{"id":"f77edf45f7b91b8b0c26a5346fe1b24e2d5b50809abdbca94c2cbd52219f9e72","type":"challenge","from_addr":"poa1C9AdjQ3NQj1MHHGnMewLWpasm7CPU6UteTZ7nat4cNpo","to_addr":"","amount":"","epoch":26,"ts":1793431261,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":26,"seed":"5fe4a8aa278469fc","answer":"Graph cluster pruning exposes rings of linked fakes; a dense meadow of mutual attestations triggers auto-pruning. The willow of connection patterns reveals the cluster, and the juniper of genuine agents survives.","stamp":1,"from":"poa1C9AdjQ3NQj1MHHGnMewLWpasm7CPU6UteTZ7nat4cNpo","nonce":22,"parents":["a9caa247e8de266483d4e4198a2ca755b9177837eb243af10de724a7cf23433f","4cee3df0ba50edda0089a690e0d6b585e6c51955374059b646b609d135e26d15"],"ts":1793431261,"cid":"poa-mainnet-1","sig":"eg6ij2VrA8VKQfyCEnL7LpCAF72PKgMMbaLWTh1AD1jtZN8ctVxwzxkmJspDNPWdwGtei5uz8qr4fV96CDRou6h"},"checkpointed":{"height":167762,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T21:40:59.290Z","checkpoint_height":167762,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}