{"block":{"chainId":10,"hash":"0x3667d160bd26acef7298ec7d05fdee14e50926a859477297e266f18feddfb24c","number":"128706211","timestamp":1733011199},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x0000000000000000000000000000000000000000000000000000eb2a2dd57d03","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":"0x839821a51aca1bdbcd8f57b7b2756d805ebae259652eaea7bf9e9bd7f59435e2","id":"rcpt_839821a51aca1bdbcd8f","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 128706211 --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\":\"0x3667d160bd26acef7298ec7d05fdee14e50926a859477297e266f18feddfb24c\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:20:32.232Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xd16a95d183f3d24880f70e8c330730b3d1d05bb75fbe20914e561753d723c360"},"subject":{"label":"USDC totalSupply on OP Mainnet, 2024-11-30 UTC close","unit":"raw","value":"258566390119683"},"v":1}