{"block":{"chainId":10,"hash":"0x2e8127bfb860739e318b3507f96f06811b0b9be87c7ac1bc9db7b24ab2a5c1c1","number":"95600789","timestamp":1682899199},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x0000000000000000000000000000000000000000000000000000000013ce7ee0","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":"0x50e6e28d42b0e553814e76224a26066f33f908ada5a3832fbffb3d525949efb1","id":"rcpt_50e6e28d42b0e553814e","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 95600789 --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\":\"0x2e8127bfb860739e318b3507f96f06811b0b9be87c7ac1bc9db7b24ab2a5c1c1\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:20:58.831Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x0cb1e4eb0de18e78fb11f2e28c33cf6b22dc4f75124acd2bdedf7006986f0d90"},"subject":{"label":"USDC totalSupply on OP Mainnet, 2023-04-30 UTC close","unit":"raw","value":"332300000"},"v":1}