chain_getHeader RPC Method

Parameters

BlockHash

string

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Returns

result

object

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parentHash

string

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number

string

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stateRoot

string

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extrinsicsRoot

string

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digest

array

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logs

string

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Request

1
curl -X POST "https://docs-demo.peaq-mainnet.quiknode.pro/" \
2
  -H "Content-Type: application/json" \
3
  -d '{
4
  "jsonrpc": "2.0",
5
  "method": "chain_getHeader",
6
  "params": [],
7
  "id": 1
8
}'

1
curl -X POST "https://docs-demo.peaq-mainnet.quiknode.pro/" \
2
  -H "Content-Type: application/json" \
3
  -d '{
4
  "jsonrpc": "2.0",
5
  "method": "chain_getHeader",
6
  "params": [],
7
  "id": 1
8
}'

1
const body = {
2
    jsonrpc: '2.0',
3
    method: 'chain_getHeader',
4
    params: [],
5
    id: 1
6
}
7

8
async function main() {
9
    const response = await fetch('https://docs-demo.peaq-mainnet.quiknode.pro/', {
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        method: 'POST',
11
        headers: {'Content-Type': 'application/json'},
12
        body: JSON.stringify(body)
13
    })
14
    const data = await response.json()
15
    console.log(data)
16
}
17

18
main()

1
const body = {
2
    jsonrpc: '2.0',
3
    method: 'chain_getHeader',
4
    params: [],
5
    id: 1
6
}
7

8
async function main() {
9
    const response = await fetch('https://docs-demo.peaq-mainnet.quiknode.pro/', {
10
        method: 'POST',
11
        headers: {'Content-Type': 'application/json'},
12
        body: JSON.stringify(body)
13
    })
14
    const data = await response.json()
15
    console.log(data)
16
}
17

18
main()

1
import requests
2
import json
3

4
url = "https://docs-demo.peaq-mainnet.quiknode.pro/"
5

6
payload = json.dumps({
7
  "jsonrpc": "2.0",
8
  "method": "chain_getHeader",
9
  "params": [],
10
  "id": 1
11
})
12
headers = {
13
  'Content-Type': 'application/json'
14
}
15

16
response = requests.request("POST", url, headers=headers, data=payload)
17

18
print(response.text)

1
import requests
2
import json
3

4
url = "https://docs-demo.peaq-mainnet.quiknode.pro/"
5

6
payload = json.dumps({
7
  "jsonrpc": "2.0",
8
  "method": "chain_getHeader",
9
  "params": [],
10
  "id": 1
11
})
12
headers = {
13
  'Content-Type': 'application/json'
14
}
15

16
response = requests.request("POST", url, headers=headers, data=payload)
17

18
print(response.text)

1
require "uri"
2
require "json"
3
require "net/http"
4

5
uri = URI("https://docs-demo.peaq-mainnet.quiknode.pro/")
6

7
payload = {
8
  jsonrpc: "2.0",
9
  id: 1,
10
  method: "chain_getHeader",
11
  params: []
12
}
13

14
request = Net::HTTP::Post.new(uri)
15
request["Content-Type"] = "application/json"
16
request.body = JSON.generate(payload)
17

18
response = Net::HTTP.start(uri.host, uri.port, use_ssl: true) do |http|
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  http.request(request)
20
end
21

22
puts response.body

1
require "uri"
2
require "json"
3
require "net/http"
4

5
uri = URI("https://docs-demo.peaq-mainnet.quiknode.pro/")
6

7
payload = {
8
  jsonrpc: "2.0",
9
  id: 1,
10
  method: "chain_getHeader",
11
  params: []
12
}
13

14
request = Net::HTTP::Post.new(uri)
15
request["Content-Type"] = "application/json"
16
request.body = JSON.generate(payload)
17

18
response = Net::HTTP.start(uri.host, uri.port, use_ssl: true) do |http|
19
  http.request(request)
20
end
21

22
puts response.body

Response

1
{
2
  "jsonrpc": "2.0",
3
  "result": {
4
    "parentHash": "0x613a1341ce1f0205e265f02d3990ebc725347212e255a6460e2f880c9b936d76",
5
    "number": "0x92a3df",
6
    "stateRoot": "0x5230372abb570f0b4630e3e658b7164562f95a45efca6f77e939be2a6c6481c2",
7
    "extrinsicsRoot": "0x987d4970ad48bec4f54e172ce1488f90030b5ea4c3ae0b9cc878cfd2e95c1f9d",
8
    "digest": {
9
      "logs": [
10
        "0x066175726120efc9a11100000000",
11
        "0x04525053529050ed4077623fc60b5d3a13d134a16d18706cc389f3515929d1d6cacb3ad2444f02f44a07",
12
        "0x0466726f6e090101c14d4fe46582331f286641f7317b46a4e3066ff3a5acc07e1ef8cb462e6528d8044230278147950ee96fdcaa3d24737e074aa39aa92cbe321a7401154d03c851f3",
13
        "0x05617572610101fa2af070d1b328517c1e9717f5680c165d7c621b513110e0bb0b1dd55fd39a21c774fd578e649d7aeaa66c81a25cb5ae57e47b7f24df863a8fa9b9951bd7ba80"
14
      ]
15
    }
16
  },
17
  "id": 1
18
}

1
{
2
  "jsonrpc": "2.0",
3
  "result": {
4
    "parentHash": "0x613a1341ce1f0205e265f02d3990ebc725347212e255a6460e2f880c9b936d76",
5
    "number": "0x92a3df",
6
    "stateRoot": "0x5230372abb570f0b4630e3e658b7164562f95a45efca6f77e939be2a6c6481c2",
7
    "extrinsicsRoot": "0x987d4970ad48bec4f54e172ce1488f90030b5ea4c3ae0b9cc878cfd2e95c1f9d",
8
    "digest": {
9
      "logs": [
10
        "0x066175726120efc9a11100000000",
11
        "0x04525053529050ed4077623fc60b5d3a13d134a16d18706cc389f3515929d1d6cacb3ad2444f02f44a07",
12
        "0x0466726f6e090101c14d4fe46582331f286641f7317b46a4e3066ff3a5acc07e1ef8cb462e6528d8044230278147950ee96fdcaa3d24737e074aa39aa92cbe321a7401154d03c851f3",
13
        "0x05617572610101fa2af070d1b328517c1e9717f5680c165d7c621b513110e0bb0b1dd55fd39a21c774fd578e649d7aeaa66c81a25cb5ae57e47b7f24df863a8fa9b9951bd7ba80"
14
      ]
15
    }
16
  },
17
  "id": 1
18
}

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