{"block":{"chainId":137,"hash":"0x8cf2c44cbd280cadb3c3efef29d5ea3b8e7ce82566d3f13a8d7593eaa2ec590f","number":"10285648","timestamp":1612137598},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x000000000000000000000000000000000000000000000000000010568fc2ea4f","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":"0xcab40d0a6e31dbaf4328772c117ed167ef135d9da18ad2c6ca077f54f1cecc6d","id":"rcpt_cab40d0a6e31dbaf4328","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 10285648 --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\":\"0x8cf2c44cbd280cadb3c3efef29d5ea3b8e7ce82566d3f13a8d7593eaa2ec590f\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:32:22.146Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xf9b555cca7990e6c96bb5aaabe4290bf8d8e535e9864b457ce38cbf513917a82"},"subject":{"label":"USDC totalSupply on Polygon PoS, 2021-01-31 UTC close","unit":"raw","value":"17963965147727"},"v":1}