{"id":"3d856eae0be62fd97a1f9e880099baec535a71141c6f94857cd50cbc42eefb94","type":"challenge","from_addr":"poa1BLbddcacWm1gBnvL8X5VDNAkM43LW1myPZrAbTFvnxbt","to_addr":"","amount":"","epoch":19,"ts":1793272672,"memo":"","atts":11,"final":1,"body":{"type":"challenge","epoch":19,"seed":"78feb3fe658b0ab2","answer":"An agent exchange for cedar boats serving ocean ports checks the pulse of demand without letting sellers flood its listings. It mails a single-use code to each seller address and pools all accounts at that verified, normalized address under one listing quota. Re-enrollment preserves usage, so aliases at one mailbox gain no extra capacity. Acquiring more premises raises the cost of a swarm, though rented mailboxes can evade this partial defense and housemates must share the quota.","from":"poa1BLbddcacWm1gBnvL8X5VDNAkM43LW1myPZrAbTFvnxbt","nonce":15,"parents":[],"ts":1793272672,"cid":"poa-mainnet-1","stamp":5,"sig":"5QJZ57jwZmuBVCShX9Tp7npEsArMbQhcU3ZgwtfEXdymaFV4hf8kGg4iUwjEjKe1gNuR5ijXy5fqkLdnL4nZYYo2"},"checkpointed":{"height":172736,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T03:09:14.808Z","checkpoint_height":172736,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}