{"block":{"chainId":137,"hash":"0x297118e46b84a0021314025742ebf08fef477628ba84aca2e3991db6335b9489","number":"86236777","timestamp":1777593598},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x0000000000000000000000000000000000000000000000000000001634dddac0","specId":"erc20.totalSupply","to":"0x4318cb63a2b8edf2de971e2f17f77097e499459d"},"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":"0xe9cb55a61ba871d24022f9ac7c033bb7aa794c82b9bcdfece7f1f26636f4f68d","id":"rcpt_e9cb55a61ba871d24022","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 0x4318cb63a2b8edf2de971e2f17f77097e499459d \"totalSupply()(uint256)\" --block 86236777 --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\":\"0x4318cb63a2b8edf2de971e2f17f77097e499459d\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0x297118e46b84a0021314025742ebf08fef477628ba84aca2e3991db6335b9489\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:30:05.641Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xdf78b2c57c5dc99b6cd883aa578f6670458a848d81d9c77c75ca3f90a66e96cc"},"subject":{"label":"USDC totalSupply on Polygon PoS, 2026-04-30 UTC close","unit":"raw","value":"95376235200"},"v":1}