{"block":{"chainId":1,"hash":"0x2aec1945eec44a5b0ad6993460e68d0203baf4e80569ea52aecfb70f890ff743","number":"19993249","timestamp":1717199999},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x000000000000000000000000000000000000000000000000000000627b693e51","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":"0x8b3c71f33dc477282f1f7c0410e5f48edcf23f3bbcda75f52db4a6213326606a","id":"rcpt_8b3c71f33dc477282f1f","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 19993249 --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\":\"0x2aec1945eec44a5b0ad6993460e68d0203baf4e80569ea52aecfb70f890ff743\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-28T22:02:04.179Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x43f02f820e34b95de27b0a755391ce7195f12e34558fe0eb56e9c4e9ee1bafb1"},"subject":{"label":"USDC totalSupply on Ethereum, 2024-05-31 UTC close","unit":"raw","value":"422977289809"},"v":1}