eth_getFinalizedHeader RPC Method

If the latest block has not yet accumulated the input number (verifiedValidatorNum) of validator votes, the method will return an “unknown block” error with code -39001.

Parameters

verifiedValidatorNum

geheel getal

VERPLICHT

Bezig met laden...

Retourzendingen

baseFeePerGas

tekenreeks

Bezig met laden...

blobGasUsed

tekenreeks

Bezig met laden...

difficulty

tekenreeks

Bezig met laden...

excessBlobGas

tekenreeks

Bezig met laden...

extraData

tekenreeks

Bezig met laden...

gasLimit

tekenreeks

Bezig met laden...

gasUsed

tekenreeks

Bezig met laden...

hash

tekenreeks

Bezig met laden...

logsBloom

tekenreeks

Bezig met laden...

milliTimestamp

tekenreeks

Bezig met laden...

miner

tekenreeks

Bezig met laden...

mixHash

tekenreeks

Bezig met laden...

nonce

tekenreeks

Bezig met laden...

getal

tekenreeks

Bezig met laden...

parentBeaconBlockRoot

tekenreeks

Bezig met laden...

parentHash

tekenreeks

Bezig met laden...

receiptsRoot

tekenreeks

Bezig met laden...

requestsHash

tekenreeks

Bezig met laden...

sha3Uncles

tekenreeks

Bezig met laden...

size

tekenreeks

Bezig met laden...

stateRoot

tekenreeks

Bezig met laden...

tijdstempel

tekenreeks

Bezig met laden...

totalDifficulty

tekenreeks

Bezig met laden...

transactionsRoot

tekenreeks

Bezig met laden...

withdrawalsRoot

tekenreeks

Bezig met laden...

Verzoek

1
curl -X POST "https://docs-demo.bsc.quiknode.pro/" \
2
  -H "Content-Type: application/json" \
3
  -d '{
4
  "jsonrpc": "2.0",
5
  "method": "eth_getFinalizedHeader",
6
  "params": [
7
    16
8
  ],
9
  "id": 1
10
}'

1
curl -X POST "https://docs-demo.bsc.quiknode.pro/" \
2
  -H "Content-Type: application/json" \
3
  -d '{
4
  "jsonrpc": "2.0",
5
  "method": "eth_getFinalizedHeader",
6
  "params": [
7
    16
8
  ],
9
  "id": 1
10
}'

1
import { ethers } from "ethers";
2

3
async functie main() {
4
    const provider = new ethers.JsonRpcProvider("https://docs-demo.bsc.quiknode.pro/");
5
    const response = await provider.send("eth_getFinalizedHeader", [
6
    16
7
]);
8
    console.log(reactie);
9
}
10

11
hoofdpagina();

1
import { ethers } from "ethers";
2

3
async functie main() {
4
    const provider = new ethers.JsonRpcProvider("https://docs-demo.bsc.quiknode.pro/");
5
    const response = await provider.send("eth_getFinalizedHeader", [
6
    16
7
]);
8
    console.log(reactie);
9
}
10

11
hoofdpagina();

1
van web3 import Web3, HTTPProvider
2
w3 = Web3(HTTPProvider('https://docs-demo.bsc.quiknode.pro/'))
3
response = w3.provider.make_request("eth_getFinalizedHeader", [16])
4
afdrukken(reactie)

1
van web3 import Web3, HTTPProvider
2
w3 = Web3(HTTPProvider('https://docs-demo.bsc.quiknode.pro/'))
3
response = w3.provider.make_request("eth_getFinalizedHeader", [16])
4
afdrukken(reactie)

1
import { createPublicClient, http } van 'viem'
2

3
async functie main() {
4
    const client = createPublicClient({
5
        transport: http('https://docs-demo.bsc.quiknode.pro/')
6
    })
7

8
    const resultaat = await client.verzoek({
9
        method: 'eth_getFinalizedHeader',
10
        params: [
11
          16
12
        ]
13
    })
14

15
    console.log(resultaat)
16
}
17

18
hoofdpagina()

1
import { createPublicClient, http } van 'viem'
2

3
async functie main() {
4
    const client = createPublicClient({
5
        transport: http('https://docs-demo.bsc.quiknode.pro/')
6
    })
7

8
    const resultaat = await client.verzoek({
9
        method: 'eth_getFinalizedHeader',
10
        params: [
11
          16
12
        ]
13
    })
14

15
    console.log(resultaat)
16
}
17

18
hoofdpagina()

1
import { QuicknodeSdk } from '@quicknode/sdk'
2

3
const qn = new QuicknodeSdk({})
4

5
const result = await qn.rpc.call(
6
  'eth_getFinalizedHeader',
7
  [
8
  16
9
],
10
  undefined,
11
  'https://docs-demo.bsc.quiknode.pro/'
12
)
13

14
console.log(result)

1
import { QuicknodeSdk } from '@quicknode/sdk'
2

3
const qn = new QuicknodeSdk({})
4

5
const result = await qn.rpc.call(
6
  'eth_getFinalizedHeader',
7
  [
8
  16
9
],
10
  undefined,
11
  'https://docs-demo.bsc.quiknode.pro/'
12
)
13

14
console.log(result)

1
import asyncio
2
from quicknode_sdk import QuicknodeSdk, SdkFullConfig
3

4
async def main():
5
    qn = QuicknodeSdk(SdkFullConfig(api_key=None))
6
    result = await qn.rpc.call(
7
        "eth_getFinalizedHeader",
8
        [
9
            16
10
        ],
11
        endpoint_url="https://docs-demo.bsc.quiknode.pro/",
12
    )
13
    print(result)
14

15
asyncio.run(main())

1
import asyncio
2
from quicknode_sdk import QuicknodeSdk, SdkFullConfig
3

4
async def main():
5
    qn = QuicknodeSdk(SdkFullConfig(api_key=None))
6
    result = await qn.rpc.call(
7
        "eth_getFinalizedHeader",
8
        [
9
            16
10
        ],
11
        endpoint_url="https://docs-demo.bsc.quiknode.pro/",
12
    )
13
    print(result)
14

15
asyncio.run(main())

1
require "quicknode_sdk"
2

3
qn = QuicknodeSdk::SDK.from_config(api_key: nil)
4

5
result = qn.rpc.call(
6
  method: "eth_getFinalizedHeader",
7
  params: [
8
    16
9
  ],
10
  endpoint_url: "https://docs-demo.bsc.quiknode.pro/"
11
)
12

13
puts result

1
require "quicknode_sdk"
2

3
qn = QuicknodeSdk::SDK.from_config(api_key: nil)
4

5
result = qn.rpc.call(
6
  method: "eth_getFinalizedHeader",
7
  params: [
8
    16
9
  ],
10
  endpoint_url: "https://docs-demo.bsc.quiknode.pro/"
11
)
12

13
puts result

1
use quicknode_sdk::{QuicknodeSdk, SdkFullConfig};
2

3
#[tokio::main]
4
async fn main() -> Result<(), Box<dyn std::error::Error>> {
5
    let qn = QuicknodeSdk::new(&SdkFullConfig::keyless())?;
6
    let result = qn
7
        .rpc
8
        .call(
9
            "eth_getFinalizedHeader",
10
            Some(serde_json::json!([
11
    16
12
])),
13
            None,
14
            Some("https://docs-demo.bsc.quiknode.pro/".into()),
15
        )
16
        .await?;
17

18
    println!("{result}");
19
    Oké(())
20
}

1
use quicknode_sdk::{QuicknodeSdk, SdkFullConfig};
2

3
#[tokio::main]
4
async fn main() -> Result<(), Box<dyn std::error::Error>> {
5
    let qn = QuicknodeSdk::new(&SdkFullConfig::keyless())?;
6
    let result = qn
7
        .rpc
8
        .call(
9
            "eth_getFinalizedHeader",
10
            Some(serde_json::json!([
11
    16
12
])),
13
            None,
14
            Some("https://docs-demo.bsc.quiknode.pro/".into()),
15
        )
16
        .await?;
17

18
    println!("{result}");
19
    Oké(())
20
}

1
const body = {
2
    jsonrpc: '2.0',
3
    method: 'eth_getFinalizedHeader',
4
    params: [16],
5
    id: 1
6
}
7

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

18
hoofdpagina()

1
const body = {
2
    jsonrpc: '2.0',
3
    method: 'eth_getFinalizedHeader',
4
    params: [16],
5
    id: 1
6
}
7

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

18
hoofdpagina()

1
import verzoeken
2
import json
3

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

6
nuttige lading = json.dumps({
7
  "jsonrpc": "2.0",
8
  "method": "eth_getFinalizedHeader",
9
  "params": [
10
    16
11
  ],
12
  "id": 1
13
})
14
kopteksten = {
15
  'Content-Type': 'application/json'
16
}
17

18
antwoord = verzoeken.verzoek("POST", url, headers=headers, gegevens=payload)
19

20
afdrukken(reactie.tekst)

1
import verzoeken
2
import json
3

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

6
nuttige lading = json.dumps({
7
  "jsonrpc": "2.0",
8
  "method": "eth_getFinalizedHeader",
9
  "params": [
10
    16
11
  ],
12
  "id": 1
13
})
14
kopteksten = {
15
  'Content-Type': 'application/json'
16
}
17

18
antwoord = verzoeken.verzoek("POST", url, headers=headers, gegevens=payload)
19

20
afdrukken(reactie.tekst)

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

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

7
nuttige lading = {
8
  jsonrpc: "2.0",
9
  id: 1,
10
  method: "eth_getFinalizedHeader",
11
  params: [16]
12
}
13

14
verzoek = Netto::HTTP::POST.nieuw(uri)
15
verzoek["Content-Type"] = "application/json"
16
verzoek.tekst = JSON.generate(payload)
17

18
antwoord = Netto::HTTP.start(uri.host, uri.poort, use_ssl: true) do |http|
19
  http.verzoek(verzoek)
20
einde
21

22
stelt het antwoord vast.body

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

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

7
nuttige lading = {
8
  jsonrpc: "2.0",
9
  id: 1,
10
  method: "eth_getFinalizedHeader",
11
  params: [16]
12
}
13

14
verzoek = Netto::HTTP::POST.nieuw(uri)
15
verzoek["Content-Type"] = "application/json"
16
verzoek.tekst = JSON.generate(payload)
17

18
antwoord = Netto::HTTP.start(uri.host, uri.poort, use_ssl: true) do |http|
19
  http.verzoek(verzoek)
20
einde
21

22
stelt het antwoord vast.body

Antwoord

1
{
2
  "jsonrpc": "2.0",
3
  "id": 1,
4
  "result": {
5
    "hash": "0xaef721d4d8bdda10406451e4a0df3cc24d8dd11cce5de508a2332281b8e8499e",
6
    "parentHash": "0xbb722a1898c552d8b210e40a937c2f11a3fef3ca7b388330003e1edc3bcd3d1a",
7
    "sha3Uncles": "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347",
8
    "miner": "0xccb42a9b8d6c46468900527bc741938e78ab4577",
9
    "stateRoot": "0x9774032a121c4be59cf11df24af756029983932a56b018fd8f10a90694cb2590",
10
    "transactionsRoot": "0xb0997e2f55c3acc986b232c40ba88e01f32722f6f14c679e2fde09b6fed87ed1",
11
    "receiptsRoot": "0xdc9cf5796ad0b1af6341fa4cc1b8db0fe854ba4bf45268f4885618c291433b90",
12
    "logsBloom": "0x3c294ac7600a1818831382c5e15401c81420d3a638810295c31017f809594cd3840ff4f019030585c6df4369db1714c8803cda2b2581b5844d80221010a836942611b3148652452863150e1ad29122ee6c5c5951524a913013240f03a09580bd748c903a92022022a5188a8d85834a655c20de10c2152c0880f74551818f83c0fa50c00e03799d62849ba15bec58cfa2a9f444ed0199ae8c598697d2112406a8c2bd0fd2a86ca1392b5253c3a2565841d11b195249509b405c4c7e00fc208881cca03b1296e0343cc18b201096619c5422c5ce32217036b6997c6312b044ebec4a5e6709100668b765d05bdc10894d606404a0d50f90af7e4e626b2d07a0fec4",
13
    "difficulty": "0x2",
14
    "number": "0x58c79bc",
15
    "gasLimit": "0x3473bc0",
16
    "gasUsed": "0x103f449",
17
    "timestamp": "0x69e25d6a",
18
    "extraData": "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",
19
    "mixHash": "0x000000000000000000000000000000000000000000000000000000000000015e",
20
    "nonce": "0x0000000000000000",
21
    "baseFeePerGas": "0x0",
22
    "withdrawalsRoot": "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
23
    "blobGasUsed": "0x0",
24
    "excessBlobGas": "0x0",
25
    "parentBeaconBlockRoot": "0x0000000000000000000000000000000000000000000000000000000000000000",
26
    "requestsHash": "0xe3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855",
27
    "totalDifficulty": "0xb10082d",
28
    "size": "0x12683",
29
    "milliTimestamp": "0x19d9c3ce76e"
30
  }
31
}

1
{
2
  "jsonrpc": "2.0",
3
  "id": 1,
4
  "result": {
5
    "hash": "0xaef721d4d8bdda10406451e4a0df3cc24d8dd11cce5de508a2332281b8e8499e",
6
    "parentHash": "0xbb722a1898c552d8b210e40a937c2f11a3fef3ca7b388330003e1edc3bcd3d1a",
7
    "sha3Uncles": "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347",
8
    "miner": "0xccb42a9b8d6c46468900527bc741938e78ab4577",
9
    "stateRoot": "0x9774032a121c4be59cf11df24af756029983932a56b018fd8f10a90694cb2590",
10
    "transactionsRoot": "0xb0997e2f55c3acc986b232c40ba88e01f32722f6f14c679e2fde09b6fed87ed1",
11
    "receiptsRoot": "0xdc9cf5796ad0b1af6341fa4cc1b8db0fe854ba4bf45268f4885618c291433b90",
12
    "logsBloom": "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",
13
    "difficulty": "0x2",
14
    "number": "0x58c79bc",
15
    "gasLimit": "0x3473bc0",
16
    "gasUsed": "0x103f449",
17
    "timestamp": "0x69e25d6a",
18
    "extraData": "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",
19
    "mixHash": "0x000000000000000000000000000000000000000000000000000000000000015e",
20
    "nonce": "0x0000000000000000",
21
    "baseFeePerGas": "0x0",
22
    "withdrawalsRoot": "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
23
    "blobGasUsed": "0x0",
24
    "excessBlobGas": "0x0",
25
    "parentBeaconBlockRoot": "0x0000000000000000000000000000000000000000000000000000000000000000",
26
    "requestsHash": "0xe3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855",
27
    "totalDifficulty": "0xb10082d",
28
    "size": "0x12683",
29
    "milliTimestamp": "0x19d9c3ce76e"
30
  }
31
}

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