{"block":{"chainId":42161,"hash":"0xe71f3ef0d7847a34c7a3955f926404ed86377d07a1180fffabfb0af4473c9836","number":"75756272","timestamp":1680307199},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x0000000000000000000000000000000000000000000000000004465bc5ff4bf8","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":"0xee2e52fb9022e960a701f7ae9eb0f294498e39397606e344eacffa2c1b5f5a29","id":"rcpt_ee2e52fb9022e960a701","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 75756272 --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\":\"0xe71f3ef0d7847a34c7a3955f926404ed86377d07a1180fffabfb0af4473c9836\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:13:50.202Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x2ee9fa7e5524a07d86a3ea04b4b66f638f032bdffc5e0f4ced70ab98e36e6f82"},"subject":{"label":"USDC totalSupply on Arbitrum One, 2023-03-31 UTC close","unit":"raw","value":"1203259884653560"},"v":1}