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POST
/
be84184cd12967be5a65d06651c60085
eth_getHeaderByNumber
curl --request POST \
  --url https://plasma-mainnet.core.chainstack.com/be84184cd12967be5a65d06651c60085 \
  --header 'Content-Type: application/json' \
  --data '{
  "id": 1,
  "jsonrpc": "2.0",
  "method": "eth_getHeaderByNumber",
  "params": [
    "latest"
  ]
}'
{
  "jsonrpc": "<string>",
  "id": 123,
  "result": {}
}
Plasma API method that returns the block header by block number.

​
Parameters

  • quantity or tag — the block number in hex format or block tag (latest, earliest, pending, safe, finalized)

​
Response

  • object — the block header object

​
eth_getHeaderByNumber code examples

const { JsonRpcProvider } = require("ethers");

const provider = new JsonRpcProvider("CHAINSTACK_NODE_URL");

async function call() {
  const result = await provider.send("eth_getHeaderByNumber", [
    "latest"
  ]);
  console.log(result);
}

call();

Body

application/json
​
id
integer
default:1
​
jsonrpc
string
default:2.0
​
method
string
default:eth_getHeaderByNumber
​
params
string[]

Block number or tag (latest, earliest, pending).

Response

200 - application/json

Returns the block header by block number.

​
jsonrpc
string
​
id
integer
​
result
object | null