Eth_getUncleCountByBlockNumber

Get the number of uncle blocks by block number

post

Sends a JSON-RPC request to retrieve the number of uncle blocks for a given block number. Returns the count encoded as a hexadecimal string.

Authorizations

api-keyAuth

api-keystringRequired

Body

application/json

jsonrpcstringRequiredExample: 2.0

methodstringRequiredExample: eth_getUncleCountByBlockNumber

paramsstring[] · min: 1 · max: 1Required

An array containing the block number as a hex string

Example: ["0x10d4f"]

idintegerRequiredExample: 1

Responses

200

Number of uncle blocks in the block

application/json

jsonrpcstringOptionalExample: 2.0

idintegerOptionalExample: 1

resultstringOptional

The number of uncle blocks as a hex string (e.g., "0x0" for zero uncles)

post

/

HTTPcURLJavaScriptPython

POST / HTTP/1.1
Host: blast.nownodes.io
api-key: YOUR_API_KEY
Content-Type: application/json
Accept: */*
Content-Length: 87

{
  "jsonrpc": "2.0",
  "method": "eth_getUncleCountByBlockNumber",
  "params": [
    "0x10d4f"
  ],
  "id": 1
}

200

Number of uncle blocks in the block

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": "0x2"
}