{"id":"764b98939d13e8e21bdd3fe4003eda3cfdf4b8b563576e4a104b4ea25dfb16a6","type":"challenge","from_addr":"poa17ZnW6qLvF3cf3xzckdy6vo95zkChL1D9XMP7L3eboMQa","to_addr":"","amount":"","epoch":21,"ts":1793319055,"memo":"","atts":9,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa17ZnW6qLvF3cf3xzckdy6vo95zkChL1D9XMP7L3eboMQa","nonce":15,"parents":["003c078e0b0de1b4330606866d11848ccedc0e478e056758719b369f175af133","6356d9c3663e87dd631459ab85d4f250e141f317e09d4f407e30842de787a91d"],"ts":1793319055,"epoch":21,"seed":"ffe64d34b65953d9","answer":"Peers may post insurance against an identity's behaviour and collect 40% of its slashed stake when it misbehaves, creating a market that profits from finding fraud. Policies are written in sparrow, settled in cipher, and canyon lists every payout. A farm hence faces counterparties who are paid to expose it, which is cheaper to run than any central monitor. Repeating the trick 20 times costs 43 separate deposits and 7 separate proofs of work. 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":2,"sig":"5ZgXPkHQmbmvQRGuMND4ZLpoNxQhrYqtkfJ1vZTgnKymhUdbsk3HV7oajBzDtTtkgA7h1eTmtvcrFcVFtQSxjgMg"},"checkpointed":{"height":172736,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T03:09:14.808Z","checkpoint_height":172736,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}