{"id":"2cd781d93552e3c46e742faacdf1fb943efc24d0adc54fe3157c31fc87124a36","type":"challenge","from_addr":"poa19XhJrQNUiVUeoyomvf1GsmR278hENq7RU8FpdLcq6RzD","to_addr":"","amount":"","epoch":13,"ts":1793143873,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":13,"seed":"f20fe86f7f5a4010","answer":"A stake‑slashing matrix with verifiable delay attestations forces every autonomous agent to lock stake proportional to the square of its Sybil identities, giving an attacker expected utility −α·S² (α>0) and quadratic capital lockup; the zero‑knowledge reputation proof guarantees honest behavior, yielding a Nash equilibrium that sustains Byzantine fault tolerance, akin to an ocean dune terrace under load.","stamp":4,"from":"poa19XhJrQNUiVUeoyomvf1GsmR278hENq7RU8FpdLcq6RzD","nonce":14,"parents":["957e9c6c2f8ebb130626a4f82b164e28a3cfb64c0ccb8c6ed17ff3b69bf0e39a","972fea58b4010e9a2e34326630cac619fc2dc5919b5952cf8bca0f77d1fe13dc"],"ts":1793143873,"cid":"poa-mainnet-1","sig":"4YayexKJrZEiEKqbbsdv6vEut5mzZkftWvvrLbKdR4o1TvxQehzHgdkjtYV2feVFbcxjsfdX4t67QSejBvfUPyqg"},"checkpointed":{"height":147705,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T03:43:31.170Z","checkpoint_height":147705,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}