Get Block by Number

POST

https://robinhood.nownodes.io/

Authorizations

ApiKeyAuthApiKeyAuth

api-key string

NOWNodes API key passed in the api-key header.

Returns the block information for the specified block number.

Body

application/json

JSON-RPC 2.0 request to the Robinhood Chain mainnet endpoint.

Request payload for Get Block by Number.

jsonrpcstringrequired

JSON-RPC version

methodstringrequired

JSON-RPC method name

paramsArray<string>required

Array of parameters: 1. Block number (hex string, e.g., "0x1b4") or special tags ("latest", "earliest", "pending") 2. Boolean flag — if true, return full transactions; if false, only hashes.

idintegerrequired

Request ID

Response

200OK

Block information

500Internal Server Error

Upstream node or gateway error.

Get Block by Number

curl -X POST 'https://robinhood.nownodes.io/' \
  -H 'Content-Type: application/json' \
  -d '{
    "jsonrpc": "2.0",
    "method": "eth_getBlockByNumber",
    "params": [
      "0x1d43b5d",
      false
    ],
    "id": 1
  }'

import { JsonRpcProvider } from "ethers";

const provider = new JsonRpcProvider("https://robinhood.nownodes.io/");
const result = await provider.send("eth_getBlockByNumber", [
  "0x1d43b5d",
  false
]);
console.log(result);

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

uri = URI('https://robinhood.nownodes.io/')
request = Net::HTTP::Post.new(uri)
request['Content-Type'] = 'application/json'
request.body = '{
  "jsonrpc": "2.0",
  "method": "eth_getBlockByNumber",
  "params": [
    "0x1d43b5d",
    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://robinhood.nownodes.io/"))
response = w3.provider.make_request("eth_getBlockByNumber", [
  "0x1d43b5d",
  false
])
print(response)

import { createPublicClient, http } from "viem";

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

const result = await client.request({
  method: "eth_getBlockByNumber",
  params: [
  "0x1d43b5d",
  false
],
});

console.log(result);

const endpoint = "https://robinhood.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_getBlockByNumber", params: [
  "0x1d43b5d",
  false
], id: 1 });
console.log(result);

const response = await fetch('https://robinhood.nownodes.io/', {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
      "jsonrpc": "2.0",
      "method": "eth_getBlockByNumber",
      "params": [
        "0x1d43b5d",
        false
      ],
      "id": 1
    }),
});

const data = await response.json();

import requests

payload = {
  "jsonrpc": "2.0",
  "method": "eth_getBlockByNumber",
  "params": [
    "0x1d43b5d",
    false
  ],
  "id": 1
}

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

require 'net/http'
require 'json'

uri = URI('https://robinhood.nownodes.io/')
request = Net::HTTP::Post.new(uri)
request['Content-Type'] = 'application/json'
request.body = '{
    "jsonrpc": "2.0",
    "method": "eth_getBlockByNumber",
    "params": [
      "0x1d43b5d",
      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_getBlockByNumber",
  "params": [
    "0x1d43b5d",
    false
  ],
  "id": 1
}

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": {
    "baseFeePerGas": "0x1e21610",
    "difficulty": "0x1",
    "extraData": "0x667fe0ae2d5118327debb8269817eaad8158704b6d1a4103cf59ed52856d871e",
    "gasLimit": "0x4000000000000",
    "gasUsed": "0x243849",
    "hash": "0x0e3ffa1736f2f6cc343172776561135945d6ad6fa2311288adbbaf5798343b26",
    "l1BlockNumber": "0x1884218",
    "logsBloom": "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",
    "miner": "0xa4b000000000000000000073657175656e636572",
    "mixHash": "0x00000000000004010000000001884218000000000000003d0000000000000000",
    "nonce": "0x000000000001a21b",
    "number": "0x1d43b5d",
    "parentHash": "0x30abda7e51782ff22cefe42239a0006e7874b80c3ef0f4819556d40fd4d36203",
    "receiptsRoot": "0x2784dc69c6d41feb14e4d8c0a5dfae28f0bdd6a629c8869a6b82f3f76556942d",
    "sendCount": "0x401",
    "sendRoot": "0x667fe0ae2d5118327debb8269817eaad8158704b6d1a4103cf59ed52856d871e",
    "sha3Uncles": "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347",
    "size": "0x48b1",
    "stateRoot": "0xd0822f8bf6ec771526df8100eb623b581dc360bfe1fff8a1517600c885c18e1d",
    "timestamp": "0x6a768930",
    "transactions": [
      "0xc19248132e871a5aaa43056307260f3d047ee07a687efeb17b3eb5e6263a6f24",
      "0xff6d7b29964adca7d205dbfb56702372b062e2ec51ffd45ee9c028e39154b265",
      "0xaefe0ff2b45048abc1ad17512fb7dcc2b547c5738ed18a8e0f62b814c09a83af",
      "0x241ab0d5e018c27a65713cbf547bae6b14ee7a945611c3e7df1f7e0befb0191f",
      "0x27ca3871b594072389f48ee7f683c142fdff8ccdfb6d3941184664ec6e43dc55",
      "0xc1473cc018619239baea24cc1520780b4a6822e70752ccda6cab9b5219a9a247",
      "0xbc40a3ec8607a129b2fd92dd90ae1b254d87eed9501d5d03f9652be1a9f3613a",
      "0xd9b41c4c0e6d73717c835bc0944e4b96dea7f16423a565403ca44aa5bc621aa8",
      "0x164afb82989c395d70ec3cdc778cbd0925402a1e10513dc74b108491e76193fe",
      "0xd492445b5b25c4402c58258e5c3540087c92453cccdb56a76a0c29ad80d45c21",
      "0x3d6522a5a96e575af16f5cc91525050edbb352b57997033df838ee3a9f118e5a",
      "0x22ebfe7433c6532f650156a75c9dd275a2aebda0d670bc65b17310b8907702b7",
      "0xf67abde67e1d85522e584e23e3ff7e18641bb0d61e2b9f4554e8427391818df7",
      "0x45b82d0deba200ca9f0629c268c1845f6cb3c14c6730b3ce07ba036a243e750c",
      "0x4480e89d39ad5fba4b32259c082e6839a6a53df5799be4388ab09f6b1dde4ea0",
      "0xc3c599ed1b2fabadd622ba21d6bbc13f2ac62e5476e0a7539fc38ecf5ea3de2e",
      "0xa5d0109088d4b81231c096cdb2a63930f711b05fbac1bfa0022e28ecfaa090bf",
      "0xdd46830f55f44dc6769bc62dbbd90d031fcade459c3b4512cef96faed2d7f9bb",
      "0x221ec0d05bdbe6cb4f7df7f02f80b4c138ca501475acc13e406e796c81e5072e"
    ],
    "transactionsRoot": "0x6cf26ef5c752dbbe2de04208f2cc99a6ce7161db4170c706a80ca10d09bb7dc6",
    "uncles": []
  }
}

{
  "jsonrpc": "2.0",
  "id": 1,
  "error": {
    "code": -32602,
    "message": "invalid argument 0: hex string without 0x prefix"
  }
}

{
  "jsonrpc": "2.0",
  "id": 1,
  "error": {
    "code": -32602,
    "message": "invalid argument 0: hex string without 0x prefix"
  }
}

Documentation

How to migrate to NOWNodes

Get Block by Number

Authorizations

Body

Response