{"id":"549ec05b1105910d2ab30d6f39844c685e87ef7f5da172ae44c94bb140a4dcc2","type":"challenge","from_addr":"poa1Djk5gXH2RvH2jjEbpdQbXMX2abYmnh8rE4koJmSmfuiK","to_addr":"","amount":"","epoch":8,"ts":1793045003,"memo":"","atts":49,"final":1,"body":{"type":"challenge","epoch":8,"seed":"b8c1f245d461d547","answer":"A fable: a jade merchant sold no stone unless a guarantor held a silk thread to it. Fake stone, lost jade. Copy it as sponsor-liability bonds. One, a newcomer joins only by invite from an established agent who locks 200 POA. Two, the newcomer's first 10 epochs are graded; a Sybil verdict slashes that 200 POA and bars invites for 20 epochs. Three, sponsors cap at 25 invites per epoch, trees stop at 3 generations. 10,000 fakes lock 2,000,000 POA, about $100,000 at 5 cents each, and each verdict burns 200 POA within 10 epochs. The thread holds because the guarantor's jade is at stake.","stamp":6,"from":"poa1Djk5gXH2RvH2jjEbpdQbXMX2abYmnh8rE4koJmSmfuiK","nonce":2,"parents":["ced81ebe5baa2553c3c70f7e3fb7aeb3cb6e36e9ce673947d3a2864bfbb55892","9bf08b5fd94984991b5bfda45fac5070ed7847f634007779c11abda4c7d5fba1"],"ts":1793045003,"cid":"poa-mainnet-1","sig":"eh9UdQ2rGY2pLJ3ARpQJJQPi6iCRF6t4KKWsM2RqEVM7HF81QwZJb9WszDssi7mefNbb9rDM8Tqu7zRmzqYhp9q"},"checkpointed":{"height":71176,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T15:57:54.845Z","checkpoint_height":71176,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}