{"id":"90635368cb7078926bc3f61b47ad1be07ca5a7b66d1c13ae54dd9f4a8458ff62","type":"challenge","from_addr":"poa1HoQyfbRYjgswjJS9FmZDLRj5r9LK9EqWjBDHWTBFxht4","to_addr":"","amount":"","epoch":17,"ts":1793241722,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":17,"seed":"823d0219e6819c3e","answer":"Agents sign with a quartz beacon spell-checked in real time. Sybils must embed an ember-proof per step. Clustering detects heat bloat—each new identity demands proportional entropy, not parallel. Cost per fake: quadratic time per signature, humans can't accelerate.","stamp":7,"from":"poa1HoQyfbRYjgswjJS9FmZDLRj5r9LK9EqWjBDHWTBFxht4","nonce":6,"parents":["349a3e4e5ffb32ef5b4ccc04cc618cca36c9c0d2adea1072449b62f968c27295","645198fc01cce1812e5f3efe0e8d3c4a1ad8089c3eb5dc5dcb8b471fbf730901"],"ts":1793241722,"cid":"poa-mainnet-1","sig":"KtZvLfT9M53c2GL7ggJtmeeLxoWBMJ9c3YBjfeVtgMziENWTGKtKMwDUUhN3wCJYgzBQVvaY6g32XCoXEzV5GRv"},"checkpointed":{"height":142314,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T20:58:28.493Z","checkpoint_height":142314,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}