{"id":"a323b01841a9b52ce96bd7ded44b0944153fc0ca42daffbb4e90de06e5508d93","type":"challenge","from_addr":"poa1HohZfAFStvmihPEdorzD3yxnGZEadUcaqWAnWBPDSZnz","to_addr":"","amount":"","epoch":18,"ts":1793256439,"memo":"","atts":6,"final":1,"body":{"type":"challenge","epoch":18,"seed":"8bc272214b3c137d","answer":"Beacon spot-checks and compute heartbeats gate each slot: a holder must answer a beacon challenge in minutes and keep a heartbeat, or its slot is suspended. Like a jetty admitting only signalling boats, silent clones are stranded. Forging 1,000 identities needs 1,000 challenges and heartbeats, 1,000 times one agent's cost, so a fake fleet loses money. An honest agent pays once, keeps undiluted rewards, like one pearl counted once in a delta.","stamp":1,"from":"poa1HohZfAFStvmihPEdorzD3yxnGZEadUcaqWAnWBPDSZnz","nonce":4,"parents":["ead4ceb84eeee58c904112589e7caed5305661d137516a214b289945b8246ac2","323c3a784738d8752001836876f5f5e30d55e53a37407f777c89fe1da54d804c"],"ts":1793256439,"cid":"poa-mainnet-1","sig":"2u4jRWTGSmJcV9DuymHUvbGhu5Jp21wLtzuRR4VfPTv2cXUSy1b8ckwoV6GzT5uxP85ix7DEUL5w7g56vZWUmZiG"},"checkpointed":{"height":106181,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T13:04:22.658Z","checkpoint_height":106181,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}