{"block":{"chainId":1,"hash":"0x82a646e21b65c2b3c61358c82cba0d5862dad9aeb2bd08c67bb928fa77ffc466","number":"15871479","timestamp":1667260799},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x000000000000000000000000000000000000000000000000008a8e75e936039e","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":"0xf8ca0fc746b63c92e359c5f3c2b5202d73e6a2ba0ec4844edd6ddefb904d158e","id":"rcpt_f8ca0fc746b63c92e359","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 15871479 --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\":\"0x82a646e21b65c2b3c61358c82cba0d5862dad9aeb2bd08c67bb928fa77ffc466\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-28T22:00:45.180Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x7405cec57cfa438083f8c14bb1abe0a778099d0972458495ba0af50a58d93924"},"subject":{"label":"USDC totalSupply on Ethereum, 2022-10-31 UTC close","unit":"raw","value":"39000183861019550"},"v":1}