{"block":{"chainId":8453,"hash":"0xbfa4bd56694f5a18e0b610c34a8fcc89e4444a91122542e5d5bb739f711f6c9f","number":"44106126","timestamp":1775001599},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x000000000000000000000000000000000000000000000000000f0abcb81e8b17","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":"0x4720a6135c3e7ed821be4178010cecef1ee313a809e483652b7e7b91d168768c","id":"rcpt_4720a6135c3e7ed821be","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 44106126 --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\":\"0xbfa4bd56694f5a18e0b610c34a8fcc89e4444a91122542e5d5bb739f711f6c9f\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:12:47.894Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x0aa56db6a21a185c3faef9fd13a3b4052e2c554a34d475467482c111c8809655"},"subject":{"label":"USDC totalSupply on Base, 2026-03-31 UTC close","unit":"raw","value":"4233930309798679"},"v":1}