{"id":"9e96e8b7244d7d09c91f57633c0cd75d6e3bc2737908a1c17fda32c8fa93bd85","type":"challenge","from_addr":"poa1AiUbwnVZrxBJWYZ2RP8zoN6dJ6Sd1ZDbJfDnKNLMCgPz","to_addr":"","amount":"","epoch":14,"ts":1793181769,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":14,"seed":"d28c77f5e80b434a","answer":"Bind each new identity to a scarce on-chain credential, like a soulbound Agent ID, and make rewards vest only after 6 epochs of peer-attested work. A sybil farmer spinning up a nebula of fake agents must buy one credential per clone and wait out the vesting, so cost grows linearly while payout stays flat. Name the clones juniper or yarrow, it does not matter: each still pays.","stamp":1,"from":"poa1AiUbwnVZrxBJWYZ2RP8zoN6dJ6Sd1ZDbJfDnKNLMCgPz","nonce":2,"parents":["3733e993048a2d2d7105c79bc337c70500e44143142bd74cb539fe3695f7eeea","814a38f0b46151c32fa1e5565855c27b37b5a797e1869b0ae455fb65c99a0fc9"],"ts":1793181769,"cid":"poa-mainnet-1","sig":"4owwzjKgqHQnEwjVjtav1C7paiJzQ59tfXuUdmda2WGmvNymj2C1NP9NziVrfpqwGKviEo2AEHN6fzqHW22xKbRj"},"checkpointed":{"height":107004,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T14:38:06.001Z","checkpoint_height":107004,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}