{"block":{"chainId":8453,"hash":"0x6b975c32c340b335591d9fc265795af572005dd6a41baac00113eb8e1c7833e7","number":"20475726","timestamp":1727740799},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x0000000000000000000000000000000000000000000000000000228b63dc237b","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":"0xd8a1a4baf983ff34f64bf75e47747b98da86e1eb00be3ad075ae2e8f0d7da39f","id":"rcpt_d8a1a4baf983ff34f64b","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 20475726 --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\":\"0x6b975c32c340b335591d9fc265795af572005dd6a41baac00113eb8e1c7833e7\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:09:51.934Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xf15195c995f6dc8f9b394c0c95ad89e9b7c3efae7892f957e5e390b05efc0f4d"},"subject":{"label":"USDbC totalSupply on Base, 2024-09-30 UTC close","unit":"raw","value":"37982071169915"},"v":1}