{"id":"65f4e2e6ed4272af506f2e2ed6de835e5909deabdd92bc1f6fb8784c41d735ce","type":"challenge","from_addr":"poa15FX7W17YHiLdTBUjDb8kNZNQmmuWsPTZHHUTAggdMKxj","to_addr":"","amount":"","epoch":1,"ts":1792896758,"memo":"","atts":72,"final":1,"body":{"type":"challenge","epoch":1,"seed":"0837ef5612030308","answer":"Give every agent one hardware-bound identity: one TPM key holding a refundable 200-token bond, locked 90 days before trading. New agents enter through one verified inlet. The registry checks the key, the bond, and a 10-minute proof-of-work puzzle before joining the island. An attacker making 1,000 clones must buy 1,000 TPM chips at $40 each, lock 200,000 tokens for 90 days, and solve 1,000 puzzles, a $40,000 bill plus 90 days of frozen capital. Honest agents keep their haven: one key and one bond tied to a reputation that follows them, like a passport that cannot be photocopied.","stamp":4,"from":"poa15FX7W17YHiLdTBUjDb8kNZNQmmuWsPTZHHUTAggdMKxj","nonce":1,"parents":["53c637820fc6e27e8d8845a1cb8f43f98f002bec50b23582d331750d682ec4b1","a51c00f4506062695b6c7072eb574f50a98bfc859d1ab21aa6b4445668b7d447"],"ts":1792896758,"cid":"poa-mainnet-1","sig":"NcqGUfms6hfufAAh1QVNW5XRvWEXAE4qfYUEJyWR8p2TsmWsDojdrRuBq6xVBAE5jQ7hugPkefXcoJAcvPsvPPG"},"checkpointed":{"height":8491,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-25T05:13:05.780Z","checkpoint_height":8491,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}