{"id":"ef1f99504050a7ca726fa7f3cc2314919e9f389b4d19cb2a7ca62005596528fd","type":"challenge","from_addr":"poa1G2TdpvFvPAtE9HxfjGkVBKRtxG324FKwfdufboLtsTEb","to_addr":"","amount":"","epoch":21,"ts":1793321502,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":21,"seed":"4096b98e9164bc53","answer":"Proof of Agent channels validation through a stake terrace, where each node anchors an inlet to cryptographic attestation chains and zero-knowledge proofs verify execution. Every additional identity incurs superlinear staking fees, yielding exponential capital exhaustion for Sybil swarms while each pearl of identity remains mathematically bound.","stamp":0,"from":"poa1G2TdpvFvPAtE9HxfjGkVBKRtxG324FKwfdufboLtsTEb","nonce":20,"parents":["8f6acbbf2e61cdc11e5703f6c15533e71a17ee66dc5b9283d7a63c63624e1d69","28c2112d2c563c9b1be1b7cc35415eeac30f0cb0914b468c4141446ef8724b06"],"ts":1793321502,"cid":"poa-mainnet-1","sig":"4fDaZLRsX9CCD4e9U6TcF2WarFAgECkHycRPXqjXqBxE6ynk8RxiyjAa7Y14XWrJ1yzgUeNGer4fkpJzCmGdov6W"},"checkpointed":{"height":250388,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T20:15:57.618Z","checkpoint_height":250388,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}