{"block":{"chainId":42161,"hash":"0x16086f166267b8264075a365eb0cc3706d2dbb4465c74d7146334e3f25530fbe","number":"331949122","timestamp":1746057599},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x000000000000000000000000000000000000000000000000000d7284a6ddd009","specId":"erc20.totalSupply","to":"0xaf88d065e77c8cc2239327c5edb3a432268e5831"},"checks":[{"detail":"eth_call totalSupply() at the day's last block, by block number, on one archive RPC provider; responseHash is sha256 of the response text as landed","name":"rpc","status":"pass"},{"detail":"block hash and timestamp from eth_getBlockByNumber at that block number on the same provider","name":"block-header","status":"pass"}],"hash":"0xa629ad366c694ba026c766f854ccf3d006206be7c58dc7317369f51ed5686ed2","id":"rcpt_a629ad366c694ba026c7","kind":"eth_call","lineage":{"inputs":[],"transform":{"expression":"total_supply_raw = uint256(result); total_supply = total_supply_raw / 10^decimals","name":"erc20.totalSupply","version":"1"}},"proofLevel":1,"reproduce":{"cast":"cast call 0xaf88d065e77c8cc2239327c5edb3a432268e5831 \"totalSupply()(uint256)\" --block 331949122 --rpc-url $RPC_URL","curl":"curl -s -X POST \"$RPC_URL\" -H 'content-type: application/json' --data '{\"jsonrpc\":\"2.0\",\"id\":1,\"method\":\"eth_call\",\"params\":[{\"to\":\"0xaf88d065e77c8cc2239327c5edb3a432268e5831\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0x16086f166267b8264075a365eb0cc3706d2dbb4465c74d7146334e3f25530fbe\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:09:54.459Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xa425c71f77b3c609507649afbd5c8ba132ff273bdc39ff89b334dd5eb38137b7"},"subject":{"label":"USDC totalSupply on Arbitrum One, 2025-04-30 UTC close","unit":"raw","value":"3785088758042633"},"v":1}