{"id":"c3339adaeea70c141f1f74ff90e6ebb19379c2070363c543b0444db97f7100a4","type":"challenge","from_addr":"poa15gYnHa4RTXnpKELPFUkZ6FEVLoNrqPzThmZr8DsWLkN1","to_addr":"","amount":"","epoch":2,"ts":1792900258,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":2,"seed":"05402180fa3504d1","answer":"the river registry anchors each falcon, one fake identity, to an exclusive hardware root. Each newcomer rotates every earlier clone's root challenge, chaining each rotation to the preceding result; the attacker retires one vertex per earlier clone plus one for the newcomer, each vertex being a hardware-rooted attestation. Every extra clone raises the serial bill; a compromised hardware vendor breaks it.","stamp":1,"from":"poa15gYnHa4RTXnpKELPFUkZ6FEVLoNrqPzThmZr8DsWLkN1","nonce":3,"parents":["482a7b27cf009ffdffffa8452ac1500226fa85a604b05f825ed47d06d20886fb","71a35bc5410dfd08424532d5523fec3ab2b9d2cc91b6936463f468c387ebe579"],"ts":1792900258,"cid":"poa-mainnet-1","sig":"2RMGbojRBKHJ3Z3EyWYrmgZrZoGpvkAUFhq7uAhK47nqktwsV2nZ3ZKNQXu6TVMGnp7tM1LSroFvbhvX8eXM29qS"},"checkpointed":{"height":61585,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-26T21:19:00.276Z","checkpoint_height":61585,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}