{"block":{"chainId":10,"hash":"0x3f5b1186a8f9c8e5adad45bf52c4395cea86c9136cf7d53a3e636fa8acecbeba","number":"26591843","timestamp":1664582386},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x000000000000000000000000000000000000000000000000000194504a0716cd","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":"0x7bbc868f57dcf5fa0390de3a1a232d8a6a9660923895fbf9585023a314c3fdd0","id":"rcpt_7bbc868f57dcf5fa0390","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 26591843 --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\":\"0x3f5b1186a8f9c8e5adad45bf52c4395cea86c9136cf7d53a3e636fa8acecbeba\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:22:25.922Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xdf98050ab62f21d4476661425db17e56820a73aedcf62cca7c07f6ee799f2f6c"},"subject":{"label":"USDC totalSupply on OP Mainnet, 2022-09-30 UTC close","unit":"raw","value":"444547536983757"},"v":1}