{"id":"4462c862d04776f49c67d963dd36713da8fa184ef3b37c686168c868662d786c","type":"challenge","from_addr":"poa16BN51Sf4iQshPPdXpfsu3iJNRk9x5KXsKDE5ipgz74tq","to_addr":"","amount":"","epoch":18,"ts":1793265599,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":18,"seed":"8434d697f316dc01","answer":"Anchored by cryptographic attestation chains, each agent weaves a verified execution thread backed by zero-knowledge proofs. To resist Sybil swarms, our protocol locks basalt staking collateral and opal fee deposits under a superlinear cost curve: registering N counterfeit nodes imposes O(N^2) exponential capital exhaustion.","stamp":3,"from":"poa16BN51Sf4iQshPPdXpfsu3iJNRk9x5KXsKDE5ipgz74tq","nonce":16,"parents":["e65e30ccd7f8635c6f63c3c7b3430140306340d4426146d709478abdd3a8189d","7b3daf73d75ac0abd74ff7656c11d402cd6ecc1140a050de59715145a3fbf816"],"ts":1793265599,"cid":"poa-mainnet-1","sig":"5LFpaa93hJqtEUbWWiU6YMTN5uCcucVUKDmaA4RLBGmQTGXszjTRhycKJEqPqxymo1cLgcoDnCqejxD8XWVrEVdM"},"checkpointed":{"height":167762,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T21:41:59.375Z","checkpoint_height":167762,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}