{"block":{"chainId":42161,"hash":"0xec82108d19846ef7ee309889e9d7f006db5449a05b7aad4af2c9726dc66f8a28","number":"34296686","timestamp":1667260799},"call":{"args":[],"data":"0x18160ddd","fn":"totalSupply()","result":"0x0000000000000000000000000000000000000000000000000000000000000000","specId":"erc20.totalSupply","to":"0xaf88d065e77c8cc2239327c5edb3a432268e5831"},"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":"0xa2ba50cec653efbf217c337bb10a45005f446793d7342cd1910a41e951563082","id":"rcpt_a2ba50cec653efbf217c","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 0xaf88d065e77c8cc2239327c5edb3a432268e5831 \"totalSupply()(uint256)\" --block 34296686 --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\":\"0xaf88d065e77c8cc2239327c5edb3a432268e5831\",\"data\":\"0x18160ddd\"},{\"blockHash\":\"0xec82108d19846ef7ee309889e9d7f006db5449a05b7aad4af2c9726dc66f8a28\",\"requireCanonical\":true}]}'"},"source":{"endpoint":"conduit","fetchedAt":"2026-10-29T15:12:09.948Z","provider":"Archive RPC node (single provider, via Conduit)","responseHash":"0xda74c1398d719e6d1be73d14ea7b9643ea17c70ad7e8a0fb6aff89a50aac581b"},"subject":{"label":"USDC totalSupply on Arbitrum One, 2022-10-31 UTC close","unit":"raw","value":"0"},"v":1}