{"block":{"chainId":1,"hash":"0xf4e56bba5846a42b4e4e7d966906ceed73b71d297b99e3e9229eedea9fc36b59","number":"6620475","timestamp":1541030395},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x000000000000000000000000000000000000000000000000000073e0ade11d40","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":"0x0d49e959a70313605861ec6f88f4926e022f8b43a31d3c8f099b41a852dfb703","id":"rcpt_0d49e959a70313605861","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 6620475 --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\":\"0xf4e56bba5846a42b4e4e7d966906ceed73b71d297b99e3e9229eedea9fc36b59\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-28T21:59:26.579Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x4cef17eedfbea73940a8b729876eb8d59cc6f60d2b51f724891622de548e90b3"},"subject":{"label":"USDC totalSupply on Ethereum, 2018-10-31 UTC close","unit":"raw","value":"127408827080000"},"v":1}