{"block":{"chainId":10,"hash":"0x5e9b5ebc8943461a999ea2fca500a34f52454ba4a75a203db531b084103955ab","number":"77846963","timestamp":1677628799},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x00000000000000000000000000000000000000000000000000014655b428ed98","specId":"erc20.totalSupply","to":"0x7f5c764cbc14f9669b88837ca1490cca17c31607"},"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":"0x6ac3584f9c61653245b725217c82d828ffe9436179bff11bfb6c85393683ea94","id":"rcpt_6ac3584f9c61653245b7","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 0x7f5c764cbc14f9669b88837ca1490cca17c31607 \"totalSupply()(uint256)\" --block 77846963 --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\":\"0x7f5c764cbc14f9669b88837ca1490cca17c31607\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0x5e9b5ebc8943461a999ea2fca500a34f52454ba4a75a203db531b084103955ab\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:21:08.524Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x26c5a2d205ffc21f69f0d785467a05e8690ebe6208a364ab14da5868d2a68b7c"},"subject":{"label":"USDC totalSupply on OP Mainnet, 2023-02-28 UTC close","unit":"raw","value":"358808885456280"},"v":1}