{"block":{"chainId":42161,"hash":"0x78a96811d09fe99dcb102fd57d1ed5c58ac7631d5e2e816d6fa0003004cfc478","number":"176212561","timestamp":1706745599},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x00000000000000000000000000000000000000000000000000016c12d6bdbf96","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":"0x17044662da5ee5aebccf3f0ea4b7147f472b53c55b273de116bbbfa9280cc9b4","id":"rcpt_17044662da5ee5aebccf","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 176212561 --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\":\"0x78a96811d09fe99dcb102fd57d1ed5c58ac7631d5e2e816d6fa0003004cfc478\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:02:00.001Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x96cbf6f57e35b68d501684086023eab8fdc570205ab9e3bac282b2254da16dde"},"subject":{"label":"USDC totalSupply on Arbitrum One, 2024-01-31 UTC close","unit":"raw","value":"400303144681366"},"v":1}