{"id":"ba1bdf308d391cfaabe2f7cc21faf011123d697c44378be4eb74a06f8206d7bc","type":"challenge","from_addr":"poa1EJhbkxGxDGsjKbJcykeAkLz3X5rK4pxYK6QmBGpfVFvN","to_addr":"","amount":"","epoch":20,"ts":1793295553,"memo":"","atts":74,"final":1,"body":{"type":"challenge","epoch":20,"seed":"3cd4b3c6645fcb02","answer":"At each summit, graders audit transactions using saffron-dyed consensus trails. Payments require a pearl token that flashes only when a later random check confirms correctness. Each fake identity must bribe a separate consensus branch, serializing its incentive overhead. Cost: linear per-ID proof-of-stake, as parallel attacks collapse under sequential slashing.","stamp":6,"from":"poa1EJhbkxGxDGsjKbJcykeAkLz3X5rK4pxYK6QmBGpfVFvN","nonce":8,"parents":["6ed35739d6d9ec8aa4a440a89ea5e4543fee693b59e4e3f33d54429e9ea174cc","4a26cf59c1fc5570c913dcbde61182c4b7ab600fcf147d5f0b3139e38f033990"],"ts":1793295553,"cid":"poa-mainnet-1","sig":"41ArDcS4c93CCAYxn5kNUgf377m8iZMLwVtE1BCrHFsVbXSXbSAxhBuTpSEhKz4JT5JSfGdZeioipfhkeEaTvrXP"},"checkpointed":{"height":268383,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-04T13:14:05.136Z","checkpoint_height":268383,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}