsHash": "0xe3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855",
    "size": "0x21c3a",
    "uncles": [],
    "transactions": [
      {
        "type": "0x2",
        "chainId": "0x1",
        "nonce": "0x1023",
        "gas": "0xe4e1c0",
        "maxFeePerGas": "0x2540be400",
        "maxPriorityFeePerGas": "0x2540be400",
        "to": "0xe28cac160c2a79dfa1fbd2169ac5fa5d061cf186",
        "value": "0x0",
        "accessList": [],
        "input": "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...truncated",
        "r": "0x8dc3c18f20b381e890a39cdf7b978861c8410e29e7c986672dad5d6af297cca5",
        "s": "0x6a90bcf60c159962c8c0ad56c02812e73124be90e433dc7892fbdb087212f5fa",
        "yParity": "0x1",
        "v": "0x1",
        "hash": "0x3ed0ce61d1c07b0db202321a7340f390df0f5fa698c5fcad3acf53a5b41615cd",
        "blockHash": "0x512f5b3b7f2c1943aa1abf30a5b4a3e600832b773168236de3f282fb635c6ffe",
        "blockNumber": "0x184077b",
        "transactionIndex": "0x0",
        "from": "0x0b6f2116323c12ee731de6818e41861561bcd44c",
        "gasPrice": "0x2540be400",
        "blockTimestamp": "0x6a4399ab"
      },
      {
        "type": "0x2",
        "chainId": "0x1",
        "nonce": "0x425",
        "gas": "0x921bd",
        "maxFeePerGas": "0x1e3871f7",
        "maxPriorityFeePerGas": "0x1a0b0394",
        "to": "0x4c82d1fbfe28c977cbb58d8c7ff8fcf9f70a2cca",
        "value": "0xf43fc2c04ee0000",
        "accessList": [],
        "input": "0x3593564c000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000a0000000000000000000000000000000000000000000000000000000006a43a07c00000000000000000000000000000000000000000000000000000000000000070b00001000100400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000700000000000000000000000000000000000000000000000000000000000000e0000000000000000000000000000000000000000000000000000000...truncated",
        "r": "0x7aead194f13cba03a6383e92d4fce25db742b57b4f28c1417d811defe7b27359",
        "s": "0x1afb2f537d0d62d463e31fefe0c8575f9a376b7e4a8ca50694604ec2e93de77",
        "yParity": "0x0",
        "v": "0x0",
        "hash": "0x40561190924b023d926c68cb1f40db894c57f204fbb023537c273bd2e0c183e1",
        "blockHash": "0x512f5b3b7f2c1943aa1abf30a5b4a3e600832b773168236de3f282fb635c6ffe",
        "blockNumber": "0x184077b",
        "transactionIndex": "0x1",
        "from": "0xb935b1af63e91b8dec285fb587a8598cd1a5fcc6",
        "gasPrice": "0x1e1ffa99",
        "blockTimestamp": "0x6a4399ab"
      },
      {
        "type": "0x2",
        "chainId": "0x1",
        "nonce": "0x3342",
        "gas": "0x3d0900",
        "maxFeePerGas": "0x5302c65",
        "maxPriorityFeePerGas": "0x989680",
        "to": "0x6745024462abf2c049f54b381c4ad4a8c8d999c4",
        "value": "0x428c069b",
        "accessList": [],
        "input": "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...truncated",
        "r": "0xdf437116eb31983d0f4c7fa4eaf438cf02235e72289fed903901715e5c109e29",
        "s": "0x26adc1ab18d4308d5a6a83f9893a6b4befcff6f71b67369e7654adf61331d6fe",
        "yParity": "0x0",
        "v": "0x0",
        "hash": "0x55c3a615ef55ebff58b2d27f3354d381af9de729507d78849a61938b29b04649",
        "blockHash": "0x512f5b3b7f2c1943aa1abf30a5b4a3e600832b773168236de3f282fb635c6ffe",
        "blockNumber": "0x184077b",
        "transactionIndex": "0x2",
        "from": "0xcbc76807fdc08e28ad16ec905a10205f9092bbe9",
        "gasPrice": "0x4ad8d85",
        "blockTimestamp": "0x6a4399ab"
      }
    ],
    "withdrawals": [
      {
        "index": "0x8018a9b",
        "validatorIndex": "0xbee76",
        "address": "0xb9d7934878b5fb9610b3fe8a5e441e8fad7e293f",
        "amount": "0xde9c77"
      },
      {
        "index": "0x8018a9c",
        "validatorIndex": "0xbee77",
        "address": "0xb9d7934878b5fb9610b3fe8a5e441e8fad7e293f",
        "amount": "0xdebe81"
      },
      {
        "index": "0x8018a9d",
        "validatorIndex": "0xbee78",
        "address": "0xb9d7934878b5fb9610b3fe8a5e441e8fad7e293f",
        "amount": "0xde6be6"
      }
    ]
  }
}

{
  "jsonrpc": "2.0",
  "id": 1,
  "error": {
    "code": -32602,
    "message": "Invalid params",
    "data": "odd number of digits at line 1 column 19"
  }
}

Unknown API_key

Method Not Allowed

Missing API_key

{
  "jsonrpc": "2.0",
  "id": 1,
  "error": {
    "code": -32602,
    "message": "Invalid params",
    "data": "odd number of digits at line 1 column 19"
  }
}

Documentation

How to migrate to NOWNodes

Get Block by Hash

Authorizations

Body

Response