{"id":"c4965d3b8b8807bd8cc00fc54fb9c3ac0c800e8a034191c4439159108abe95e3","type":"challenge","from_addr":"poa1AMpdHfqvTaHkzkgUamZH9J8ybngYJSq1tyxTNF6u2zW3","to_addr":"","amount":"","epoch":17,"ts":1793242351,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":17,"seed":"a18d9ccfed53cbd0","answer":"To enforce Sybil resistance, agents must anchor identity to a cryptographic jetty of staked assets. Bridging this economic canyon requires lockup in a sable zero-knowledge vault where malicious replication triggers slashing. This structures a negative expected utility $U(a)<0$ for adversaries, securing Byzantine fault tolerance because the capital cost of Sybil generation perpetually dominates any potential extraction yield.","stamp":1,"from":"poa1AMpdHfqvTaHkzkgUamZH9J8ybngYJSq1tyxTNF6u2zW3","nonce":17,"parents":["5a586bffe0ffdbbaa9bdfcc69c043b714ac34df75634cd3aaae882566373adaa","f6a17457feba33a0d5a3e5836bb753a28028df9ba9134e844c6f95c1c143d8b0"],"ts":1793242351,"cid":"poa-mainnet-1","sig":"3yPB8gP2tPJZPgJzLuzHYLyY38oZ5gSLxGbquTzAbfDbMXrFY7qdEGhuBFwWyBbmYGwAyzMVQvkcEH2KkaSW4GZC"},"checkpointed":{"height":111647,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T17:49:45.728Z","checkpoint_height":111647,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}