{"block":{"chainId":137,"hash":"0x2e6cf6af37d6022e6d5f3eb59f3a1ce93862f05fb07c42df5fa56ac93afdb60b","number":"84940781","timestamp":1775001599},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x0000000000000000000000000000000000000000000000000002893f61a807c0","specId":"erc20.totalSupply","to":"0x3c499c542cef5e3811e1192ce70d8cc03d5c3359"},"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":"0xb474957362975d39ad15afffea718c957679d4f56fc2bca5b53d5231ab0fb530","id":"rcpt_b474957362975d39ad15","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 0x3c499c542cef5e3811e1192ce70d8cc03d5c3359 \"totalSupply()(uint256)\" --block 84940781 --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\":\"0x3c499c542cef5e3811e1192ce70d8cc03d5c3359\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0x2e6cf6af37d6022e6d5f3eb59f3a1ce93862f05fb07c42df5fa56ac93afdb60b\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:30:31.793Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x1c867429b69a6829789721d8198a2350ed8e44439dc2438fc5ae001e341ac9d4"},"subject":{"label":"USDC totalSupply on Polygon PoS, 2026-03-31 UTC close","unit":"raw","value":"713855267768256"},"v":1}