{"block":{"chainId":1,"hash":"0x57fef7995db2e9d9863eb7340bbb192d2a52a08fc9ce4a7d804f441182209931","number":"16530247","timestamp":1675209599},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x000000000000000000000000000000000000000000000000008b1143250d6ede","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":"0x9778d995e44af5dbb9c9a2afbb9532d2ac05a0838953d9e12e20c9c0e0f2c055","id":"rcpt_9778d995e44af5dbb9c9","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 16530247 --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\":\"0x57fef7995db2e9d9863eb7340bbb192d2a52a08fc9ce4a7d804f441182209931\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-28T21:53:39.404Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x41728dc69970c4a9ab259c8d562cd0126315a307593b6fb68336b86bc25ae4af"},"subject":{"label":"USDC totalSupply on Ethereum, 2023-01-31 UTC close","unit":"raw","value":"39144001844899550"},"v":1}