{"block":{"chainId":42161,"hash":"0xdf5de71f5380cb3bfee9820ac32a1c596c63af234a97e27c6618055957aa3fa2","number":"9002316","timestamp":1648771196},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x0000000000000000000000000000000000000000000000000002591e4cae719d","specId":"erc20.totalSupply","to":"0xff970a61a04b1ca14834a43f5de4533ebddb5cc8"},"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":"0xf3039bf2d8a5027fbe5e43f96f9df090e3f37e5c495f515ec7a5ee15d810d66e","id":"rcpt_f3039bf2d8a5027fbe5e","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 0xff970a61a04b1ca14834a43f5de4533ebddb5cc8 \"totalSupply()(uint256)\" --block 9002316 --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\":\"0xff970a61a04b1ca14834a43f5de4533ebddb5cc8\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0xdf5de71f5380cb3bfee9820ac32a1c596c63af234a97e27c6618055957aa3fa2\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:07:32.340Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xe94f343cdf7d8d1c4ff8a7bcdb83e2039f196c8614a64f3eea635e5d1854bca6"},"subject":{"label":"USDC totalSupply on Arbitrum One, 2022-03-31 UTC close","unit":"raw","value":"660936623813021"},"v":1}