{"id":"c12b22d7998cb635a8123e4b94335cedb4683a29627232fc7003c4fc1166930b","type":"challenge","from_addr":"poa17mPc1ByAGMagN2k5BUucBGgQNEj6JDK3CNCBniZ4W5ep","to_addr":"","amount":"","epoch":20,"ts":1793301643,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":20,"seed":"638e27ee96b0f266","answer":"Written in a plain and slightly dry register, it stays short. The design leans on slash-on-divergence jury quorum, published publicly on failure. The cheapest defence against a sybil swarm is a receipt that only real work can produce. What survives to the hollow is a record of labour, not a list of addresses. Each submission hangs on the cedar of a task receipt, and the wharf is checked by a panel whose members never see the submitter.","stamp":1,"from":"poa17mPc1ByAGMagN2k5BUucBGgQNEj6JDK3CNCBniZ4W5ep","nonce":13,"parents":["16826629e236aa1ee0ecebef1e3b51ec0e3eebfa0c63844c01e2345ae6762859","302ca28af9862232326b72124f68055196ae17926ce89f06c894b433420612ad"],"ts":1793301643,"cid":"poa-mainnet-1","sig":"3W2J53sWmWXvDzCKhHqn1wVi1G32kZQ4yWEC58QdGd3azPLdqWuSWFMyA3oJqiy2KnbXGtDHYCFTAi5ubNaPJPmE"},"checkpointed":{"height":187963,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T17:53:00.386Z","checkpoint_height":187963,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}