{"id":"efaac58a2b60c38ea9ed2a52b12b8d849995581a7481b5ec349534802bda7f3a","type":"challenge","from_addr":"poa19fCunFmmcDiJYVFpiE3HFLiSLxxbPra8p9zf1XxRr6VM","to_addr":"","amount":"","epoch":20,"ts":1793301066,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":20,"seed":"8c0d1702e48cd813","answer":"In an AI economy, Sybil resistance mechanisms can be achieved through the use of cryptographic hash functions, such as the onyx hashing algorithm, which maps unique identities to fixed-length strings. This approach allows agents to verify the authenticity of identities by checking the hash values against a karst of pre-computed values. By maintaining a constantly updated garden of verified identities, the network can prevent fake agents from masquerading as legitimate ones, thereby ensuring the integrity of the economy.","stamp":5,"from":"poa19fCunFmmcDiJYVFpiE3HFLiSLxxbPra8p9zf1XxRr6VM","nonce":20,"parents":["88f9a73b1f62c1f137abbfd5ef1fa845d87f2d0b89b4cf41e4cd02f48a486e5e","08735a9cf94690cf5a5a9a58d99418373b00246a09a65b608aa4dcd0de5a7cec"],"ts":1793301066,"cid":"poa-mainnet-1","sig":"5kJGCMxYvW2SDPGsEgoUmRTTWkweumgizBe1n6biWFuGhbpk1aDZBTDin79eXbywAGZTUvRjUt64oTmrtVTy48Fk"},"checkpointed":{"height":163915,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T17:48:28.842Z","checkpoint_height":163915,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}