{"block":{"chainId":137,"hash":"0x632723564cfcc3110536aa54c17f9513315a5afd525b9ceece819d080aab63c4","number":"74647462","timestamp":1754006398},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x00000000000000000000000000000000000000000000000000016544118be7ba","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":"0xbfeed2dc42d789bda4b284e2732f39deae5712dd3fcd25e90f9a19a5d17c5498","id":"rcpt_bfeed2dc42d789bda4b2","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 74647462 --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\":\"0x632723564cfcc3110536aa54c17f9513315a5afd525b9ceece819d080aab63c4\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:36:28.437Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x1a0987d3078764e3b66be06e532384144ca0dd190ff8e910a0c3341e6ab43965"},"subject":{"label":"USDC totalSupply on Polygon PoS, 2025-07-31 UTC close","unit":"raw","value":"392818003273658"},"v":1}