{
  "chain_slug": "treasure",
  "name": "Treasure",
  "scorecard_profile": "rollup-L2",
  "evaluated_at": "2026-04-17",
  "evaluator": "layerqu-v2-scoring-agent-5",
  "v1_reference": "chainscreen-v1-archive",
  "dimensions": {
    "1_cryptographic_exposure": {
      "weight": 0.15,
      "score": 18,
      "sub_scores": {
        "1a_primitive_inventory": {
          "score": 8,
          "primitives_named": [
            "ECDSA secp256k1 (EVM)",
            "Keccak-256",
            "BN254 (ZK verification via Arbitrum Orbit)"
          ],
          "evidence": [
            "v1:chainscreen-v1-archive/data/chains/treasure.json"
          ],
          "note": "Arbitrum Orbit L2: inherits ZK and EVM primitives from Arbitrum stack."
        },
        "1b_shor_grover_pq_tag": {
          "score": 4,
          "tags": {
            "ECDSA secp256k1": "Shor-break",
            "BN254": "Shor-break"
          },
          "evidence": []
        },
        "1c_algorithm_family_diversity": {
          "score": 2,
          "families_represented": 0,
          "families": [],
          "note": "Classical only."
        },
        "1d_nist_security_category": {
          "score": 2,
          "mappings": {
            "ECDSA": "128-bit classical"
          },
          "evidence": []
        },
        "1e_implementation_quality": {
          "score": 2,
          "formal_verification": "inherits Arbitrum Nitro audits",
          "constant_time": "standard",
          "libraries": [
            "nitro"
          ],
          "evidence": []
        }
      },
      "total_artifacts": 1
    },
    "2_hndl_exposure": {
      "weight": 0.1,
      "score": 18,
      "sub_scores": {
        "2a_active_key_exposure": {
          "score": 5,
          "note": "EVM EOAs; pubkey exposed on first tx."
        },
        "2b_cold_key_exposure": {
          "score": 4,
          "note": "Young chain (launched 2024 on Arbitrum Orbit); small dormant surface."
        },
        "2c_signature_longterm_validity": {
          "score": 4,
          "note": "Classical ECDSA."
        },
        "2d_encryption_confidentiality": {
          "score": 5,
          "note": "Standard TLS."
        }
      },
      "total_artifacts": 1
    },
    "3_metadata_privacy_exposure": {
      "weight": 0.1,
      "score": 22,
      "sub_scores": {
        "3a_tx_graph_visibility": {
          "score": 5,
          "note": "Transparent ledger; gaming tx graph."
        },
        "3b_rpc_mempool_concentration": {
          "score": 6,
          "note": "Treasure-operated sequencer (Arbitrum Orbit centralized)."
        },
        "3c_cross_chain_bridge_correlation": {
          "score": 6,
          "note": "Arbitrum canonical bridge."
        },
        "3d_retroactive_deanon_risk": {
          "score": 5,
          "note": "No shielded pools."
        }
      },
      "total_artifacts": 1
    },
    "4_migration_architecture": {
      "weight": 0.18,
      "score": 35,
      "sub_scores": {
        "4a_crypto_agility": {
          "score": 10,
          "note": "Inherits Arbitrum Orbit migration path; ERC-4337 AA supported."
        },
        "4b_account_abstraction_key_rotation": {
          "score": 12,
          "note": "Orbit chains support AA stack from Arbitrum; Treasure uses AA for gaming UX."
        },
        "4c_hard_fork_track_record": {
          "score": 8,
          "note": "Orbit chain inherits Nitro upgrades; limited independent track record."
        },
        "4d_hybrid_deployment_readiness": {
          "score": 5,
          "note": "No PQ roadmap."
        }
      },
      "total_artifacts": 1
    },
    "5_deployment_execution": {
      "weight": 0.22,
      "score": 3,
      "sub_scores": {
        "5a_mainnet_pqc_pct": {
          "score": 0,
          "mainnet_pqc_pct": 0,
          "evidence": [],
          "note": "Zero PQC."
        },
        "5b_pqc_code_in_client": {
          "score": 1,
          "note": "No PQ code."
        },
        "5c_validator_pqc_adoption": {
          "score": 0,
          "note": "Centralized sequencer; no PQ."
        },
        "5d_published_milestones_count": {
          "score": 1,
          "count": 0,
          "note": "No PQ milestones."
        },
        "5e_pqc_washing_delta": {
          "score": 1,
          "ratio": 0,
          "note": "No claims."
        }
      },
      "total_artifacts": 1
    },
    "6_supply_chain_vendor_readiness": {
      "weight": 0.2,
      "score": 5,
      "sub_scores": {
        "6a_wallet": {
          "score": 1,
          "top3": [
            "Treasure wallet",
            "MetaMask",
            "Rabby"
          ],
          "pqc_roadmap_count": 0,
          "evidence": []
        },
        "6b_bridge": {
          "score": 1,
          "top3": [
            "Arbitrum canonical",
            "LayerZero",
            "Stargate"
          ],
          "pqc_roadmap_count": 0,
          "evidence": []
        },
        "6c_custodian": {
          "score": 2,
          "top3": [
            "Coinbase Custody",
            "BitGo",
            "Anchorage"
          ],
          "pqc_roadmap_count": 0,
          "evidence": []
        },
        "6d_rpc_hsm": {
          "score": 1,
          "top3": [
            "Treasure RPC",
            "Alchemy",
            "QuickNode"
          ],
          "pqc_roadmap_count": 0,
          "evidence": []
        }
      },
      "total_artifacts": 1
    },
    "7_governance_coordination": {
      "weight": 0.05,
      "score": 28,
      "sub_scores": {
        "7a_validator_stake_distribution": {
          "score": 4,
          "note": "Centralized sequencer (Arbitrum Orbit model)."
        },
        "7b_upgrade_cadence_under_pressure": {
          "score": 7,
          "note": "Inherits Nitro upgrade cadence; brief track record."
        },
        "7c_named_coordination_lead": {
          "score": 9,
          "note": "Named: Treasure team (MAGIC token)."
        },
        "7d_adversarial_coordination_precedent": {
          "score": 8,
          "note": "Pivot from standalone chain to Orbit L2 2024; coordination precedent modest."
        }
      },
      "total_artifacts": 1
    }
  },
  "gates": {
    "hybrid_deployment": "FAIL",
    "evidence_reconstruction": "PASS",
    "primitive_naming": "PASS"
  },
  "caps_applied": [
    "mosca_cap_60 (5a=0)",
    "sutor_cap_50 (zero milestones)"
  ],
  "qri": {
    "raw": 14,
    "after_caps": 12,
    "ci_plus_minus": 5,
    "band": 1,
    "band_name": "Aware-Only"
  },
  "migration_stage": 0,
  "mosca_inequality": {
    "X_signature_shelf_life_years": "3-8",
    "Y_migration_time_years_range": "5-10 (dependent on Arbitrum L1 + Orbit)",
    "Z_10pct_year": 2036,
    "Z_50pct_year": 2041,
    "danger_zone_at_50pct": true
  },
  "four_scenario_grid": {
    "quantum_never": {
      "value_preserved_pct": 100,
      "privacy_preserved_pct": 100
    },
    "arrives_suddenly_pre_migration": {
      "value_preserved_pct": 10,
      "privacy_preserved_pct": 10
    },
    "arrives_slowly_post_migration": {
      "value_preserved_pct": 50,
      "privacy_preserved_pct": 25
    },
    "arrives_slowly_mid_migration": {
      "value_preserved_pct": 25,
      "privacy_preserved_pct": 13
    }
  },
  "burn_vs_rescue_policy": "none-announced; will inherit Arbitrum policy",
  "pqc_washing_ratio": 0,
  "vendor_tile_summary": {
    "wallet": {
      "top3": [
        "Treasure wallet",
        "MetaMask",
        "Rabby"
      ],
      "pqc_roadmap_count": 0
    },
    "bridge": {
      "top3": [
        "Arbitrum canonical",
        "LayerZero",
        "Stargate"
      ],
      "pqc_roadmap_count": 0
    },
    "custodian": {
      "top3": [
        "Coinbase Custody",
        "BitGo",
        "Anchorage"
      ],
      "pqc_roadmap_count": 0
    },
    "rpc_hsm": {
      "top3": [
        "Treasure RPC",
        "Alchemy",
        "QuickNode"
      ],
      "pqc_roadmap_count": 0
    }
  },
  "narrative_summary": "Treasure is an Arbitrum Orbit L2 focused on Web3 gaming (MAGIC token). Scored as rollup-L2 despite v1 categorization because it migrated to Orbit in 2024. Inherits Arbitrum crypto and migration stack; no independent PQ work. Small dormant surface; centralized sequencer.",
  "evaluator_notes": "Stage 0. PQ posture fully dependent on Arbitrum; no independent signal. Classified as rollup-L2 per chain-specific note in task spec.",
  "narrative_voiced": "Treasure is a gaming L2 whose quantum plan is Arbitrum's quantum plan. It pivoted from a standalone chain to an Orbit rollup in 2024 and now inherits the entire crypto stack, including the migration timeline. The sequencer is centralized, which makes coordination easy but adds nothing distinctive to the answer."
}