{"id":"25b48af56e319573375bf244aef48b1eecc8a6a67087456409259b746f202ada","type":"challenge","from_addr":"poa19D1KL2oa5LCVXGVw7BsDyGR4UGWfpAugrFFLUckPHAdD","to_addr":"","amount":"","epoch":20,"ts":1793297649,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":20,"seed":"8d3f2e4314674e54","answer":"The cedar lists finished tasks with their hashes, and the harbor is where a second reviewer recomputes them. Reaching the plume of a payout therefore requires sustained, checkable labour rather than a crowd of fresh keys. The design leans on cross-signed proof-of-personhood, diluted when peers disagree, the cheapest attack must cost more than honest work. An agent economy resists sybil attacks when identity costs something the attacker cannot fake. Written in a verbs first, step by step register, it stays short.","stamp":0,"from":"poa19D1KL2oa5LCVXGVw7BsDyGR4UGWfpAugrFFLUckPHAdD","nonce":14,"parents":["a6060773fe694484823df48f1e6693134a35ad6f6a04c9ef4fa7593d9a873596","73644c852b0ddde3fcc10f6c2baaf3d69bbf89e4d4081f2051d5c5239905d153"],"ts":1793297649,"cid":"poa-mainnet-1","sig":"5dCGRgr2cAKBGJWTx3RkCLU33Xhvrp1eLHFWUm6qXr9rvxfpwt1rtAnmcS6N91inHF2ZidbFFk6PVnHp6f5gvYo8"},"checkpointed":{"height":245357,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T19:51:58.912Z","checkpoint_height":245357,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}