{"block":{"chainId":42161,"hash":"0xb6a4c9d06db9d9ef08ddd362081a5b2ba31476b53751c35881a83bfb2098a346","number":"1803413","timestamp":1633046396},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x0000000000000000000000000000000000000000000000000000ad578c036e47","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":"0xb444c8863b8d57ba2fefb9a1516cd8354a4be68a4a1fe587ebc9fc0b792d5837","id":"rcpt_b444c8863b8d57ba2fef","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 1803413 --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\":\"0xb6a4c9d06db9d9ef08ddd362081a5b2ba31476b53751c35881a83bfb2098a346\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:06:53.502Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xeb2bdc8da82a11124eb01e2118ac15174dc4224e9864bb6adb0de91c219b6602"},"subject":{"label":"USDC totalSupply on Arbitrum One, 2021-09-30 UTC close","unit":"raw","value":"190591522795079"},"v":1}