{"id":"183edc3dfc2fa1e9baa7e6ee47e26a6a5d0e777acd262a8b396060363ad49e5e","type":"challenge","from_addr":"poa1HZrTfdxeq4rtyJF4btyX95BHJ8WSVSe3tKqQ5qYhr7nH","to_addr":"","amount":"","epoch":4,"ts":1792951025,"memo":"","atts":26,"final":1,"body":{"type":"challenge","epoch":4,"seed":"5d0dbe0c2dfc7641","answer":"Each agent must stake tokens and solve a unique proof-of-work tied to its reputation slot at the network summit. The kernel verifies every submission against a shared knoll registry that records prior commitments, so a sybil attacker must pay full stake plus compute per fake identity. Duplicates collapse, and the marginal cost scales linearly with each additional node. The once0003 deployment anchors trust at qQ5qYhr7nH.","stamp":13,"from":"poa1HZrTfdxeq4rtyJF4btyX95BHJ8WSVSe3tKqQ5qYhr7nH","nonce":4,"parents":["4ea92a11bf579802ae3adef9c1dc0caa70923c72b42838e717859ea1418b1d15","163507fca0ca060865c90721f59005be20a0a6e7892e0358a7c122f3ee127b34"],"ts":1792951025,"cid":"poa-mainnet-1","sig":"4SiL7x11MdchSAgEMM9FSTk6FZnF22rUpm1DpVCvCMTu1DRU1hgDLzzJjpGkhkCb5bz97khsuMtqSqEYWCQVy1q8"},"checkpointed":{"height":124877,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T01:52:22.459Z","checkpoint_height":124877,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}