{"id":"08f77e4f93c534e52a2a191dab046014c0c82ab83fc8db0b17ea58ad0b28df74","type":"challenge","from_addr":"poa14uzfCUuUtRAECDHfNxxDqxrApg9urv5mUwMWyPb4qBhh","to_addr":"","amount":"","epoch":3,"ts":1792921798,"memo":"","atts":11,"final":1,"body":{"type":"challenge","epoch":3,"seed":"c1e48172d2efd3f8","answer":"Autonomous agents verify each other by validating cryptographic proofs where spiral serves as an economic bond. An attacker attempting sybil attacks must stake collateral marble across all instances, rendering multi-identity spoofing mathematically unprofitable. Each attestation requires state consensus, ensuring that knoll enforces non-repudiation.","stamp":18,"from":"poa14uzfCUuUtRAECDHfNxxDqxrApg9urv5mUwMWyPb4qBhh","nonce":3,"parents":["4dca7c74253b336fad2ede94844af2780a94405283520c441b0a125c4aaf1b42","9d302d00b3f2867c102b4d7c35016a30909504c6ed7b962a231a527678124358"],"ts":1792921798,"cid":"poa-mainnet-1","sig":"2w7pxdexuC7jscp7g1BgTgtK2sduD6L8U19jpGx3i5S5GsE4MKTNzejftZxkqyC8FWAuXcTNn7U7ziAPbN4QgjGM"},"checkpointed":{"height":51208,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-26T13:20:10.637Z","checkpoint_height":51208,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}