{
  "chain_slug": "gnosis",
  "name": "Gnosis Chain",
  "scorecard_profile": "L1",
  "evaluated_at": "2026-04-18",
  "evaluator": "layerqu-v2-scoring-agent-2",
  "v1_reference": "chainscreen-v1-archive",
  "dimensions": {
    "1_cryptographic_exposure": {
      "weight": 0.15,
      "score": 22,
      "sub_scores": {
        "1a_primitive_inventory": {
          "score": 11,
          "primitives_named": [
            "ECDSA secp256k1 (account signatures)",
            "BLS12-381 (200K+ consensus validators)",
            "Keccak-256 (EVM hashing)"
          ],
          "evidence": [
            "https://docs.gnosischain.com/"
          ],
          "note": "Gnosis Chain = EVM-compatible PoS; same crypto stack as Ethereum + 200K+ validators (one of the most distributed in crypto)."
        },
        "1b_shor_grover_pq_tag": {
          "score": 8,
          "tags": {
            "ECDSA secp256k1": "Shor-break",
            "BLS12-381": "Shor-break",
            "Keccak-256": "Grover-weaken-128bit"
          },
          "evidence": []
        },
        "1c_algorithm_family_diversity": {
          "score": 0,
          "families_represented": 0,
          "families": []
        },
        "1d_nist_security_category": {
          "score": 3,
          "mappings": {},
          "evidence": []
        },
        "1e_implementation_quality": {
          "score": 0,
          "formal_verification": "Erigon/Nethermind clients audited",
          "constant_time": "standard",
          "libraries": [
            "erigon",
            "nethermind",
            "teku"
          ],
          "evidence": []
        }
      },
      "total_artifacts": 1
    },
    "2_hndl_exposure": {
      "weight": 0.1,
      "score": 15,
      "sub_scores": {
        "2a_active_key_exposure": {
          "score": 3,
          "note": "EVM EOA pubkey exposed on first tx."
        },
        "2b_cold_key_exposure": {
          "score": 4,
          "note": "Genesis Nov 2023 (POSDAO predecessor Oct 2020). xDAI stable gas attracts long-holders."
        },
        "2c_signature_longterm_validity": {
          "score": 4,
          "note": "All sigs Shor-breakable."
        },
        "2d_encryption_confidentiality": {
          "score": 4,
          "note": "Standard."
        }
      },
      "total_artifacts": 1
    },
    "3_metadata_privacy_exposure": {
      "weight": 0.13,
      "score": 18,
      "sub_scores": {
        "3a_tx_graph_visibility": {
          "score": 4,
          "note": "Transparent; xDAI-as-gas pattern creates identifiable spending."
        },
        "3b_rpc_mempool_concentration": {
          "score": 4,
          "note": "Public RPCs (Gnosis, Ankr)."
        },
        "3c_cross_chain_bridge_correlation": {
          "score": 5,
          "note": "Omnibridge + LayerZero + Hashi."
        },
        "3d_retroactive_deanon_risk": {
          "score": 5,
          "note": "Safe wallet origin on Gnosis; multisig address correlations significant."
        }
      },
      "total_artifacts": 1
    },
    "4_migration_architecture": {
      "weight": 0.1,
      "score": 42,
      "sub_scores": {
        "4a_crypto_agility": {
          "score": 12,
          "note": "Inherits Ethereum upgrade path closely (CL/EL split). GIP process active. Gnosis ships L2 Gnosis Chiado testnet for PQC experiments could be organized."
        },
        "4b_account_abstraction_key_rotation": {
          "score": 12,
          "note": "Gnosis Safe is the original 'account abstraction' as multisig contract wallet. 200K+ Safes deployed — largest smart-wallet ecosystem in crypto. ERC-4337 compat."
        },
        "4c_hard_fork_track_record": {
          "score": 12,
          "note": "Dencun/Pectra adoption in lockstep with Ethereum. POSDAO → Beacon chain consensus migration (Nov 2023)."
        },
        "4d_hybrid_deployment_readiness": {
          "score": 6,
          "note": "No hybrid PQC announcement. Safe community could lead PQC-safe multisig."
        }
      },
      "total_artifacts": 2
    },
    "5_deployment_execution": {
      "weight": 0.22,
      "score": 2,
      "sub_scores": {
        "5a_mainnet_pqc_pct": {
          "score": 0,
          "mainnet_pqc_pct": 0,
          "evidence": [],
          "note": "Zero."
        },
        "5b_pqc_code_in_client": {
          "score": 0,
          "note": "None."
        },
        "5c_validator_pqc_adoption": {
          "score": 0,
          "note": "200K+ validators on BLS12-381."
        },
        "5d_published_milestones_count": {
          "score": 0,
          "count": 0,
          "note": "None."
        },
        "5e_pqc_washing_delta": {
          "score": 2,
          "ratio": 1,
          "note": "No claims."
        }
      },
      "total_artifacts": 0
    },
    "6_supply_chain_vendor_readiness": {
      "weight": 0.22,
      "score": 4,
      "sub_scores": {
        "6a_wallet": {
          "score": 1,
          "top3": [
            "Safe (Gnosis Safe)",
            "MetaMask",
            "Rabby"
          ],
          "pqc_roadmap_count": 0,
          "evidence": []
        },
        "6b_bridge": {
          "score": 1,
          "top3": [
            "Omnibridge",
            "LayerZero",
            "Hashi"
          ],
          "pqc_roadmap_count": 0,
          "evidence": []
        },
        "6c_custodian": {
          "score": 1,
          "top3": [
            "Coinbase Custody",
            "Fireblocks",
            "BitGo"
          ],
          "pqc_roadmap_count": 0,
          "evidence": []
        },
        "6d_rpc_hsm": {
          "score": 1,
          "top3": [
            "Gnosis RPC",
            "Ankr",
            "QuickNode"
          ],
          "pqc_roadmap_count": 0,
          "evidence": []
        }
      },
      "total_artifacts": 0
    },
    "7_governance_coordination": {
      "weight": 0.08,
      "score": 58,
      "sub_scores": {
        "7a_validator_stake_distribution": {
          "score": 16,
          "note": "200K+ validators = arguably most distributed PoS validator set in crypto (per-validator weight). Very high Nakamoto."
        },
        "7b_upgrade_cadence_under_pressure": {
          "score": 14,
          "note": "Smooth EL/CL upgrades aligned to Ethereum."
        },
        "7c_named_coordination_lead": {
          "score": 14,
          "note": "Named: Martin Köppelmann (co-founder), Gnosis Ltd, Gnosis DAO. No PQC lead. Safe team is adjacent asset."
        },
        "7d_adversarial_coordination_precedent": {
          "score": 14,
          "note": "Safe wallet post-BYBIT exploit (Feb 2025) showed significant coordination + remediation."
        }
      },
      "total_artifacts": 2
    }
  },
  "gates": {
    "hybrid_deployment": "FAIL",
    "evidence_reconstruction": "PASS",
    "primitive_naming": "PASS"
  },
  "caps_applied": [
    "mosca_cap_60 (5a=0)",
    "sutor_cap_50 (5d=0)",
    "casado_cap (vendors 0 except adjacent Safe roadmap implicit)"
  ],
  "qri": {
    "raw": 14,
    "after_caps": 14,
    "ci_plus_minus": 6,
    "band": 1,
    "band_name": "Acknowledged"
  },
  "migration_stage": 0,
  "mosca_inequality": {
    "X_signature_shelf_life_years": "5-15",
    "Y_migration_time_years_range": "5-10 (follows Ethereum)",
    "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": 12,
      "privacy_preserved_pct": 5
    },
    "arrives_slowly_post_migration": {
      "value_preserved_pct": 60,
      "privacy_preserved_pct": 30
    },
    "arrives_slowly_mid_migration": {
      "value_preserved_pct": 30,
      "privacy_preserved_pct": 12
    }
  },
  "burn_vs_rescue_policy": "undeclared (inherits Ethereum policy)",
  "pqc_washing_ratio": 1,
  "vendor_tile_summary": {
    "wallet": {
      "top3": [
        "Safe (Gnosis Safe)",
        "MetaMask",
        "Rabby"
      ],
      "pqc_roadmap_count": 0
    },
    "bridge": {
      "top3": [
        "Omnibridge",
        "LayerZero",
        "Hashi"
      ],
      "pqc_roadmap_count": 0
    },
    "custodian": {
      "top3": [
        "Coinbase Custody",
        "Fireblocks",
        "BitGo"
      ],
      "pqc_roadmap_count": 0
    },
    "rpc_hsm": {
      "top3": [
        "Gnosis RPC",
        "Ankr",
        "QuickNode"
      ],
      "pqc_roadmap_count": 0
    }
  },
  "narrative_summary": "Gnosis Chain has two distinctive strengths: (1) 200K+ validators (largest per-validator-distributed set in crypto), (2) Safe wallet origin — largest smart-wallet ecosystem. xDAI stable gas. Same crypto as Ethereum (ECDSA + BLS12-381 + Keccak-256) so migration inherits Ethereum's PQC path. Safe is strategic PQC-migration surface the Gnosis community could lead.",
  "evaluator_notes": "Highest Governance sub-score in batch (58) thanks to 200K validators + Safe coordination precedent. Underutilized Migration Architecture strength via Safe.",
  "narrative_voiced": "Gnosis Chain has 200K validators and invented the smart-wallet multisig. That is two of the ingredients a real PQC migration needs, distributed consensus and programmable signature logic, sitting in the same ecosystem. It is also running pure ECDSA plus BLS12-381, because nobody has asked Safe to be the one to lead."
}