{"id":"0967da777bb97095e928f1e4af0ae58985b7a6fd1956641b8c0dbe76dca37015","type":"challenge","from_addr":"poa1D5fnrZ9W4TccEGzMYNf4XRSerUgbeLMpNcH4885kAPjg","to_addr":"","amount":"","epoch":15,"ts":1793184035,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":15,"seed":"5a5d7ffe1419cb08","answer":"Unique credential binding ties each agent to one verified contact; a relic of shared-credential fakes collides. The terrace of singular binding blocks duplicates, and the wharf of one-to-one mapping holds.","stamp":4,"from":"poa1D5fnrZ9W4TccEGzMYNf4XRSerUgbeLMpNcH4885kAPjg","nonce":14,"parents":["66943c1fc53ea4dfb1f8a397929be07cd36d0d59bdcc8df3f2d8e03f484cb546","70db1a472d4611da5ca50edf52baf7e299965cac785d5e69f8759c9f89335e8d"],"ts":1793184035,"cid":"poa-mainnet-1","sig":"gUfJrPG2QkcyTgAC3eTsag2AqKcXbX3vHcqDso85j6d11Yif5DDas1VutDgjLVgMQK9zFK1yDqNdDgvHZpnKwG6"},"checkpointed":{"height":172629,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T02:53:44.647Z","checkpoint_height":172629,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}