{"block":{"chainId":42161,"hash":"0x2151b4b88bdb0699cee8fc803958e3784535794e2fda6549251674e1cdcc40cb","number":"384761329","timestamp":1759276799},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x00000000000000000000000000000000000000000172fef92d5e989704d77ab1","specId":"erc20.totalSupply","to":"0x0a1a1a107e45b7ced86833863f482bc5f4ed82ef"},"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":"0xc9fc1ce2e28a026318a7f33f74be8b67cd4467448da42bb1a3cc12e2b84955f4","id":"rcpt_c9fc1ce2e28a026318a7","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 0x0a1a1a107e45b7ced86833863f482bc5f4ed82ef \"totalSupply()(uint256)\" --block 384761329 --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\":\"0x0a1a1a107e45b7ced86833863f482bc5f4ed82ef\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0x2151b4b88bdb0699cee8fc803958e3784535794e2fda6549251674e1cdcc40cb\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:01:22.839Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0x40f1ee06d262582a878e410a2d11351343b2889f3d4ddcf69b9fd5bd80a0e0dc"},"subject":{"label":"USDai totalSupply on Arbitrum One, 2025-09-30 UTC close","unit":"raw","value":"448506630852554192110189233"},"v":1}