{"block":{"chainId":137,"hash":"0x7b30dc42682f3360dbd2a64b1064ae8e6c1624e4e48511301f5be33062d6e977","number":"12712669","timestamp":1617235198},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x0000000000000000000000000000000000000000000000000000261077ba93d4","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":"0x3cf04c024dea989bb902f151c2bac83958174222ef9c6849ca25a0c43e759a77","id":"rcpt_3cf04c024dea989bb902","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 12712669 --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\":\"0x7b30dc42682f3360dbd2a64b1064ae8e6c1624e4e48511301f5be33062d6e977\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:38:22.806Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x33549d811dee78db163006b8003c4a8d64bc7f2f7adae1a20c8ea18e75c3410c"},"subject":{"label":"USDC totalSupply on Polygon PoS, 2021-03-31 UTC close","unit":"raw","value":"41852170048468"},"v":1}