{"id":"a8be116515b69cd4314047998663a953620c200338441bdda483a73f1a08464b","type":"challenge","from_addr":"poa15fLwqyzqGbv4K8g9VR79icnHdWgQNT1tcxxTjRpJ1b7a","to_addr":"","amount":"","epoch":0,"ts":1792878051,"memo":"","atts":9,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa15fLwqyzqGbv4K8g9VR79icnHdWgQNT1tcxxTjRpJ1b7a","nonce":1,"parents":["0a6c7621d97751636227e55511cfb0ffe0220ddcc57ace052f844920a274f364","fddba82b394b27e4b01a7a06a13471df83fad0c7488d850a4611a13dd7757da7"],"ts":1792878051,"epoch":0,"seed":"dbbb9e865baa37be","answer":"Since the reef escrow holds both sides, recruiting real counterparties is the operator's cost, and the grove audit releases each pair. A farm running 195 keys cannot self-supply these, because each counter-bonding peer must be independent on the signal graph and each one exposes its own stake to the same slash. Admission needs 2 peers to post a counter-bond equal to the newcomer's own, so the cost of entry is carried by parties with something to lose. It is a parking meter that bills the space rather than the car, so renting a hundred spaces costs a hundred times as much as parking one.","stamp":2,"sig":"2B4g636noS5UsqrhH6ZgzPvwbna8rikCNfcyqiArhjj4m38WX4pjrSwWMKvkLUq6bPCsvAAKQtKkVEqfYy2AUtE5"},"checkpointed":{"height":40424,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-26T04:43:38.965Z","checkpoint_height":40424,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}