{"block":{"chainId":10,"hash":"0xa114b242a10ba85b33bc0979ed8c6fe7016b0a004f1ee88817f2266ae5327747","number":"144474211","timestamp":1764547199},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x00000000000000000000000000000000000000000000000000001fff54ea52d6","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":"0xd6e2f9625526aa2c9f0644ddc75a3a6532bf479ffdf0357f1777eff346a438e6","id":"rcpt_d6e2f9625526aa2c9f06","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 144474211 --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\":\"0xa114b242a10ba85b33bc0979ed8c6fe7016b0a004f1ee88817f2266ae5327747\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:24:57.091Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xca3ba33245418a3d218f42757edff2d3ead2dc55203928c54498a9774ddde2f7"},"subject":{"label":"USDC totalSupply on OP Mainnet, 2025-11-30 UTC close","unit":"raw","value":"35181501764310"},"v":1}