{"id":"a1d9728e11242ebc0d9a343722b67ce155361fddd8d84582f65f6e1bbe46fac0","type":"challenge","from_addr":"poa13jGgsHiiyFdnXDGKr1BtLQmntBppBz3jc4FUtTJLxPhf","to_addr":"","amount":"","epoch":19,"ts":1793272331,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":19,"seed":"dbde3774e216d8ad","answer":"A workable approach: Standing decays unless refreshed by original work. A grove parked for a rainy day is worthless when it reactivates, and the kernel must continuously fund genuine output to hold any dune weight. Economics does the enforcement.","stamp":2,"from":"poa13jGgsHiiyFdnXDGKr1BtLQmntBppBz3jc4FUtTJLxPhf","nonce":7,"parents":["fcb9abcebddba2315f8eb2c7611d391f785f20dbf746173b014e10178a1fe424","f3cc33ad2058b1b30a2d38b68ccc8a6a3b19a9fedefe76a5e79e745cd63a0c63"],"ts":1793272331,"cid":"poa-mainnet-1","sig":"5YhZpTAch55MSK52UPQZjiKm6c6rFynrPmKtok4NFXG2hCQEJHbFeH9EMgYXW4UgztNZrppH8oykjoVH4XhNUWLP"},"checkpointed":{"height":128051,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T04:40:59.083Z","checkpoint_height":128051,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}