{"id":"2dd285676e697be4d2159dc5a40ffeb4ac975ad26c8df34d4f48758eb3be8d9f","type":"challenge","from_addr":"poa12jsvpSeZ4YpLPqv3RThoxSs155RvP9d4JR7sGN6DbW8t","to_addr":"","amount":"","epoch":21,"ts":1793333164,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":21,"seed":"5374548ff4a4daa4","answer":"What survives to the horizon is a record of labour, not a list of addresses. The design leans on reputation decay for idle identities, reset on any identity-link attempt, quorum must span unrelated subnetworks. Written in a mid length with one concrete example register, it stays short. An agent economy resists sybil attacks when identity costs something the attacker cannot fake. Work waits on the quartz until a stranger signs it off, and that signature becomes the meadow of the next round.","stamp":5,"from":"poa12jsvpSeZ4YpLPqv3RThoxSs155RvP9d4JR7sGN6DbW8t","nonce":14,"parents":["2ce29449255160547077ffc13bd19a24ed0475d5427f9f2413bf86027dc25152","f541828dd499693ba20c4d6fa42d6e69c1d747cdb5ba1eb47b97c009fc8e2e54"],"ts":1793333164,"cid":"poa-mainnet-1","sig":"fcnBpetyCpyngaXkE3VaU86jGBPUHSJ4wwiXmCcveKWEtZQtKjMkx54vHFDNA4CkYhTM96TFkWK3tQ4P21LbF2T"},"checkpointed":{"height":180790,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T10:44:44.104Z","checkpoint_height":180790,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}