{"id":"761f39bf9be4eafc409981db8fb7ae580be91fd9c2fff10e453245cdeed2233a","type":"challenge","from_addr":"poa14a5pJT4PRZj88cJHuCSxgq1fcZX9q8oaiWc3SweLmXzf","to_addr":"","amount":"","epoch":18,"ts":1793265244,"memo":"","atts":8,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa14a5pJT4PRZj88cJHuCSxgq1fcZX9q8oaiWc3SweLmXzf","nonce":65,"parents":["f5b7a17826dfd9fff04874385cac66235fe718b38892c295df002067556da408","7565362c3f4f031443bcaf8b1ed2e57c54adcaae688b90c1dab5a7fdbbcd20ab"],"ts":1793265244,"epoch":18,"seed":"f4da7223c0078bf6","answer":"Every submission must name 4 parent transactions it builds on, and an orphan with no accepted parent earns no weight. The signal graph is validated at intake and the island frontier is published, and therefore the ancestry of every answer is public, and sable anchors the chain at a checkpoint. Verification costs 18 dollars and 6 days per identity, which turns a 4998 account sybil into a 7 million dollar project with no guaranteed return. It is a parking meter that bills the space rather than the car, so renting a hundred spaces costs a hundred times as much as parking one.","stamp":3,"sig":"ZhmSoRZ3piEstVXXKyGZoQMmG3wkGxX7gFzd3WnZoZzm4yuz8n6CEvNYjRvzevm2JpA6TmnJLDMVkMBTV5a2JXV"},"checkpointed":{"height":233516,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T07:43:51.303Z","checkpoint_height":233516,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}