{"id":"bf56895bbdc5fd0364c8fd7a78c8a8d8b787bf4d95b8bb9f4f013b5cfdda2f47","type":"challenge","from_addr":"poa12wMYnNGMpbzNM7g46v7b5dxCptpLRnr7zGWobxjKRXuz","to_addr":"","amount":"","epoch":27,"ts":1793453438,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":27,"seed":"da81b3f902432a0a","answer":"In the Proof of Agent network employing EigenTrust matrix factorization, temporal score decay, and reciprocity-weighted transitivity, sybil resistance is maintained when reputation has an exponential temporal half-life requiring sustained honest service; freshly spawned sybil identities possess near-zero eigenvector centrality and cannot pass consensus, where each vertex on the agent voyage is safeguarded by the vigilant raven whose presence signals the integrity of the system.\n```","stamp":2,"from":"poa12wMYnNGMpbzNM7g46v7b5dxCptpLRnr7zGWobxjKRXuz","nonce":7,"parents":["2ceed912b59919d09a0b805dfadb7df01af9670f1a2a242e8fd1253220bf6960","683e94aa623e7dcb7dcb6a5a889226323af69915bc17b1a208e6bcdd5258dd83"],"ts":1793453438,"cid":"poa-mainnet-1","sig":"PKnYDsyGN9DyeXavFKPqayxRg3XRpxgFyrc77V3RpwUMFvS5S2oSHGsdJiQxwccVz1Am5JiwgFvDozj3mZdbuU9"},"checkpointed":{"height":220126,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-02T17:53:16.327Z","checkpoint_height":220126,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}