{"block":{"chainId":1,"hash":"0xf8764ee0fc709f47e9db4f264b47d0047cb16096ebf950585cbe74e9af80a0c4","number":"25218797","timestamp":1780271999},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x000000000000000000000000000000000000000004df715fbc6abb1b1782b27b","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":"0x126b1756483e6d1ec47242d3fa1fe9820a424024abb2cca01500f54c25f33181","id":"rcpt_126b1756483e6d1ec472","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 25218797 --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\":\"0xf8764ee0fc709f47e9db4f264b47d0047cb16096ebf950585cbe74e9af80a0c4\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-28T21:56:15.573Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x37b4e0f95cb3ebfbe5cf13a7358cfea0cef4df5c2d5a6e733623acc21c9ebf8d"},"subject":{"label":"USDf totalSupply on Ethereum, 2026-05-31 UTC close","unit":"raw","value":"1508065890489563604869886587"},"v":1}