{"block":{"chainId":1,"hash":"0xc63e7c601183455f7f489397331ba13ab131538366c75ff892ae5d413d57ad38","number":"24558867","timestamp":1772323199},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x00000000000000000000000000000000000000000000000000bc105cc4e9a55e","specId":"erc20.totalSupply","to":"0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48"},"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":"0x88720fd64c153b7bf631b7710c4b56987354448e57466170956f3c153f975007","id":"rcpt_88720fd64c153b7bf631","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 0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48 \"totalSupply()(uint256)\" --block 24558867 --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\":\"0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0xc63e7c601183455f7f489397331ba13ab131538366c75ff892ae5d413d57ad38\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-28T21:53:03.973Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xe1bd4e39eae156dbc0242ffab09aee81e1b857543da24abce4c0ddb6c9be4936"},"subject":{"label":"USDC totalSupply on Ethereum, 2026-02-28 UTC close","unit":"raw","value":"52935286248285534"},"v":1}