{"block":{"chainId":8453,"hash":"0x8dfd152560bf03430f2eb5bb146224a1d040e63c622363ff9f63cc0991acd9ba","number":"41557326","timestamp":1769903999},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x000000000000000000000000000000000000000000000000000ee6c5aa1586c0","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":"0x94569647edc596143412d213eb0eab7677af71172fb929c4ed793c56cf713869","id":"rcpt_94569647edc596143412","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 41557326 --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\":\"0x8dfd152560bf03430f2eb5bb146224a1d040e63c622363ff9f63cc0991acd9ba\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:09:47.640Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xa9b41d08b31b646664a38f3f1ddfdaeeb334e184096a5a939f91b17765da7ecb"},"subject":{"label":"USDC totalSupply on Base, 2026-01-31 UTC close","unit":"raw","value":"4194386310432448"},"v":1}