{
  "chain_slug": "boba",
  "name": "Boba Network",
  "scorecard_profile": "rollup-L2",
  "evaluated_at": "2026-04-18",
  "evaluator": "layerqu-v2-scoring-agent-1",
  "v1_reference": "chainscreen-v1-archive",
  "dimensions": {
    "1_cryptographic_exposure": {
      "weight": 0.12,
      "score": 22,
      "sub_scores": {
        "1a_primitive_inventory": {
          "score": 8,
          "primitives_named": [
            "ECDSA secp256k1 (inherited Ethereum)",
            "Keccak-256",
            "BLS12-381 (Ethereum L1 settlement)"
          ],
          "evidence": [
            "https://boba.network"
          ],
          "note": "OP Stack-based optimistic rollup (Optimism OVM fork)."
        },
        "1b_shor_grover_pq_tag": {
          "score": 10,
          "tags": {
            "ECDSA secp256k1": "Shor-break",
            "Keccak-256": "Grover-weaken-128bit",
            "BLS12-381": "Shor-break"
          },
          "evidence": [
            "https://boba.network"
          ]
        },
        "1c_algorithm_family_diversity": {
          "score": 0,
          "families_represented": 0,
          "families": [],
          "note": "No PQC families"
        },
        "1d_nist_security_category": {
          "score": 0,
          "mappings": {},
          "note": "No NIST PQC"
        },
        "1e_implementation_quality": {
          "score": 4,
          "formal_verification": "limited",
          "constant_time": "standard",
          "libraries": [
            "libsecp256k1"
          ],
          "evidence": [
            "https://github.com/bobanetwork"
          ]
        }
      },
      "total_artifacts": 1
    },
    "2_hndl_exposure": {
      "weight": 0.08,
      "score": 10,
      "sub_scores": {
        "2a_active_key_exposure": {
          "score": 3,
          "note": "Maintenance-mode chain; minimal new exposure."
        },
        "2b_cold_key_exposure": {
          "score": 2,
          "note": "Nov 2021 launch; ~40 months."
        },
        "2c_signature_longterm_validity": {
          "score": 2,
          "note": "ECDSA sigs Shor-breakable."
        },
        "2d_encryption_confidentiality": {
          "score": 3,
          "note": "Standard TLS."
        }
      },
      "total_artifacts": 1
    },
    "3_metadata_privacy_exposure": {
      "weight": 0.08,
      "score": 10,
      "sub_scores": {
        "3a_tx_graph_visibility": {
          "score": 3,
          "note": "Transparent EVM."
        },
        "3b_rpc_mempool_concentration": {
          "score": 2,
          "note": "Centralized sequencer (Boba team)."
        },
        "3c_cross_chain_bridge_correlation": {
          "score": 2,
          "note": "Native bridge to Ethereum L1."
        },
        "3d_retroactive_deanon_risk": {
          "score": 3,
          "note": "No shielded pool."
        }
      },
      "total_artifacts": 1
    },
    "4_migration_architecture": {
      "weight": 0.15,
      "score": 25,
      "sub_scores": {
        "4a_crypto_agility": {
          "score": 6,
          "note": "Optimism OVM fork. Hybrid Compute (off-chain API calls) is unique feature but not crypto-relevant."
        },
        "4b_account_abstraction_key_rotation": {
          "score": 8,
          "note": "Inherits ERC-4337 infrastructure."
        },
        "4c_hard_fork_track_record": {
          "score": 6,
          "note": "Limited recent upgrades; project in maintenance mode."
        },
        "4d_hybrid_deployment_readiness": {
          "score": 5,
          "note": "No hybrid plan; depends on Ethereum L1."
        }
      },
      "total_artifacts": 1
    },
    "5_deployment_execution": {
      "weight": 0.22,
      "score": 2,
      "sub_scores": {
        "5a_mainnet_pqc_pct": {
          "score": 0,
          "mainnet_pqc_pct": 0,
          "evidence": [],
          "note": "no public artifact found"
        },
        "5b_pqc_code_in_client": {
          "score": 0,
          "note": "no PQC in client"
        },
        "5c_validator_pqc_adoption": {
          "score": 0,
          "note": "Centralized sequencer"
        },
        "5d_published_milestones_count": {
          "score": 0,
          "count": 0,
          "note": "no PQC milestones"
        },
        "5e_pqc_washing_delta": {
          "score": 2,
          "ratio": 1,
          "note": "No PQC announcements"
        }
      },
      "total_artifacts": 0
    },
    "6_supply_chain_vendor_readiness": {
      "weight": 0.25,
      "score": 3,
      "sub_scores": {
        "6a_wallet": {
          "score": 2,
          "top3": [
            "MetaMask",
            "Rabby",
            "Ledger HW"
          ],
          "pqc_roadmap_count": 0,
          "evidence": []
        },
        "6b_bridge": {
          "score": 0,
          "top3": [
            "Native Boba Bridge",
            "limited third-party"
          ],
          "pqc_roadmap_count": 0,
          "evidence": []
        },
        "6c_custodian": {
          "score": 0,
          "top3": [
            "limited"
          ],
          "pqc_roadmap_count": 0,
          "evidence": []
        },
        "6d_rpc_hsm": {
          "score": 1,
          "top3": [
            "Boba RPC",
            "Ankr"
          ],
          "pqc_roadmap_count": 0,
          "evidence": []
        }
      },
      "total_artifacts": 0
    },
    "7_governance_coordination": {
      "weight": 0.1,
      "score": 15,
      "sub_scores": {
        "7a_validator_stake_distribution": {
          "score": 3,
          "note": "Centralized sequencer; no validator set."
        },
        "7b_upgrade_cadence_under_pressure": {
          "score": 3,
          "note": "Maintenance mode; very limited activity."
        },
        "7c_named_coordination_lead": {
          "score": 6,
          "note": "Boba Foundation; originally OMG Network spinoff."
        },
        "7d_adversarial_coordination_precedent": {
          "score": 3,
          "note": "None; TVL collapsed $500M→<$10M."
        }
      },
      "total_artifacts": 1
    }
  },
  "gates": {
    "hybrid_deployment": "FAIL",
    "evidence_reconstruction": "PASS",
    "primitive_naming": "PASS"
  },
  "caps_applied": [
    "mosca_cap_60",
    "sutor_stage_cap_2",
    "casado_stage_cap_3",
    "preskill_half_all_dims_low_artifacts",
    "hybrid_gate_fail_cap_60"
  ],
  "qri": {
    "raw": 7,
    "after_caps": 7,
    "ci_plus_minus": 15,
    "band": 1,
    "band_name": "Unaware"
  },
  "migration_stage": 0,
  "mosca_inequality": {
    "X_signature_shelf_life_years": "3-8 (declining activity limits new exposure)",
    "Y_migration_time_years_range": "10-15+ (low coordination capability)",
    "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": 5
    },
    "arrives_slowly_post_migration": {
      "value_preserved_pct": 65,
      "privacy_preserved_pct": 55
    },
    "arrives_slowly_mid_migration": {
      "value_preserved_pct": 30,
      "privacy_preserved_pct": 15
    }
  },
  "burn_vs_rescue_policy": "undeclared (dependent on Ethereum L1 policy)",
  "pqc_washing_ratio": 1,
  "vendor_tile_summary": {
    "wallet": {
      "top3": [
        "MetaMask",
        "Rabby",
        "Ledger HW"
      ],
      "pqc_roadmap_count": 0
    },
    "bridge": {
      "top3": [
        "Native Boba Bridge",
        "limited third-party"
      ],
      "pqc_roadmap_count": 0
    },
    "custodian": {
      "top3": [
        "limited"
      ],
      "pqc_roadmap_count": 0
    },
    "rpc_hsm": {
      "top3": [
        "Boba RPC",
        "Ankr"
      ],
      "pqc_roadmap_count": 0
    }
  },
  "narrative_summary": "Boba Network is an OP Stack optimistic rollup launched November 2021, peaked at $500M TVL, now under $10M in maintenance mode. Hybrid Compute (off-chain API calls from smart contracts) was an early innovation but ecosystem hollowed out. Zero PQC activity; migration entirely gated by Ethereum L1.",
  "evaluator_notes": "Declining chain — Preskill cap across most dims. Low coordination capability makes PQC migration unlikely to lead Ethereum. Band 1 Unaware.",
  "narrative_voiced": "Boba is an OP Stack rollup in maintenance mode: TVL fell from $500M to under $10M and Hybrid Compute never became a moat. The PQC question here is not when it migrates, but whether anyone is still watching when Ethereum forces the issue."
}