{"block":{"chainId":137,"hash":"0x6e681aed346609884dacebd0218816f09996b6bb1947abff14af8ff6480def68","number":"72211084","timestamp":1748735998},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x0000000000000000000000000000000000000000000000000001a4113ca1a978","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":"0x410ed7a9bd581e26a60a431ef0a709f1b588d1be167dc58ddcb7df8665ef823d","id":"rcpt_410ed7a9bd581e26a60a","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 72211084 --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\":\"0x6e681aed346609884dacebd0218816f09996b6bb1947abff14af8ff6480def68\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:35:10.557Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xec0e102dea09482d41b78cd8b431923b818fb94adb51c23f0dada2b4c6458cde"},"subject":{"label":"USDC totalSupply on Polygon PoS, 2025-05-31 UTC close","unit":"raw","value":"461868915337592"},"v":1}