optimism_outputAtBlock

POST

/{apiKey}

CUs10

Returns the output root at a specific block.

Path Parameters

stringrequireddefaults to docs-demo

For higher throughput, create your own API key

Request

stringformat: "^0x([1-9a-f]+[0-9a-f]*|0)$"required

The block number to get the output root for.

Responses

200

The output root at the specified block.

POST/v2/{apiKey}

curl --request POST \  --url https://worldchain-mainnet.g.alchemy.com/v2/docs-demo \  --header 'Content-Type: application/json' \  --data '{  "jsonrpc": "2.0",  "id": 1,  "method": "optimism_outputAtBlock",  "params": [    "0x6DAA86C"  ]}'

200Success

{  "jsonrpc": "2.0",  "id": 1,  "result": {    "version": 0,    "outputRoot": "0x1234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef"  }}

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optimism_outputAtBlock

Path Parameters

apiKey

Request

blockNumber

Responses

200