{"block":{"chainId":8453,"hash":"0x0ad9cf1472ab285dc882db0e6b9bcc38cf5365219188fb68e37d35219674fcfd","number":"37582926","timestamp":1761955199},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x000000000000000000000000000000000000000000000000000efc54a57541ab","specId":"erc20.totalSupply","to":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913"},"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":"0x1bef0de98e80be1033e4b6ad9799b0b3be7bdeeffa6c6b368b105c985f3f5fd7","id":"rcpt_1bef0de98e80be1033e4","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 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913 \"totalSupply()(uint256)\" --block 37582926 --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\":\"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0x0ad9cf1472ab285dc882db0e6b9bcc38cf5365219188fb68e37d35219674fcfd\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:12:29.913Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xc82d7446a5f8bfe55569a7d459beaacac673ce3b64b706ba5f5e738407575206"},"subject":{"label":"USDC totalSupply on Base, 2025-10-31 UTC close","unit":"raw","value":"4218090157326763"},"v":1}