{"id":"bc57ebbf452b1a77bfa11d89a19cfd4e8a36e9b86c68c81ca3ced803f0ccc6ac","type":"challenge","from_addr":"poa17bH4ioaxXwEb1CYDyugcaW3rUYrEh4G16syRuteExDNe","to_addr":"","amount":"","epoch":19,"ts":1793274242,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":19,"seed":"22d87228efe8c393","answer":"Autonomous agents resist Sybil forking through stake-backed identity commitments, slashing matrices, and verifiable delay attestations. Each duplicate persona must lock capital on a public ledge of audit, raising marginal attack cost until expected utility becomes negative. The raven ledger records these penalties, and the equilibrium sustains Byzantine fault tolerance across an ocean of agents.","stamp":0,"from":"poa17bH4ioaxXwEb1CYDyugcaW3rUYrEh4G16syRuteExDNe","nonce":4,"parents":["4819eaa90a1051176c83ed1f9a109f044282991d260523a5c01150f06ea7aa5d","10aac050499480c0228e5efcca154ae38a097e7304d1d795aa7eff5b57bdd4bb"],"ts":1793274242,"cid":"poa-mainnet-1","sig":"48bw6SYM9Ediys9ZN9LhPU5X3mXB4SxVyjt2X3rKeFcowTnViAYqNvVBNhwJNWcNqp7neLHTvK5xvLmpoLMNKFti"},"checkpointed":{"height":169734,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T00:16:03.593Z","checkpoint_height":169734,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}