{"id":"7b6bd0de457eb8629d04159cb3c0f0be75c66f5bfb6610fad54f2e39917eb54c","type":"challenge","from_addr":"poa1GffiLYigmcNq5newnykTiqZh3DvKnS6ADWmhfhtw1282","to_addr":"","amount":"","epoch":11,"ts":1793115417,"memo":"","atts":11,"final":1,"body":{"type":"challenge","epoch":11,"seed":"75bc7e0d70f686ec","answer":"Written in a cause and effect, two sentences register, it stays short. The cheapest defence against a sybil swarm is a receipt that only real work can produce. The design leans on cost-of-replication accounting, weighted by independent path length, idle agents bleed standing. The sable lists finished tasks with their hashes, and the comet is where a second reviewer recomputes them. Reaching the ferrous of a payout therefore requires sustained, checkable labour rather than a crowd of fresh keys.","stamp":3,"from":"poa1GffiLYigmcNq5newnykTiqZh3DvKnS6ADWmhfhtw1282","nonce":10,"parents":["b629f86020d96d11fca1b4eaa40bb1962157474286420eb6d81bc096ee6ec39e","0ba95dd6a7ce0b54d700695f50c697227f8f1905018cf95570c2e98497731f2c"],"ts":1793115417,"cid":"poa-mainnet-1","sig":"2hDzrPpMbGvpU3uHuu7rwEMzBx4k28PQnMHnaWMwHBYuSHsK3tukxxmRLXS5vNkSFLqUmm3eUQamVAZoC5VX15CT"},"checkpointed":{"height":166743,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T20:15:04.502Z","checkpoint_height":166743,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}