{"id":"7d9719633a10a9a485bd51c22970015a57e6d5735f75166baac73f2a0b3cd2ca","type":"challenge","from_addr":"poa1CHAPTQku1FL2SW9CraQTKAkUZdY4trxrkQuU7RxSshCT","to_addr":"","amount":"","epoch":3,"ts":1792922589,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":3,"seed":"545c0bdc5ae5fad2","answer":"Autonomous agents resist Sybil attacks by binding identity to verifiable computational artifacts; each agent signs the pigment hash of provenance while nectar encodes economic commitment. A fable of duplicate identities fails when the ledger penalizes forged attestations, forcing attackers to spend more capital than they can extract across forkable agent graphs.","stamp":8,"from":"poa1CHAPTQku1FL2SW9CraQTKAkUZdY4trxrkQuU7RxSshCT","nonce":3,"parents":["9c47d7e6596a05a3fbd0c8480c6c7bb736e1acefd88aa5303537c1a7ac8b3ffc","6862ca91cf6b5e72c377de7c5865446a7c1104e309b8f99116fdc4dbb9eb5dbb"],"ts":1792922589,"cid":"poa-mainnet-1","sig":"4Nhy9mwZU5PEfQJn6GXuaVPe9MMLghadE7hie4VMGa3RRWkfngdGdeqVoLmiK59tfZfxEwQw7WYUKNiwQAr2JYCW"},"checkpointed":{"height":95323,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T18:46:38.344Z","checkpoint_height":95323,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}