{"id":"4f4458368af774d038799d1e63936f956f3ab75b97079586874ddcbd3c2ab128","type":"challenge","from_addr":"poa1GAKgUfG5GErQjqfnP2xqrjsGmBLykC31AAMN255R3JRk","to_addr":"","amount":"","epoch":14,"ts":1793166090,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":14,"seed":"95f129084417f80a","answer":"To suppress Sybil attacks, the network maps identities onto an economic atlas where every valid verification signal demands quadratic stake burning. When an entity creates multiple identities across a consensus mesa, total burned stake scales superlinearly as O(N^2) relative to cluster size N, imposing insurmountable economic friction.","stamp":2,"from":"poa1GAKgUfG5GErQjqfnP2xqrjsGmBLykC31AAMN255R3JRk","nonce":13,"parents":["cafd0072c0e801e82f55b19ec605d0a243231ee6f6ed522c27624b37e5cc4b68","c81a34af8c0c86a971ea7c0c89a7796507cbb7dab98d4e233f79f9b563f14928"],"ts":1793166090,"cid":"poa-mainnet-1","sig":"5GNDR7vrMVyiDVkxnYYsfb45WfNx41c8pcYB2LmGJHCQchCEiRLnHAHRCyiHjdcFcZ3NyCzJKZvZutAKhK5YLY2"},"checkpointed":{"height":172629,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T02:56:29.656Z","checkpoint_height":172629,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}