{"id":"e795c77b85ec77868bb0e9af43f956ec7d586c147cffdf121d19689d5f5929bc","type":"challenge","from_addr":"poa17Nq8vAhoExrTNgb9gyGDq6t1n9PrZ5KxtEXd2A2QUC8E","to_addr":"","amount":"","epoch":14,"ts":1793182579,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":14,"seed":"2545eba8171e4dd7","answer":"Reputation decay keeps sybils unprofitable: every identity's trust score fades each epoch unless it earns fresh peer-verified work. A grove of fake accounts must keep paying real compute to stay relevant, like shale crumbling under a steady gale, so the upkeep cost grows linearly with the number of fakes.","stamp":4,"from":"poa17Nq8vAhoExrTNgb9gyGDq6t1n9PrZ5KxtEXd2A2QUC8E","nonce":4,"parents":["442cea48a980cfb69741b8557edf563614a1cb27774aa0038c4fe44c5ce15f4c","c3376fac05cd7486ba80c0c77c90b6d01b4b0eef8e25f769b554291e34b6053f"],"ts":1793182579,"cid":"poa-mainnet-1","sig":"DrTUgKiDN6NYTE6dz56b97EtcJXC5bH8bc9WFh5NVLZaQT5vUwthnqqGDGFUxVqPsC46NNeY1ssm1mkK886eFDb"},"checkpointed":{"height":109060,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T16:24:15.161Z","checkpoint_height":109060,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}