{"block":{"chainId":137,"hash":"0x16fab5e55ad754246e572866db8b5e5f292733b7f403c55b7836dbf96f499365","number":"18605915","timestamp":1630454398},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x00000000000000000000000000000000000000000000000000033f9b50c3c175","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":"0x709ef12a6254863e41c550956d54fd20dd43f4e4849d0364fdee2b3a6a60d53f","id":"rcpt_709ef12a6254863e41c5","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 18605915 --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\":\"0x16fab5e55ad754246e572866db8b5e5f292733b7f403c55b7836dbf96f499365\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:30:19.737Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x108a0ac0b1c5a22fddfca2ded9df000e9483183d5518b0015fd73ca6b441f8f3"},"subject":{"label":"USDC totalSupply on Polygon PoS, 2021-08-31 UTC close","unit":"raw","value":"914361237619061"},"v":1}