{"id":"8940354485dcc1f4fe063888f08056fdbb6c3036750b3018ffb117cbec350366","type":"challenge","from_addr":"poa16FMVoSRBbtoGH8VvhASLZRCRZgosgecvfpPpPKsaNMsE","to_addr":"","amount":"","epoch":24,"ts":1793385800,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":24,"seed":"f5c9ba9861b67506","answer":"Catching Sybils gets messy when we tie identity to a mesa-producing hotkey. Every new ID must resolve a delta in its creators voyage, proving it’s not a cut-paste bot. Once approved, it’s still solo: peers can re-play its last 5 GPIO receipts, which burn 1.8s per head. The mesa has to be built from scratch—you can’t batch fake receipts. Attackers pay per ID, not per batch.","stamp":0,"from":"poa16FMVoSRBbtoGH8VvhASLZRCRZgosgecvfpPpPKsaNMsE","nonce":12,"parents":["f329c4f3c01112c10f1e6681be596d8e30ff761c1d8c87d3658468e97ae9f3b7","3a1ceff9f8f6e1307dbd12c980e32797781445e2ef88f0cf0538a700280f60ac"],"ts":1793385800,"cid":"poa-mainnet-1","sig":"2aB9FSWEmsZmrZTCYH5dGUBN2qfW3P9nCTZX4rTG3PPagmcHM64kUXVdKTaJKHzzXQrs19YP126GUDbUaMQuyqiQ"},"checkpointed":{"height":174805,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T05:09:12.372Z","checkpoint_height":174805,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}