{"block":{"chainId":42161,"hash":"0xe6125ebee621d2f8e188f05164b08c330d6d88d87f1eb1dd41ff9c1e5d104f80","number":"447736930","timestamp":1775001599},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x00000000000000000000000000000000000000000000000000151e673cc17270","specId":"erc20.totalSupply","to":"0xaf88d065e77c8cc2239327c5edb3a432268e5831"},"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":"0x58814aa7034ad2ee74ba8513c4fa0b2c959286d2c0ec5da73a684506108af6c1","id":"rcpt_58814aa7034ad2ee74ba","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 0xaf88d065e77c8cc2239327c5edb3a432268e5831 \"totalSupply()(uint256)\" --block 447736930 --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\":\"0xaf88d065e77c8cc2239327c5edb3a432268e5831\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0xe6125ebee621d2f8e188f05164b08c330d6d88d87f1eb1dd41ff9c1e5d104f80\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:03:41.991Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xc006215a88e4c29100e17d135998d5c2418b917057928e0c3e6b430cd7f6276a"},"subject":{"label":"USDC totalSupply on Arbitrum One, 2026-03-31 UTC close","unit":"raw","value":"5944403260699248"},"v":1}