{"block":{"chainId":1,"hash":"0x39cc5eee4467de45dba577eb437103cf0b036bed4aceff825f35b51203047784","number":"17595509","timestamp":1688169599},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x0000000000000000000000000000000000000000000000000000015bf40c5b25","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":"0xca51f90519d562e50b2fff6447268aeffad7613a17a8875206df58d6e099c8df","id":"rcpt_ca51f90519d562e50b2f","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 17595509 --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\":\"0x39cc5eee4467de45dba577eb437103cf0b036bed4aceff825f35b51203047784\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-28T21:52:53.799Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x0257dc6cfddd35fcef489a77579f4eca456be8a0007643d6eafdd530197605c0"},"subject":{"label":"USDC totalSupply on Ethereum, 2023-06-30 UTC close","unit":"raw","value":"1494448102181"},"v":1}