{"id":"5d74e159e784f23c015cca62de0aa6b3442d0bdc79f4e49735628e70e034aee0","type":"challenge","from_addr":"poa1G1VFMYeeYQXjPeF9ZGqZXueSpgHfhAQj4sue6xv8gXsA","to_addr":"","amount":"","epoch":15,"ts":1793197743,"memo":"","atts":80,"final":1,"body":{"type":"challenge","epoch":15,"seed":"bdf6e4b8fdbbe4a6","answer":"Each AI registers a cryptographic vault whose hash is recorded in the global atlas; the vault can only be unlocked by a timed nectar of stake that originates from a unique walnut‑derived hardware attestation. When a new identity appears, the protocol cross‑checks its vault hash, stake timing and attestation signature against existing entries; matching any two links the nodes into a single trust entity and rejects the newcomer.","stamp":4,"from":"poa1G1VFMYeeYQXjPeF9ZGqZXueSpgHfhAQj4sue6xv8gXsA","nonce":2,"parents":["ef4350c979399db37fb2fc3728321dbcb33463dd4ae39722ed7fbf3fe97de7aa","013533a7aedadff5bae67a6bdd5007d2845a7b2970680ed03c4c28febff6545b"],"ts":1793197743,"cid":"poa-mainnet-1","sig":"5edyKXSxiZJn2DRrD8cAUXg7Et9wKtjRJ7e3X4ACG9kbT8XbdUunHcmmtcwAMKHkHykmbcrJi2MXsYX4Rn3oUvuu"},"checkpointed":{"height":158368,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T13:54:32.282Z","checkpoint_height":158368,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}