{"block":{"chainId":42161,"hash":"0x27998ecc5bfd6af8d14b62b63d6aeff1029e8dcf02e85b0c4b1c20c02c701087","number":"185836819","timestamp":1709251199},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x000000000000000000000000000000000000000000000000000163e13ac78f4f","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":"0x2ff1099f539d8e550061fd73c36864be5dbd24c0883b7f5453d122c0066b2554","id":"rcpt_2ff1099f539d8e550061","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 185836819 --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\":\"0x27998ecc5bfd6af8d14b62b63d6aeff1029e8dcf02e85b0c4b1c20c02c701087\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:12:19.582Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xdf2863cee9c646647a291b9066db40d64f1f062bca41eae10213f74fc27263b4"},"subject":{"label":"USDC totalSupply on Arbitrum One, 2024-02-29 UTC close","unit":"raw","value":"391293981658959"},"v":1}