debug_getModifiedAccountsByHash - Robinhood

debug_getModifiedAccountsByHash. Returns accounts modified between two block hashes.

debug_getModifiedAccountsByHash - robinhood [Value: 20CU]

Compares state between two blocks identified by hash and returns every account address whose state changed

Use cases

Build an indexer that reprocesses accounts that actually changed
Detect which contracts were touched across a range of blocks
Investigate the blast radius of a specific transaction or exploit

Constraints

Both blocks must be present in the node's state history
Large block ranges can be slow to compute

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Language

Request

Examples

curl https://lb.drpc.live/robinhood/{API-KEY} \
-X POST \
-H "Content-Type: application/json" \
-d '{"method":"debug_getModifiedAccountsByHash",
    "params":["0xf4aab7a559489b816aca197b9a9315b5363a9932c52c3e8bfcf4152588ee096a"],
    "id":1,
    "jsonrpc":"2.0"}'

Response

200

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": [
    "0x828d0386c1122e565f07dd28c7d1340ed5b3315",
    "0x21849e99c31e3113a489d7eb0fd4d8c0edbe47af"
  ]
}

Request params

idinteger

jsonrpcstring

methodstring

Parametersarray

array

startHashstring

The hash of the block to check. When endHash is omitted, accounts are compared against this block's parent.

endHashstring

(optional) The hash of the end block. When provided, returns accounts modified between startHash and endHash.

Response

200

The addresses of the accounts modified in the specified block or range

Response params

object

idinteger

jsonrpcstring

resultarray_of_strings

The addresses of the modified accounts.

debug_getBadBlocks debug_getModifiedAccountsByNumber