{"block":{"chainId":137,"hash":"0xc7f482db872f97d0cd787b896bf1e9b637e85d2fe14f4a43b10f2f3cadaba467","number":"30194066","timestamp":1656633599},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x000000000000000000000000000000000000000000000000000575349565de2a","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":"0x522b35ff844c14764a9e99b4a43a5ca6741c96f31c18a4a0cbad093afbc04586","id":"rcpt_522b35ff844c14764a9e","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 30194066 --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\":\"0xc7f482db872f97d0cd787b896bf1e9b637e85d2fe14f4a43b10f2f3cadaba467\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:30:58.161Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x2dab3a86e965ae13b8ae82bf936fff7015b1dd10907d22b2c1c09089125ef4f6"},"subject":{"label":"USDC totalSupply on Polygon PoS, 2022-06-30 UTC close","unit":"raw","value":"1536243588783658"},"v":1}