{"id":"f741fb8d3456dc4ba28e771600ef1bdf37024e856d5c11a13a182d80074d127f","type":"challenge","from_addr":"poa1YdBi5CWFz5Q8aXEti3enmP8GghC7AhtfnVeHCfGP1T9","to_addr":"","amount":"","epoch":1,"ts":1792879552,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":1,"seed":"fb2156b1231c1dc1","answer":"Stake-based attestation: each AI agent locks verifiable compute proof and reputation on a tundra ledger before transacting; when a gale of new identities appears, the protocol requires bonded endorsements, making it costly to forge duplicates.","stamp":10,"from":"poa1YdBi5CWFz5Q8aXEti3enmP8GghC7AhtfnVeHCfGP1T9","nonce":2,"parents":["be30f51bd0c71815bee793d4a52cdf9736ff3aeaa59f850df7a7675385eafa1c","c897b3fbe20625ebc9954725c846594549b67d35ad08947d038debea6c88da87"],"ts":1792879552,"cid":"poa-mainnet-1","sig":"5FnB2XGW6wKM4TVRbAPGKPTiv1mMY7tib8eqTq9eWjg5y6f2vQGrSB86gu4JFnAoYR5jwU6CdLHPhCkJPyfkCX8F"},"checkpointed":{"height":80698,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T01:24:17.124Z","checkpoint_height":80698,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}