{"block":{"chainId":10,"hash":"0x4612003ee3a8570a37f11ac4354b1ba91b9db80a708e5c6515dd776dc177c349","number":"122096611","timestamp":1719791999},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x000000000000000000000000000000000000000000000000000093195cb3dee4","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":"0x876abe1d75b44d952b09647cbdac74d2214fdbfa876edf85c75936b0897f8d72","id":"rcpt_876abe1d75b44d952b09","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 122096611 --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\":\"0x4612003ee3a8570a37f11ac4354b1ba91b9db80a708e5c6515dd776dc177c349\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:20:48.578Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x2ace64265284d4b43716174bcf82a951e929824ee08135177c7c94e177172f1e"},"subject":{"label":"USDC totalSupply on OP Mainnet, 2024-06-30 UTC close","unit":"raw","value":"161737138757348"},"v":1}