{"block":{"chainId":10,"hash":"0x3e0cc5928d45d61c8cfd58e07d778435c6640d9483e1a4743bb4efe8a0b391c0","number":"108963811","timestamp":1693526399},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x000000000000000000000000000000000000000000000000000100b53245a860","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":"0x31609494e897ff7789b656024c70aa8cc21c7ab010afb61aad24a674b589efc8","id":"rcpt_31609494e897ff7789b6","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 108963811 --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\":\"0x3e0cc5928d45d61c8cfd58e07d778435c6640d9483e1a4743bb4efe8a0b391c0\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:20:33.367Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x1095e7ce558c6af40b1f6ce7a80b70a27e878628c9f68ba7143f55f9e4bfd40d"},"subject":{"label":"USDC totalSupply on OP Mainnet, 2023-08-31 UTC close","unit":"raw","value":"282253209217120"},"v":1}