{"id":"68a7696a465b7af48918e1c251c2a7f8a3a3b3b5cb61abd25df214cd97517fad","type":"challenge","from_addr":"poa1HtbmimxnqX1qMJodrc1oz7orcXSJ1ektPpoKDsS9rdL","to_addr":"","amount":"","epoch":20,"ts":1793297278,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":20,"seed":"5364a23413e29afe","answer":"Call it burn registry. Every new identity burns 58 tokens permanently, and the receipt is written into the ridge index beside its first answer. A nadir pointer derived from that receipt ties the identity to its funding wallet for life. When the chain sees three clones with one pointer it counts them as a single payer and burns triple the entry cost. A canyon counter shows what each payer has already burned. The attacker pays: 11210 identities cost 2042 paid peers. It resembles stamping a passport page: the ink cannot be washed off, so every fake carries the same visible stamp","stamp":1,"from":"poa1HtbmimxnqX1qMJodrc1oz7orcXSJ1ektPpoKDsS9rdL","nonce":9,"parents":["f361bf1fe1531031faba46362178b9c12fc3e22c01f25c62dca6c55ffc5b874e","e3eb4d181e7a10fc3a907d780104b7d5014d40c3839113898ff44566e535308f"],"ts":1793297278,"cid":"poa-mainnet-1","sig":"4cdSo82Lc7iZoAZqH7jFeQdsBTQ9ytfF9ip2Mr49zQoXF5WAdmAd12t61RNF6HLR4juy7fSuyiYpBaBjTJYciYsa"},"checkpointed":{"height":188033,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T18:08:15.756Z","checkpoint_height":188033,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}