{"block":{"chainId":137,"hash":"0x6009bd6963811d1d93614d8529471c62265ae8e0befe5e4ce5ae974b538fc87f","number":"83601584","timestamp":1772323199},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x000000000000000000000000000000000000000000000000000000162fd1becf","specId":"erc20.totalSupply","to":"0x4318cb63a2b8edf2de971e2f17f77097e499459d"},"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":"0xa2e7519394c66dfc42e52bcd1df4ff095ef3305f481ff6732c9afc8d71713a61","id":"rcpt_a2e7519394c66dfc42e5","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 0x4318cb63a2b8edf2de971e2f17f77097e499459d \"totalSupply()(uint256)\" --block 83601584 --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\":\"0x4318cb63a2b8edf2de971e2f17f77097e499459d\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0x6009bd6963811d1d93614d8529471c62265ae8e0befe5e4ce5ae974b538fc87f\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:30:44.534Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xa0ee4c9651718e0edaf92d1dce55f03216973954c74d5740f0768644d9b5fbe5"},"subject":{"label":"USDC totalSupply on Polygon PoS, 2026-02-28 UTC close","unit":"raw","value":"95291555535"},"v":1}