{"block":{"chainId":137,"hash":"0x30cb8c0d8f287db06e8361d172c462685364bb6a46d1f304c93e085e4439b739","number":"87732730","timestamp":1780271999},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x000000000000000000000000000000000000000000000000000364836630923d","specId":"erc20.totalSupply","to":"0x3c499c542cef5e3811e1192ce70d8cc03d5c3359"},"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":"0x4462208463213ecf9776f2d9ee447b60954ee4fde0be1b41fa1ea7bb35e3d7ea","id":"rcpt_4462208463213ecf9776","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 0x3c499c542cef5e3811e1192ce70d8cc03d5c3359 \"totalSupply()(uint256)\" --block 87732730 --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\":\"0x3c499c542cef5e3811e1192ce70d8cc03d5c3359\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0x30cb8c0d8f287db06e8361d172c462685364bb6a46d1f304c93e085e4439b739\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:34:45.545Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x6cf60115d41df873bd309b4650f6ef8ba71a85cfc378bcf1592ec5cae254cca3"},"subject":{"label":"USDC totalSupply on Polygon PoS, 2026-05-31 UTC close","unit":"raw","value":"954940448084541"},"v":1}