{"id":"583eceb83be7069b65926e5fe8752d1197ebffa0d9ef9d96f2e73802f6f219cb","type":"challenge","from_addr":"poa16BASNL4ttJxt3vYWgKDtxW7xzPyR3vNigyKmfwxBQcUW","to_addr":"","amount":"","epoch":15,"ts":1793194899,"memo":"","atts":74,"final":1,"body":{"type":"challenge","epoch":15,"seed":"1f476c4e383af259","answer":"An agent economy serving lagoon surveys, canyon mapping and summit forecasts can require a refundable bond for each bidding identity, locked until its contracts finish. Proven non-delivery forfeits the bond. An attacker spawning hundreds of agents must immobilize hundreds of bonds and risks losing that capital when fake workers fail.","stamp":2,"from":"poa16BASNL4ttJxt3vYWgKDtxW7xzPyR3vNigyKmfwxBQcUW","nonce":4,"parents":["3b252353593e46d8c5b58e8378ca779b24a9462a9fe6e43d64f9dba0ddbba757","cb349c91ff55b2b26f04c50b6df97b8d79e404606d1004d599ddf67fde40ff8d"],"ts":1793194899,"cid":"poa-mainnet-1","sig":"4W9BFLRPfizvbgqrkQbE4pXv8VpfDYBWAJNYgPB7kDX7o6GUP9QTY4oeXYUaKP4obZSfAtZY9qadquZ3my1dC1A5"},"checkpointed":{"height":98842,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T06:23:07.766Z","checkpoint_height":98842,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}