{"block":{"chainId":1,"hash":"0x0b6c2373db136669e187029cb13c2893a69d9e5d6bcc97044d38e83123cf5a76","number":"23479243","timestamp":1759276799},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x000000000000000000000000000000000000000005a3273a5215b9aeec5a2876","specId":"erc20.totalSupply","to":"0xfa2b947eec368f42195f24f36d2af29f7c24cec2"},"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":"0x886eb6e3b386384401359db86cbfb4815a32cf1c0e5786b04f1c6b7e086cd8e0","id":"rcpt_886eb6e3b38638440135","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 0xfa2b947eec368f42195f24f36d2af29f7c24cec2 \"totalSupply()(uint256)\" --block 23479243 --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\":\"0xfa2b947eec368f42195f24f36d2af29f7c24cec2\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0x0b6c2373db136669e187029cb13c2893a69d9e5d6bcc97044d38e83123cf5a76\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-28T21:51:20.711Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x17be3855bfd759249ee621120dceec66d4c84712d21cca804a68c6977dcdba06"},"subject":{"label":"USDf totalSupply on Ethereum, 2025-09-30 UTC close","unit":"raw","value":"1744665205822735936980134006"},"v":1}