{"block":{"chainId":42161,"hash":"0xba8e4dd91de8e0c463690833a40263ceae76631c77cea271fbbd2c4c280c6671","number":"290687173","timestamp":1735689599},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x000000000000000000000000000000000000000000000000000075964a6c2034","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":"0x2c35885ab1753d449ed988dd9b3c5ee2df5409e52826056af17a1506a1450d98","id":"rcpt_2c35885ab1753d449ed9","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 290687173 --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\":\"0xba8e4dd91de8e0c463690833a40263ceae76631c77cea271fbbd2c4c280c6671\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:00:31.694Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x88f556b44118062c0805c3ab62495512de648ab798d1bfe42d3848f20c500510"},"subject":{"label":"USDC totalSupply on Arbitrum One, 2024-12-31 UTC close","unit":"raw","value":"129288354144308"},"v":1}