eth_getStorageAt

OptimismC2

Returns the raw 32-byte value at a storage slot of a contract at a given block. Historic reads resolve against archive nodes, so you can reconstruct past contract state.

Endpoint

POST https://api.1st-node.com/v1/optimism/rpc

Parameters

Name	Type	Description
address	DATA, 20 bytes	Contract address.
position	QUANTITY	Storage slot index.
block	QUANTITY \| TAG	Block number or tag.

Returns

DATA — the 32-byte value stored at the slot.

Request

curl https://api.1st-node.com/v1/optimism/rpc \
  -H "Authorization: Bearer $ONE_KEY" \
  -H "content-type: application/json" \
  -d '{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "eth_getStorageAt",
  "params": ["0xdac17f958d2ee523a2206206994597c13d831ec7", "0x0", "latest"]
}'

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "eth_getStorageAt",
  "params": ["0xdac17f958d2ee523a2206206994597c13d831ec7", "0x0", "latest"]
}

Response

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": "0x0000000000000000000000000000000000000000000000000000000000000000"
}

More state methods on Optimism

eth_getBalance eth_getTransactionCount eth_getCode

← Optimism API

Preguntas frecuentes

Can I read historic storage?

Yes — archive nodes serve storage at any past block height.

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