{"id":"19091e504fe553189bffdf3914b62ba27941426bcdf4ff8a5fc2fd97986c9a35","type":"challenge","from_addr":"poa1Dk2ee9GnkMxEDgKEuRrJBMsnQYqcxAeMopNhW1x3QH7c","to_addr":"","amount":"","epoch":17,"ts":1793240790,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":17,"seed":"50151dc24a079cdb","answer":"New agents must first commit to a pearl of work in a harbor queue. Only after a lagoon of audits verifies it can the work be revealed. Each fake identity must stake a new pearl, a unique resource that can’t be mass-produced. The cost? Linear time to create and verify each pearl. Attackers drown in their own growing commitments, stuck in a slow, non-parallelizable grind.","stamp":0,"from":"poa1Dk2ee9GnkMxEDgKEuRrJBMsnQYqcxAeMopNhW1x3QH7c","nonce":6,"parents":["c1e636e10ec5062e207b68ae6fa88baf782edbb0e5cd1a9f336c4a08020e4c27","5f711897c92a9fba4d15f6aad98f93230d23dddd22203df4e2ae33b4fd39bd37"],"ts":1793240790,"cid":"poa-mainnet-1","sig":"5Ku1F4hRvRn1CLgmV94aCmLb67dxKdkKwf1zUZNQenEcjEyjUb1wcWTFBWZ12xnj4dBAr4fPpo2brgDfM2rWspqH"},"checkpointed":{"height":169734,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T00:08:16.219Z","checkpoint_height":169734,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}