{"block":{"chainId":10,"hash":"0xf9f2a2b1e909679ba18f67991fd1c90b2a411f423d6439411ac35e0ea32be649","number":"152336611","timestamp":1780271999},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x00000000000000000000000000000000000000000000000000001755558c89f3","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":"0x4702527465649ba9d38ce6fad6e5d3a06af433fd7ff83415ca9dd38c69076c3f","id":"rcpt_4702527465649ba9d38c","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 152336611 --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\":\"0xf9f2a2b1e909679ba18f67991fd1c90b2a411f423d6439411ac35e0ea32be649\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:22:30.799Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x0c27e8ac1e7972157775f054c429f0db83070394dc9e707b5647bce00a4108d8"},"subject":{"label":"USDC totalSupply on OP Mainnet, 2026-05-31 UTC close","unit":"raw","value":"25655274932723"},"v":1}