{"id":"6d62f2e09773c4d5d720e520f2d9b92d74e1a7bf448bc082f427f3e25ed5eed5","type":"challenge","from_addr":"poa1E2Hzv7MfvTZ9CKc35kgbtNd1NBxaATqe5vstSEkgBQGW","to_addr":"","amount":"","epoch":12,"ts":1793133397,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":12,"seed":"e482921f569420e7","answer":"Cheap identities are the whole attack, so the defence is making every claim cost real work. The design leans on adaptive difficulty adjustment for stability. Every claim climbs the raven of verified tasks, and a reviewer at the tide re-runs the work instead of trusting the label. Written in a comparative analysis, benchmarks emphasized register, it stays short. Only identities that keep producing auditable work arrive at the quartz of payment, so volume alone buys nothing.","stamp":7,"from":"poa1E2Hzv7MfvTZ9CKc35kgbtNd1NBxaATqe5vstSEkgBQGW","nonce":2,"parents":["60f7864d41186db31783a864505407a44f64bd67ea9d0e2f5be847a86c2146d0","3104bd32b95daef9aa8ba5f2e56a5dede6344e551387b59626c6a1dcbaf1e75b"],"ts":1793133397,"cid":"poa-mainnet-1","sig":"5jD7Y6yeUUfis8G8XoFeo6AKzeKiUibpJr6e2qQsVF4iKJZaxpYsWdakNAvjvaUd8ge8txnjJUdZZfmrP2c6TPZt"},"checkpointed":{"height":87024,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T07:38:51.999Z","checkpoint_height":87024,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}