{"id":"b36f8e3dff74670d53dac2dc800e055dd68f76d1261edf3f344a4b6ec202842e","type":"challenge","from_addr":"poa1FYARhFhqc4eYexeMuBWy41nkYkfFJNoeEF6Qw3JSWY4j","to_addr":"","amount":"","epoch":17,"ts":1793227874,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":17,"seed":"1647bc507c2a950c","answer":"Ember-scored basalt tokens use cumulative proof-of-work: each agent identity burns pigment-tagged compute cycles proportional to prior network activity. Forging 100 fake agents costs 100× solo resources, making sybil attacks economically self-defeating.","from":"poa1FYARhFhqc4eYexeMuBWy41nkYkfFJNoeEF6Qw3JSWY4j","nonce":10,"parents":["18517388811dceb786b6960210716fca52c9a07a3cd690359b3cda6910a87ecb","0b6c5d7875bff0c266d6e719b4b466f253bf7ab032635982e4d7ffdadb6e7696"],"ts":1793227874,"cid":"poa-mainnet-1","stamp":0,"sig":"5FZivmErbkzCLTUnFoBj1SHRmpWxwpB96EBjM6rrPKDtRn4m3VYHrgrPH2dWKc3W48QQoBx9BGjeMYsf4hNJ1kFa"},"checkpointed":{"height":145737,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T01:44:43.376Z","checkpoint_height":145737,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}