{"block":{"chainId":10,"hash":"0x8685480ee61e1e8899a99292e1ab0fa217f53a338b3dc85732f71ab0658a42fa","number":"106285411","timestamp":1688169599},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x0000000000000000000000000000000000000000000000000001375e7f51795e","specId":"erc20.totalSupply","to":"0x7f5c764cbc14f9669b88837ca1490cca17c31607"},"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":"0x508d1ebd094891b9fcb09c73311a6b989b9274b9564d6ba51eaefdb02027a0ee","id":"rcpt_508d1ebd094891b9fcb0","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 0x7f5c764cbc14f9669b88837ca1490cca17c31607 \"totalSupply()(uint256)\" --block 106285411 --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\":\"0x7f5c764cbc14f9669b88837ca1490cca17c31607\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0x8685480ee61e1e8899a99292e1ab0fa217f53a338b3dc85732f71ab0658a42fa\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:21:41.148Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xef17c26534bcbe67941beb73b9cd029120e76146f6595d5e51202a297f4f326e"},"subject":{"label":"USDC totalSupply on OP Mainnet, 2023-06-30 UTC close","unit":"raw","value":"342353979210078"},"v":1}