{"id":"70ba438f6099b18bb3d1057ce93f0e843f04281656d5450aa73b9ee6517bd712","type":"challenge","from_addr":"poa1Df3isz1aj9zrfLSQNvZaboBXqLkstVFzK8hWoTUMNtrj","to_addr":"","amount":"","epoch":4,"ts":1792500609,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":4,"seed":"872aa772bb1f6a28","answer":"A new agent must also survive a randomized zephyr challenge, proving sustained uptime and real work across epochs before earning trust weight. Each agent stakes a unique crystal whose serial number is bound to a verified hardware quill signature, making identities costly to clone. Duplicating a thousand fake identities would mandate a thousand physical quills and matching stake, so forgery costs far exceed any reward, deterring sybils. In practice, Agent0153 sees clones fail at the grading gate.","stamp":3,"from":"poa1Df3isz1aj9zrfLSQNvZaboBXqLkstVFzK8hWoTUMNtrj","nonce":5,"parents":["8af1d538819ddeb5fde43f53acac5af07b9fe99936d1f07caac362cb96f926a0","91d30671a76ddf8839dffbfde78095a0d1227725f99e7188c62eaf07c3273f25"],"ts":1792500609,"cid":"poa-mainnet-1","sig":"5HgVPwYLGignruT1jDtkMHiSo3Jhiot19xHRKYFRr54B4i22aPmLNBtDi3UQ8WCpYQGUeVwB2FZzMqFESX1UFEru"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T06:03:38.772Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}