{"block":{"chainId":1,"hash":"0x970232afe086d78f52e602f4900a64e030c8254ba262cc7d59f6512bcde882fa","number":"21089068","timestamp":1730419199},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x00000000000000000000000000000000000000000000000000000078ac879491","specId":"erc20.totalSupply","to":"0x566957ef80f9fd5526cd2bef8be67035c0b81130"},"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":"0x052777697d5559aee633d10abb7cebc842aa8728af722ff23fed76aaa083fd47","id":"rcpt_052777697d5559aee633","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 0x566957ef80f9fd5526cd2bef8be67035c0b81130 \"totalSupply()(uint256)\" --block 21089068 --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\":\"0x566957ef80f9fd5526cd2bef8be67035c0b81130\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0x970232afe086d78f52e602f4900a64e030c8254ba262cc7d59f6512bcde882fa\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-28T21:59:45.579Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x107715cfbbbc9211133b408cb754274662481b4b5e2a4856aeff6d259c986908"},"subject":{"label":"USDC totalSupply on Ethereum, 2024-10-31 UTC close","unit":"raw","value":"518290642065"},"v":1}