{"block":{"chainId":137,"hash":"0xcf1a5388c523d9b70aaf694d0951817620c27bb86d37f8f9e3605ee9f7f71982","number":"63732940","timestamp":1730419198},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x000000000000000000000000000000000000000000000000000257b69e575610","specId":"erc20.totalSupply","to":"0x2791bca1f2de4661ed88a30c99a7a9449aa84174"},"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":"0x2667068da46d04e3aa14d8016301cc341566196fe54bef84956e71f56ba30f63","id":"rcpt_2667068da46d04e3aa14","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 0x2791bca1f2de4661ed88a30c99a7a9449aa84174 \"totalSupply()(uint256)\" --block 63732940 --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\":\"0x2791bca1f2de4661ed88a30c99a7a9449aa84174\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0xcf1a5388c523d9b70aaf694d0951817620c27bb86d37f8f9e3605ee9f7f71982\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:30:20.120Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xdfb787949bd4c2284ecabdf465e9ae8c0d2ae495d8f0e5be64147c2d8bdfb846"},"subject":{"label":"USDC totalSupply on Polygon PoS, 2024-10-31 UTC close","unit":"raw","value":"659391805609488"},"v":1}