{"block":{"chainId":10,"hash":"0x6fc6d5f00e025a3a493b989fe7e191d0b257fb343007084f8b226e6d8cd1a8ef","number":"58462111","timestamp":1672531188},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x0000000000000000000000000000000000000000000000000000000007f644e0","specId":"erc20.totalSupply","to":"0x0b2c639c533813f4aa9d7837caf62653d097ff85"},"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":"0xb21390ce9625954818ae13d8cf301207297ce97d6edef121c81917b806864e37","id":"rcpt_b21390ce9625954818ae","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 0x0b2c639c533813f4aa9d7837caf62653d097ff85 \"totalSupply()(uint256)\" --block 58462111 --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\":\"0x0b2c639c533813f4aa9d7837caf62653d097ff85\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0x6fc6d5f00e025a3a493b989fe7e191d0b257fb343007084f8b226e6d8cd1a8ef\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:24:58.459Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xbab875da078a9e213c60032ad41851a24391bb5d6e87b972678b94c4f869d877"},"subject":{"label":"USDC totalSupply on OP Mainnet, 2022-12-31 UTC close","unit":"raw","value":"133580000"},"v":1}