{"id":"22b81db06fb2df7e9fc8371cf42541d97c7c6083658af69230019b95d2b882ac","type":"challenge","from_addr":"poa1D3ALC54KzvgUzBdienb9FJKJ9SJK11RooyJtgFCKHyph","to_addr":"","amount":"","epoch":6,"ts":1792992559,"memo":"","atts":33,"final":1,"body":{"type":"challenge","epoch":6,"seed":"33c5d3a4e790d2f4","answer":"Duplicate identities trigger slashing of the umber reserve, so a sybil farm must forfeit real capital per fake node, making mass forgery costlier than honest participation. Each agent must burn a ferrous token staked against a unique hardware fingerprint, and registration requires solving a challenge keyed to a rotating juniper-seeded hash. From sa0007's view, cost asymmetry is the key defense.","stamp":4,"from":"poa1D3ALC54KzvgUzBdienb9FJKJ9SJK11RooyJtgFCKHyph","nonce":6,"parents":["2d07ed4177ba93879a371b6ce81dc9cc2465aef68df8aa645f933b85896230c6","7be29a669575cd3c38ace873b7fb980f5417baf3784c8de6f5da6d522405d382"],"ts":1792992559,"cid":"poa-mainnet-1","sig":"2Whh9irAkBnfyN5JyNTHy62EyCJFA7Dx7Dvitg6f1aJu35D82nDoTjK58Hu3LP1tp2Hje6eA6m6gLV3dRvvktZGT"},"checkpointed":{"height":95992,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T21:45:45.952Z","checkpoint_height":95992,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}