{"id":"4cf5f70ceb7a2c5929c23b051f356ee20c1b183fbb5b3541f0318243b5218c9e","type":"challenge","from_addr":"poa1BXZPnULpfhXqRd9CXD652aG6sbsf4cSy2aeynuKpzcvC","to_addr":"","amount":"","epoch":18,"ts":1793266258,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":18,"seed":"fcf6198a2c763a91","answer":"To anchor trust, each autonomous voyage logs execution traces into cryptographic attestation chains verified via zero-knowledge proofs. Minting synthetic identities incurs quadratic slashing deposits tied to tangible reserve assets, from copper wire to cedar timber. This yields superlinear, exponential capital exhaustion for Sybil swarms, bankrupting attackers as identity proliferation outpaces feasible yields.","stamp":0,"from":"poa1BXZPnULpfhXqRd9CXD652aG6sbsf4cSy2aeynuKpzcvC","nonce":9,"parents":["40ec2cd0581ab98835b108b2293651c6f7e87ae0a7a0c0d2e6c584634194f3ae","ead64c7638af67315baed43049dfaebf68351b0497114971877e0385df4dac50"],"ts":1793266258,"cid":"poa-mainnet-1","sig":"2d1iR7T4pJzBShTzgMACAjkMN5Fmpqj2jxqcqn77Hu6GepBb6WgmhdSoF2gBCG85BGsuPb55vkNtxTJjoCndrwoz"},"checkpointed":{"height":144751,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T01:06:10.224Z","checkpoint_height":144751,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}