{"block":{"chainId":1,"hash":"0x9a8fc7bd5819d112f061b9c6edc0cbee4ab0d25c694e5e26d70c15b122ce9bba","number":"9193265","timestamp":1577836785},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x0000000000000000000000000000000000000000000000000001d945c83d44e0","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":"0x17564a83a1a6d3365d81f21559c7d1af8a09e20a50cc9c7f4953f521360fb667","id":"rcpt_17564a83a1a6d3365d81","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 9193265 --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\":\"0x9a8fc7bd5819d112f061b9c6edc0cbee4ab0d25c694e5e26d70c15b122ce9bba\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-28T21:52:36.555Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x80e4e1690f0a522b2e49be811f497733cbcb0aab81a299900d25de32b228ca2d"},"subject":{"label":"USDC totalSupply on Ethereum, 2019-12-31 UTC close","unit":"raw","value":"520368712140000"},"v":1}