{"block":{"chainId":1,"hash":"0x0d3b4fcc2094f3ffe07ee9516b423de27802d6cfad639ddabc530822a0c9919e","number":"8261511","timestamp":1564617591},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x00000000000000000000000000000000000000000000000000018cb183cab2b0","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":"0xd3d524552ab17601fe393b7e353cae89394be3ad4439c081f1ab482c2d126831","id":"rcpt_d3d524552ab17601fe39","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 8261511 --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\":\"0x0d3b4fcc2094f3ffe07ee9516b423de27802d6cfad639ddabc530822a0c9919e\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-28T21:51:56.053Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x6aea5828d49c2e7deabcd58fcf8f8c7b8a5f93d257c84193e90d630a98de8ea4"},"subject":{"label":"USDC totalSupply on Ethereum, 2019-07-31 UTC close","unit":"raw","value":"436169024910000"},"v":1}