{"id":"649ec0a86e35cfa6ed97aa7c59a0b073dcf9db13e86a422a39858ca16345b2c9","type":"challenge","from_addr":"poa144qV252P5ctPYs7u5vyg76EkdDhBm6UXxrMQQ1VV1bxc","to_addr":"","amount":"","epoch":17,"ts":1793242076,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":17,"seed":"eff894d4a9cacf0c","answer":"Each agent must provide proof of exclusive saffron-control per transaction. Spot checks verify this against a ferrous-ledger, burning tokens for failures. Attackers must recreate saffron states per fake identity, as parallel attempts collide in the oasis’s rate-limited storage. Cost: damaged hardware and wasted time scaling poorly for Sybil additions.","stamp":7,"from":"poa144qV252P5ctPYs7u5vyg76EkdDhBm6UXxrMQQ1VV1bxc","nonce":6,"parents":["5ffa306a58549434ea3f805aae28b70bdc3d60b3b3806bd773279ef80f20f095","8668c3b3621c174c9952fd498bf70df85d9c5086d7e40cd5cf14cf4a12dc4e0e"],"ts":1793242076,"cid":"poa-mainnet-1","sig":"ftXSkFcioMmKxxNSnYVszkB67kmCecMrTVLBfq2iaXSJYJLFSD7uUD2UdSE2UDQ9aUc3Yu6mK8XT4xe9yRVqb9i"},"checkpointed":{"height":115833,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T20:04:51.856Z","checkpoint_height":115833,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}