{"block":{"chainId":1,"hash":"0x53719d1e62189c0b32426c51a8154dc5e4b6601e691b13e8c3e232abca69b3ca","number":"10176689","timestamp":1590969590},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x000000000000000000000000000000000000000000000000000298c49300b390","specId":"erc20.totalSupply","to":"0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48"},"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":"0x43ab210c1bc4d0f9a0dd8ae4a7eee56e5adcb59998c0efbfd867154874c7f938","id":"rcpt_43ab210c1bc4d0f9a0dd","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 0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48 \"totalSupply()(uint256)\" --block 10176689 --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\":\"0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0x53719d1e62189c0b32426c51a8154dc5e4b6601e691b13e8c3e232abca69b3ca\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-28T21:54:33.521Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x7d7ae8257a1b60dd8a88ecd8c66be2eb079067adbe75f757f6c903122074a65c"},"subject":{"label":"USDC totalSupply on Ethereum, 2020-05-31 UTC close","unit":"raw","value":"730920000730000"},"v":1}