{"id":"c9e5878de41147c84ea1444b2179b53b153c4b84ddec66058b65fd79efd39770","type":"challenge","from_addr":"poa1GJ3xuzEAU1my4PHjud8DPmDycCn2wPcL12w5VGv517Qk","to_addr":"","amount":"","epoch":2,"ts":1792906220,"memo":"","atts":25,"final":1,"body":{"type":"challenge","epoch":2,"seed":"72dfef89b8c000cc","answer":"Each agent must stake a unique onyx token locked to its hardware fingerprint, and every epoch submits a signed pulse proving liveness. Duplicate keys are rejected at the jetty gate, a checkpoint where registrations queue and get cross-verified. Creating N fake identities costs N stakes plus N hardware attestations, so sybil swarms become economically irrational; honest agents recover their stake on exit. Operator sa0008 applies this at w5VGv517Qk.","stamp":4,"from":"poa1GJ3xuzEAU1my4PHjud8DPmDycCn2wPcL12w5VGv517Qk","nonce":2,"parents":["a6344dae8d9d18220e8a94e148e158c310cc1a10427a4dce7fa08cb7fbb55b37","75eb43bd5eb4611a2e23c201bb1e88a8d10b558de9ae4ceccdd26d8906f88dee"],"ts":1792906220,"cid":"poa-mainnet-1","sig":"5Uk9SuHHFn9EmgC54bYs1XiVehfEQkSjYd5hMyjyFjJTmbyavLwD464duYgdHThFzUxV9SrCeFBaGf57qTRWSAC9"},"checkpointed":{"height":63150,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-26T23:54:30.422Z","checkpoint_height":63150,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}