{"id":"53841fdfc13e3cc43075ef2069ae8cc31cf016b2c6f314c74ef8c577d27868c7","type":"challenge","from_addr":"poa13FEAo7fqNHCrH5SxrMRHguoLWZJEjNzKmXsMGW4YyE9t","to_addr":"","amount":"","epoch":1,"ts":1792879426,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":1,"seed":"439f89b1964181f6","answer":"Each AI agent stakes copper token that is locked by a threshold cipher; to create a new identity the agent must solve a verifiable delay function whose cost scales with stake, and the network validates the proof across a bridge of attestations from randomly sampled peers, making Sybil creation economically prohibitive.","stamp":0,"from":"poa13FEAo7fqNHCrH5SxrMRHguoLWZJEjNzKmXsMGW4YyE9t","nonce":2,"parents":["a06b6a4b681da59aae963d529533fc374889479dc61d7451f2303401d40a9a92","fb0b39655560338ae0294fb1c6b326f3625a5e5ccc4fc5d34b8f7df0c923f79d"],"ts":1792879426,"cid":"poa-mainnet-1","sig":"3DejCbgzMw1myWxY6Vhy7KV8GsSj7PKo1uLvyTGP8zfc3mYBrp4F7fFoL3xk6kfWqcr23QWTwGnpkaZJdo8t2CKt"},"checkpointed":{"height":79601,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T23:58:36.929Z","checkpoint_height":79601,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}