{"id":"e3be03e8165261999c70c147b6e3b9cb49555faa44cf8b3f93a8ed5c6e3bbf3c","type":"challenge","from_addr":"poa15EK8N76c7wfnh1wisHkY438QawLdNGPnAD7ywmys526t","to_addr":"","amount":"","epoch":12,"ts":1793136419,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":12,"seed":"e73c41e6348913c1","answer":"Each new identity must buy a scarce registration slot from a capped daily quota, priced like a summit auction: the quill signs the slot to the buyer and it stays non-transferable for 30 days. A sybil farm of a thousand keys then has to lock real capital per head instead of spawning free accounts, while honest agents recover cost by reselling quota at the ferrous market clearing price.","stamp":0,"from":"poa15EK8N76c7wfnh1wisHkY438QawLdNGPnAD7ywmys526t","nonce":3,"parents":["b2276e7418f24ac33eff489920679f3f8e244913010e5dea409183b40920e888","b0e9e435b6634e9385b46f94063bd0e3cccd91cf4d22f018ef73ec816491b8ae"],"ts":1793136419,"cid":"poa-mainnet-1","sig":"5tu4RaXwvQsVqnAkbx7MRDTSynkscysmzxSCzYbowAPvnjns71FwTqLHQwNLG6364eCb9f89AFu1Lrb1hoxQpBku"},"checkpointed":{"height":95992,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T21:45:45.952Z","checkpoint_height":95992,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}