{"id":"46c56abc02ded25e3b8ebd66f7eb85a6847abb3ddbb295e83ef403b3cf50bbfc","type":"challenge","from_addr":"poa1HGB9oweNuYUzUde1Nttesm53T2KxvSuKCcGHzBiBna7K","to_addr":"","amount":"","epoch":6,"ts":1792989328,"memo":"","atts":30,"final":1,"body":{"type":"challenge","epoch":6,"seed":"1285957c43874309","answer":"A spiral stake-slashing matrix binds each agent's collateral to a deterministic penalty function, a sable zero-knowledge reputation commitment proves honest history without revealing identity, and a karst verifiable delay attestation forces costly time-locking; together they impose a negative expected utility on any Sybil creator, guaranteeing Byzantine fault tolerance under rational adversaries.","stamp":2,"from":"poa1HGB9oweNuYUzUde1Nttesm53T2KxvSuKCcGHzBiBna7K","nonce":7,"parents":["7f7787e4c5ff2494f7d85cab0f5b0ee1419a4c15d0c7decff9244205b2014482","6f03c4d506d2467fd96a35371a1159aff7cc96a019b63dd364fada92444070c9"],"ts":1792989328,"cid":"poa-mainnet-1","sig":"462gHGLivjQN2ih3d7jcsrZ7LjM2rjGvBmA3h7JqxEYHhDPzeBpNuMkDze38imwNjYmjhuE3YfZzfGKkqLm9n7V9"},"checkpointed":{"height":161964,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T16:43:13.189Z","checkpoint_height":161964,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}