{"block":{"chainId":10,"hash":"0x0ef214aec50e730d4b47db2d9ab21c68dbeaaf00034acfd16baa6f7a6ecd6e51","number":"136568611","timestamp":1748735999},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x0000000000000000000000000000000000000000000000000000b8a2b7200517","specId":"erc20.totalSupply","to":"0x0b2c639c533813f4aa9d7837caf62653d097ff85"},"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":"0x3508d6493ff75135d970c38b478dae98e95e9ea33595f63db538f1c2aa6f829f","id":"rcpt_3508d6493ff75135d970","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 0x0b2c639c533813f4aa9d7837caf62653d097ff85 \"totalSupply()(uint256)\" --block 136568611 --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\":\"0x0b2c639c533813f4aa9d7837caf62653d097ff85\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0x0ef214aec50e730d4b47db2d9ab21c68dbeaaf00034acfd16baa6f7a6ecd6e51\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:24:18.588Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x1a2bc8853bb2bbf3ac8d5856bff301dd936daf3c4347acf8ba6f6da896d4231b"},"subject":{"label":"USDC totalSupply on OP Mainnet, 2025-05-31 UTC close","unit":"raw","value":"203008996541719"},"v":1}