Get Block Header

Get metadata of a given block.

GET /getBlockHeader

Get Block Header

cURL

curl --request GET \
  --url https://toncenter.com/api/v2/getBlockHeader

import requests

url = "https://toncenter.com/api/v2/getBlockHeader"

response = requests.get(url)

print(response.text)

const options = {method: 'GET'};

fetch('https://toncenter.com/api/v2/getBlockHeader', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://toncenter.com/api/v2/getBlockHeader",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "GET",
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"net/http"
	"io"
)

func main() {

	url := "https://toncenter.com/api/v2/getBlockHeader"

	req, _ := http.NewRequest("GET", url, nil)

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.get("https://toncenter.com/api/v2/getBlockHeader")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://toncenter.com/api/v2/getBlockHeader")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Get.new(url)

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

200

{
  "ok": true,
  "result": {
    "@type": "blocks.header",
    "id": {
      "@type": "ton.blockIdExt",
      "workchain": -1,
      "shard": "-9223372036854775808",
      "seqno": 1,
      "root_hash": "8GYhhrigd8CwZGrRT59iulLDcgiTYuvOAzFJxugc0Ts=",
      "file_hash": "V+XzykEwun4yePZhAEPZk77RbMfMOgS/S4GiJkSKY6s="
    },
    "global_id": -239,
    "version": 0,
    "after_merge": false,
    "after_split": false,
    "before_split": false,
    "want_merge": false,
    "want_split": false,
    "validator_list_hash_short": -1447544682,
    "catchain_seqno": 0,
    "min_ref_mc_seqno": 1,
    "is_key_block": false,
    "prev_key_block_seqno": 0,
    "start_lt": "1000000",
    "end_lt": "1000012",
    "gen_utime": 1573822385,
    "prev_blocks": [
      {
        "@type": "ton.blockIdExt",
        "workchain": -1,
        "shard": "-9223372036854775808",
        "seqno": 0,
        "root_hash": "F6OpKZKqvqeFp6CQmFomXNMfMj2EnaUSOXN+Mh+wVWk=",
        "file_hash": "XplPz01CXAps5qeSWUtxcyBfdAo5zVb1N979KLSKD24="
      }
    ],
    "@extra": "1755814930.1088252:0:0.1467032130574265"
  }
}

Query Parameters

workchain · integer · required

shard · integer · required

seqno · integer · required

root_hash · string

file_hash · string

Response

200

application/json

Successful Response

ok · boolean · required

result · Result · object

Header information of the specified block.

Show child attributes

error · string

code · integer