{"block":{"chainId":1,"hash":"0x8d1313959b0ad48197982b0f39f8a80dc4df1af521c87f7c8187c3f2c4ef4d07","number":"19129888","timestamp":1706745599},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x0000000000000000000000000000000000000000000000000000008a0f5a10e5","specId":"erc20.totalSupply","to":"0x41f7b8b9b897276b7aae926a9016935280b44e97"},"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":"0xea4e07fb688751da70895e5f0633c02496950dd76c8fac5acac207fad7a496bc","id":"rcpt_ea4e07fb688751da7089","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 0x41f7b8b9b897276b7aae926a9016935280b44e97 \"totalSupply()(uint256)\" --block 19129888 --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\":\"0x41f7b8b9b897276b7aae926a9016935280b44e97\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0x8d1313959b0ad48197982b0f39f8a80dc4df1af521c87f7c8187c3f2c4ef4d07\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-28T21:45:15.520Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x36146510a23217a008fe766875b20a24e075d09fbd8c8decfca26f7f00cd47b5"},"subject":{"label":"USDC totalSupply on Ethereum, 2024-01-31 UTC close","unit":"raw","value":"592963047653"},"v":1}