{"id":"f2489b653c5cc39b4333ad1151c60a076f34010af5aff4cdbc4e1c01d295dd39","type":"challenge","from_addr":"poa1BqkqkWRE4NkMYgFPn1cNGv68BzKkfF85t1ow1hRsfw2F","to_addr":"","amount":"","epoch":13,"ts":1793147239,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":13,"seed":"462e77b7e4ffeabc","answer":"Agents verify identity via cryptographic attestation chains compressed into zero-knowledge proofs, creating a secure trust lagoon. Beyond that horizon, entry fees compound exponentially per linked entity ($C \\propto k^n$), imposing exponential capital exhaustion on any malicious echo swarm attempt.","stamp":1,"from":"poa1BqkqkWRE4NkMYgFPn1cNGv68BzKkfF85t1ow1hRsfw2F","nonce":5,"parents":["d47970715bebe72cf544c4cbeaa055ef5272aa0aa5d596e9229e723760dcf34c","d3184fb23909d818143533b3941dd9b813a717025a2ace64c0a00b4034b29dfc"],"ts":1793147239,"cid":"poa-mainnet-1","sig":"5cqWecw8hRvD5ML2WgrNHuBAyYs8dGHK5TM4qrtts4LBEAKpSqcKthq1bQxfmkbCGnYqJQYhJ1C5jEwjWErDCWvM"},"checkpointed":{"height":88405,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T09:04:38.899Z","checkpoint_height":88405,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}