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Supported on Arbitrum One (Nitro) only.

Parameters

number - Integer of a block number in hexadecimal format starting with 0x.

Returns

uncles - Integer value of the number of uncles in the block encoded as a hexadecimal.

API Endpoint

The format of an Arbitrum Nova API endpoint is
https://open-platform.nodereal.io/{{apiKey}}/arbitrum-nitro/

Here is an example:
https://open-platform.nodereal.io/4c0a1c23661a4e26bcbcwed461e34ea9/arbitrum-nitro/

Example

Request

curl https://open-platform.nodereal.io/{{apiKey}}/arbitrum-nitro/ \
  -X POST \
  -H "Content-Type: application/json" \
  --data '{"method":"eth_getUncleCountByBlockNumber","params":["0xc5043f"],"id":1,"jsonrpc":"2.0"}'

Result