{"block":{"chainId":10,"hash":"0xd6bd7f1802dbf24e1cde537428da66091c248785f1dd4bf5c5aefec24055ce82","number":"17009834","timestamp":1659311989},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x0000000000000000000000000000000000000000000000000000ebd82b767106","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":"0xca8d164de5d9f5c6a7e751f9ca7509a25cd9d7b01785ee206dbc3e890e56ff86","id":"rcpt_ca8d164de5d9f5c6a7e7","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 17009834 --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\":\"0xd6bd7f1802dbf24e1cde537428da66091c248785f1dd4bf5c5aefec24055ce82\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:20:04.885Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xd4444eb0e53daeff5e99f094728549f4c144e8b95833dc67bb260f88fd5273e5"},"subject":{"label":"USDC totalSupply on OP Mainnet, 2022-07-31 UTC close","unit":"raw","value":"259313674645766"},"v":1}