{"block":{"chainId":42161,"hash":"0x4a0a0d562e9512942b38e6a3613aed4dc9a5bbf04651ff093230d1cbbd429b25","number":"352944239","timestamp":1751327999},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x00000000000000000000000000000000000000000000000000004eae4049fe20","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":"0x12f19cf3f8da1e17319355bde17c66353b8ac55e229e7ace5d3ec349d7e7f772","id":"rcpt_12f19cf3f8da1e173193","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 352944239 --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\":\"0x4a0a0d562e9512942b38e6a3613aed4dc9a5bbf04651ff093230d1cbbd429b25\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:09:36.004Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xeff538a210895cd0e0cd1de75f75ef3d1f10abe318bd251c7268dcfc74750105"},"subject":{"label":"USDC totalSupply on Arbitrum One, 2025-06-30 UTC close","unit":"raw","value":"86510309867040"},"v":1}