/eth/v1/beacon/headers REST Method

Parameters

slot

string

The fetch sync committees for the given epoch. If not present then the sync committees for the epoch of the state will be obtained

parent_root

string

The fetch sync committees for the given epoch. If not present then the sync committees for the epoch of the state will be obtained

Returns

execution_optimistic

boolean

It's true if the response references an unverified execution payload. The optimistic information may be invalidated at a later time. If the field is not present, assume the false value

data

An array with the following fields:

root

string

The corresponding root

canonical

boolean

The head in node's view

header

array

The SignedBeaconBlockHeader object envelope from the CL spec

message

array

The BeaconBlockHeader object from the CL spec

slot

string

The slot to which this block corresponds

proposer_index

string

The index of validator in validator registry

parent_root

string

The signing merkle root of the parent BeaconBlock

state_root

string

The tree hash merkle root of the BeaconState for the BeaconBlock

body_root

string

The tree hash merkle root of the BeaconBlockBody for the BeaconBlock

signature

string

The signature

Request

curl -X GET \
    "https://docs-demo.quiknode.pro/eth/v1/beacon/headers" \
    -H "accept: application/json"

var myHeaders = new Headers();
myHeaders.append("accept", "application/json");

var requestOptions = {
  method: 'GET',
  headers: myHeaders,
  redirect: 'follow'
};

fetch("https://docs-demo.quiknode.pro/eth/v1/beacon/headers", requestOptions)
  .then(response => response.text())
  .then(result => console.log(result))
  .catch(error => console.log('error', error));

import requests

url = "https://docs-demo.quiknode.pro/eth/v1/beacon/headers"

payload={}
headers = {
  'accept': 'application/json'
}

response = requests.request("GET", url, headers=headers, data=payload)

print(response.text)

require "uri"
require "net/http"

url = URI("https://docs-demo.quiknode.pro/eth/v1/beacon/headers")

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

request = Net::HTTP::Get.new(url)
request["accept"] = "application/json"

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

Response

{
  "execution_optimistic": false,
  "finalized": false,
  "data": [
    {
      "root": "0x4f289577b582ac7584c11c9ad8411734441685c64d19988b899af678ef2178f9",
      "canonical": true,
      "header": {
        "message": {
          "slot": "11579198",
          "proposer_index": "787092",
          "parent_root": "0x0fc1061b0162ef708f446d24216df3b90908b82a59b3479decd8f23471ee34fd",
          "state_root": "0xa6f44f77854b5d8d37533eb845e7ef6423e2c3d5be0aa9a49d0cf1aba1007222",
          "body_root": "0x31b9547ffed84b16030284d92363611fe9326c0a6b9593978c07667446d874fc"
        },
        "signature": "0xb9812e996d8341fb492930f94ea0531315c1a79614b0951f32835a1706f6ff7dd9fb61c7dad96f962f9ae4cb037d27ea15e6e01828d79919b61fef85474bfa863730cd8275a61058fd9f86c24cc2790bdff1075c8ea0ae3038f4aa09a0b42c78"
      }
    }
  ]
}

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