{"block":{"chainId":42161,"hash":"0x785b74f2e6a9ffea30723710aa8070ab36b3ab4997c9674c035d537d3e02a6f4","number":"2748848","timestamp":1635724760},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x0000000000000000000000000000000000000000000000000001279b84567b4c","specId":"erc20.totalSupply","to":"0xff970a61a04b1ca14834a43f5de4533ebddb5cc8"},"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":"0x3abb1e024c04c176f5bea77d72a026990467cb89b4bd834d53413512b9a81f8d","id":"rcpt_3abb1e024c04c176f5be","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 0xff970a61a04b1ca14834a43f5de4533ebddb5cc8 \"totalSupply()(uint256)\" --block 2748848 --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\":\"0xff970a61a04b1ca14834a43f5de4533ebddb5cc8\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0x785b74f2e6a9ffea30723710aa8070ab36b3ab4997c9674c035d537d3e02a6f4\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:01:08.851Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x0fd1222cc0783dbc6f00edb8da27e0cbd53d41a62e09ac300f56ac2639a2ebf9"},"subject":{"label":"USDC totalSupply on Arbitrum One, 2021-10-31 UTC close","unit":"raw","value":"325023870384972"},"v":1}