{"block":{"chainId":8453,"hash":"0xc2ea4fb6d986f67f86ab1a2a940a7ddae9e3c31040a7fa102b8c62c1e3b1d44a","number":"38878926","timestamp":1764547199},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x000000000000000000000000000000000000000000000000000008458c964420","specId":"erc20.totalSupply","to":"0xd9aaec86b65d86f6a7b5b1b0c42ffa531710b6ca"},"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":"0xf60468846efc88330882c1559e65a551d347db3b19f6e629d6e97a92a31601e7","id":"rcpt_f60468846efc88330882","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 0xd9aaec86b65d86f6a7b5b1b0c42ffa531710b6ca \"totalSupply()(uint256)\" --block 38878926 --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\":\"0xd9aaec86b65d86f6a7b5b1b0c42ffa531710b6ca\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0xc2ea4fb6d986f67f86ab1a2a940a7ddae9e3c31040a7fa102b8c62c1e3b1d44a\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:12:27.300Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xbf8043d7c9790425544ed3299747bc2698475e6427f36a491ce12ff5d4f2b07c"},"subject":{"label":"USDbC totalSupply on Base, 2025-11-30 UTC close","unit":"raw","value":"9094804423712"},"v":1}