{"block":{"chainId":137,"hash":"0x297118e46b84a0021314025742ebf08fef477628ba84aca2e3991db6335b9489","number":"86236777","timestamp":1777593598},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x0000000000000000000000000000000000000000000000000004115fa3ec0ae7","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":"0x17df6c83fd05e8d3f591780ce35c374a1f450d9e1ef768135a2e7b0202061fc2","id":"rcpt_17df6c83fd05e8d3f591","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 86236777 --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\":\"0x297118e46b84a0021314025742ebf08fef477628ba84aca2e3991db6335b9489\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:29:19.362Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x3d284fad1f0f79a809b9837e99ec767e094d8c3f9d6055cd5fd816be0465591b"},"subject":{"label":"USDC totalSupply on Polygon PoS, 2026-04-30 UTC close","unit":"raw","value":"1145002376563431"},"v":1}