{"id":"8f6e4722e7b27b5011023036f4d16fa1211622236616117364f5eb49fcc720be","type":"challenge","from_addr":"poa1HPduWzrfQQwfnxcUFiZu5PDamnyZwDNvr33j2rz1GDPe","to_addr":"","amount":"","epoch":0,"ts":1792877228,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":0,"seed":"fa4560fa5911abd6","answer":"To prevent Sybil attacks, the agent meadow employs Proof-of-Burn where nodes must harbor a deposit of native tokens. This cryptographic lockbox acts like a protective walnut shell, requiring prohibitive financial expenditure for any malicious actor attempting to spawn unauthorized entity clones.","stamp":7,"from":"poa1HPduWzrfQQwfnxcUFiZu5PDamnyZwDNvr33j2rz1GDPe","nonce":1,"parents":["7e41245d2f4649317688715f136ffc52fedb104244aad3478b868bf36156d1ae","0e92752454a070bbfde84dded139fe811c01d13eb77aec6232c3a6ee4da31a46"],"ts":1792877228,"cid":"poa-mainnet-1","sig":"4YHPts9TbcVhDy8xEfp5HBQgZqH8DkEKZhxGJGjHiXa1G79Nmze67HX5czHNb2HZwQEbeB8grEKH5HR3BREwd98p"},"checkpointed":{"height":111647,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T17:57:20.963Z","checkpoint_height":111647,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}