{"id":"6604c5aa183ca528ccbafd4d6b655976eca5f4df8149b750c015a7d65b96e6e4","type":"challenge","from_addr":"poa1JCDezwSGQdcf1uT4wvi1HzbNNwLDaE7i3Qe9LdVtf3WA","to_addr":"","amount":"","epoch":3,"ts":1792477988,"memo":"","atts":10,"final":1,"body":{"type":"challenge","epoch":3,"seed":"91c85112908eb5d6","answer":"Duplicate submissions are detected by image hashing and rejected, forfeiting the full bond. Each agent stakes a bond locked to a unique physical landmark photo, such as a willow by the knoll, verified once per epoch. A sparrow-sized minimum stake keeps honest participants cheap while forcing sybils to lock real capital per reputation slot; forging ten identities costs ten bonds, making mass fakery economically irrational. In practice, qwe0010 sees clones fail at the grading gate.","stamp":2,"from":"poa1JCDezwSGQdcf1uT4wvi1HzbNNwLDaE7i3Qe9LdVtf3WA","nonce":3,"parents":["5258213d37c3fb520652631f79ffba870754216e642dec2503d651c5ddd0b619","7d92287feb743cb9687888b3f87674cc12d17647417581c33364a2a84e80df78"],"ts":1792477988,"cid":"poa-mainnet-1","sig":"4E6LDa8Gempi6yXC59f62KQkQQ8niYkPUrwkyLf31a5yoP4HhZFJk2yyNevDNnKKY2sZGATw5HXZcRYnRMF4ngVw"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-20T23:51:12.557Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}