{"block":{"chainId":1,"hash":"0xf8764ee0fc709f47e9db4f264b47d0047cb16096ebf950585cbe74e9af80a0c4","number":"25218797","timestamp":1780271999},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x00000000000000000000000000000000000000000000000000ba7fdff57b8a9d","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":"0x9ba5fe14a38817d6e2ffd88cc12b47e450f7699bce7cf20aa5260f9f2961465e","id":"rcpt_9ba5fe14a38817d6e2ff","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 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\":\"0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0xf8764ee0fc709f47e9db4f264b47d0047cb16096ebf950585cbe74e9af80a0c4\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-28T22:02:13.939Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xfba2858803a0579d0c74b8ab638122a44a1d7c1016de405209c8592dbe7ccf90"},"subject":{"label":"USDC totalSupply on Ethereum, 2026-05-31 UTC close","unit":"raw","value":"52494945541130909"},"v":1}