{"block":{"chainId":8453,"hash":"0x2d289aee75e86624f441a5aee5c07389a3af9d72700101d1df189bb5b38bc2eb","number":"53221326","timestamp":1793231999},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x000000000000000000000000000000000000000000000000000f1858b34a56ce","specId":"erc20.totalSupply","to":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913"},"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":"0x9a84bddbcef029b72ab8d2582246d11c0e97ad48aabf9e8bf0a9e48188486c9c","id":"rcpt_9a84bddbcef029b72ab8","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 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913 \"totalSupply()(uint256)\" --block 53221326 --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\":\"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0x2d289aee75e86624f441a5aee5c07389a3af9d72700101d1df189bb5b38bc2eb\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T03:09:18.108Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xff42198f21f2cc650aa80162dab8308843107a54309975aa1d7069f4f5c9826b"},"subject":{"label":"USDC totalSupply on Base, 2026-10-28 UTC close","unit":"raw","value":"4248893894842062"},"v":1}