{"block":{"chainId":137,"hash":"0xfa76a2730002b87293026d6aa551e771be9f6a569cb9e46a631ee0a9f8a1199b","number":"40997394","timestamp":1680307198},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x00000000000000000000000000000000000000000000000000021bfad0c58a13","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":"0x87f57dbbdc646dbc1ddf996aeda5fb54eb02f1d5e21a33cc7dbcee8254422c93","id":"rcpt_87f57dbbdc646dbc1ddf","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 40997394 --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\":\"0xfa76a2730002b87293026d6aa551e771be9f6a569cb9e46a631ee0a9f8a1199b\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:31:24.519Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x2fd97001bb407a06ea666f176a35b712b729dcb1d4d88109f33ffaecdc289827"},"subject":{"label":"USDC totalSupply on Polygon PoS, 2023-03-31 UTC close","unit":"raw","value":"593714011802131"},"v":1}