debug_dumpBlock | Robinhood

Robinhood Chain API method that retrieves the state of all accounts at a given block number. Available on Robinhood Chain via Chainstack JSON-RPC nodes.

POST /

debug_dumpBlock

cURL

curl --request POST \
  --url https://robinhood-mainnet.core.chainstack.com/23cf4479b299ab4835d76c05c468ca6e/ \
  --header 'Content-Type: application/json' \
  --data '
{
  "id": 1,
  "jsonrpc": "2.0",
  "method": "debug_dumpBlock",
  "params": [
    "0xc3007d"
  ]
}
'

200

{
  "jsonrpc": "<string>",
  "id": 123,
  "result": {}
}

Robinhood Chain API method that retrieves the state of all accounts at a given block number. This method returns a dump of the state trie, including account balances, nonces, code hashes, and storage. It is primarily used for debugging and state inspection.

Learn how to deploy a node with the debug and trace API methods enabled.

This method is available for post-Nitro blocks only (block 22,207,815 and later). For pre-Nitro blocks, use the arbtrace_* methods instead.

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Parameters

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

Response

• result — an object containing the state dump:
  • root — the state root hash of the block.
  • accounts — a map of account addresses to account data:
    • balance — the account balance in Wei.
    • nonce — the account nonce.
    • root — the storage root hash.
    • codeHash — the hash of the account’s contract code.
    • code — the contract bytecode.
    • storage — the account’s storage slots.
    • address — the account address.

This method returns up to 256 accounts per call. For iterating over all accounts, use debug_accountRange which supports pagination.

debug_dumpBlock code examples

ethers.js

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

const provider = new JsonRpcProvider("CHAINSTACK_NODE_URL");

async function call() {
  const result = await provider.send("debug_dumpBlock", ["0xc3007d"]);
  console.log(result);
}

call();

Body

application/json

id · integer · default: 1

jsonrpc · string · default: 2.0

method · string · default: debug_dumpBlock

params · string[]

Block number in hex format or tag (latest, earliest, pending, safe, finalized).

Response

200 - application/json

Returns the state dump at the given block.

jsonrpc · string

id · integer

result · object