{"block":{"chainId":137,"hash":"0x30cb8c0d8f287db06e8361d172c462685364bb6a46d1f304c93e085e4439b739","number":"87732730","timestamp":1780271999},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x0000000000000000000000000000000000000000000000000003e0426cdf6bda","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":"0x3fbdf3fbf0263dfc2f138ae92438c5cc555418a2f33c5f9306dd3dfedb92557b","id":"rcpt_3fbdf3fbf0263dfc2f13","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 87732730 --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\":\"0x30cb8c0d8f287db06e8361d172c462685364bb6a46d1f304c93e085e4439b739\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:36:52.582Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xcb14252afb297decf79570ef8551e63925ffbe38cb8ce54d5f40ee75093e03c7"},"subject":{"label":"USDC totalSupply on Polygon PoS, 2026-05-31 UTC close","unit":"raw","value":"1091000829176794"},"v":1}