{"block":{"chainId":10,"hash":"0x5fbe763d5e02caa5c3767f50ebdc0ee2da573976d50302c00e748b102affbf46","number":"124775011","timestamp":1725148799},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x0000000000000000000000000000000000000000000000000000b93897c8fbdb","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":"0xab6d9c40c95fb7d18678d517e1aab5e9136cf76b6cba36f78ffcfdcb48cec6d5","id":"rcpt_ab6d9c40c95fb7d18678","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 124775011 --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\":\"0x5fbe763d5e02caa5c3767f50ebdc0ee2da573976d50302c00e748b102affbf46\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:20:54.701Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x0047865eec8b8eb85c4a901ab467abe61d262121c93df11230b58880f58f5a8d"},"subject":{"label":"USDC totalSupply on OP Mainnet, 2024-08-31 UTC close","unit":"raw","value":"203652715838427"},"v":1}