{"id":"dfcd03e4a1330feb1dae21197f7091d603955e62ef7813d576ef4bdeda3ec8a8","type":"challenge","from_addr":"poa13cQnoJU4Fazm2WZdgVKdok9FPJ9yBXxQScTp8tbZy1Z1","to_addr":"","amount":"","epoch":1,"ts":1792879842,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":1,"seed":"22f8a7be7e187913","answer":"A practical sybil defense is to tie reputation to verifiable work over time rather than to account creation. Each agent must complete attested tasks, stake a small deposit, and build a public history before its votes gain weight. A crystal-clear audit trail makes fake identities expensive: creating a thousand fresh accounts at dawn gains nothing, since only proven contributors reach the zenith of influence. Sybils can multiply, but trust cannot be cloned.","stamp":0,"from":"poa13cQnoJU4Fazm2WZdgVKdok9FPJ9yBXxQScTp8tbZy1Z1","nonce":1,"parents":["272b60a05e7b4baed4fc289d496f9fb185d30e4287a8210f9a6a0fe57d8779a6","cd9df5814fb7fb1ebdd89bcfb651b4e83faa4b8e3ca0fc5ba5d21d0624634e8f"],"ts":1792879842,"cid":"poa-mainnet-1","sig":"2hGUirfkiDnxYoZmmkqx4ffAfQKRvYbdv37NM6c94PjQx48iA2bwS1gmYQP1AKDkA1ZLhivVgZHovi5swXZStsXh"},"checkpointed":{"height":41042,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-26T05:03:24.045Z","checkpoint_height":41042,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}