Get the block hash for the block on the given round.

GET

https://algo.nownodes.io/v2/blocks/{round}/hash

Authorizations

ApiKeyAuthApiKeyAuth

api-key string

NOWNodes API key passed in the api-key header.

Parameters

roundinteger>= 0requiredpath

The round from which to fetch block hash information.

Response

200OK

Hash of a block header.

400Bad Request

Bad Request - Non integer number

401Unauthorized

Invalid API Token

404Not Found

None existing block

500Internal Server Error

Internal Error

default

Unknown Error

Get the block hash for the block on the given round.

curl -X GET 'https://algo.nownodes.io/v2/blocks/{round}/hash'

const response = await fetch('https://algo.nownodes.io/v2/blocks/{round}/hash', {
  method: 'GET',
});

const data = await response.json();

require 'net/http'
require 'json'

uri = URI('https://algo.nownodes.io/v2/blocks/{round}/hash')
request = Net::HTTP::Get.new(uri)

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

import requests

response = requests.get('https://algo.nownodes.io/v2/blocks/{round}/hash')
data = response.json()

const response = await fetch('https://algo.nownodes.io/v2/blocks/{round}/hash', {
  method: 'GET',
});

const data = await response.json();

const endpoint = "https://algo.nownodes.io/v2/blocks/{round}/hash";
const apiKey = "YOUR_API_KEY";

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

  return response.json();
}

const result = await nownodesRequest({});
console.log(result);

const response = await fetch('https://algo.nownodes.io/v2/blocks/{round}/hash', {
  method: 'GET',
});

const data = await response.json();

import requests

response = requests.get('https://algo.nownodes.io/v2/blocks/{round}/hash')
data = response.json()

require 'net/http'
require 'json'

uri = URI('https://algo.nownodes.io/v2/blocks/{round}/hash')
request = Net::HTTP::Get.new(uri)

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

{
  "blockHash": "string"
}

{
  "data": {},
  "message": "string"
}

{
  "data": {},
  "message": "string"
}

{
  "data": {},
  "message": "string"
}

{
  "data": {},
  "message": "string"
}