{"block":{"chainId":1,"hash":"0x994a2d180e6d3742a573222370df32015b5b940788d74becb38a98e54938434e","number":"9976963","timestamp":1588291155},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x000000000000000000000000000000000000000000000000000295419687b3f0","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":"0xfd7a54efdd64b75841fc2025e1e2abac30f7fb66f5a295acf90dabf4f5f28056","id":"rcpt_fd7a54efdd64b75841fc","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 9976963 --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\":\"0x994a2d180e6d3742a573222370df32015b5b940788d74becb38a98e54938434e\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-28T21:45:23.592Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x88e9872f216bb914f6205c31e157f9f1af9dfa44e1c08fcf7242cb4db094d0bb"},"subject":{"label":"USDC totalSupply on Ethereum, 2020-04-30 UTC close","unit":"raw","value":"727058884310000"},"v":1}