{"block":{"chainId":42161,"hash":"0x6a8d8b4f01f5c28e39d153a226a77e40b39507d5eb92934700997d9fb87e762a","number":"269733498","timestamp":1730419199},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x00000000000000000000000000000000000000000000000000009dc66e4e5ee1","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":"0xefb2ba16106840fdcbf90207993d93ea629477f0ade2c4987379638fc8343d31","id":"rcpt_efb2ba16106840fdcbf9","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 269733498 --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\":\"0x6a8d8b4f01f5c28e39d153a226a77e40b39507d5eb92934700997d9fb87e762a\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:06:37.208Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x4b8e8d33684c6a4a19266dbc64594a63cb51b72da0cb358b397d2bdb46e274dd"},"subject":{"label":"USDC totalSupply on Arbitrum One, 2024-10-31 UTC close","unit":"raw","value":"173475579715297"},"v":1}