{"block":{"chainId":1,"hash":"0xda458223c07ebf9dc379b985b9cb213dd7ac680392f22c15010a9288cc9df499","number":"10570484","timestamp":1596239949},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x0000000000000000000000000000000000000000000000000003d67e49fe2df0","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":"0x2f6ceb8b615cd1e5d5be406faea1990ddd8dea963d3a540ca2b1ce7423ffc80c","id":"rcpt_2f6ceb8b615cd1e5d5be","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 10570484 --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\":\"0xda458223c07ebf9dc379b985b9cb213dd7ac680392f22c15010a9288cc9df499\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-28T21:50:32.928Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x05d3a70d5aac0009c156cca21d7fb4ad466a61b1ecbe439f0d21c9f6b8d8ee24"},"subject":{"label":"USDC totalSupply on Ethereum, 2020-07-31 UTC close","unit":"raw","value":"1080262825750000"},"v":1}