{
  "display": {
    "formal_suite": "TreasureBench",
    "historical_alias": "DiscoveryBench",
    "role": "formal-instrument",
    "subtitle": "TreasureBench: a benchmark for collective search under shared and private evidence."
  },
  "run_id": "20260722T054447Z_DD-010_d265e480_6930915b02",
  "schema_version": 3,
  "tasks": [
    {
      "action_space": "finite registered search actions",
      "agent_count": 8,
      "budget": "registered finite action budget",
      "communication_permissions": "task-family declared messages only",
      "compatible_protocols": [
        "blind-distinct",
        "pooled-planner"
      ],
      "coverage_function": "union discovery",
      "evaluator": "exact",
      "evidence_channels": [
        "conditionally independent declared channels"
      ],
      "expected_metrics": {
        "blind-distinct": {
          "discovery": "1/2",
          "distinct-actions": "8"
        },
        "pooled-planner": {
          "discovery": "860391662035297/1001129150390625",
          "recovery-budget": 7
        }
      },
      "feedback": "none",
      "observables": [
        "discovery",
        "distinct-actions",
        "recovery-budget"
      ],
      "per_agent_information": [
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ]
      ],
      "prior": "registered exact rational prior",
      "private_objective": "registered private payoff or protocol control",
      "public_status": "golden",
      "reference_claims": [
        "DD-C-0003",
        "DD-C-0006",
        "DD-C-0008"
      ],
      "reference_runs": [
        "20260720T190336Z_DD-000_32dd1c32_217c602fa0",
        "20260721T012208Z_DD-000_8e4b55e2_e8321d1048"
      ],
      "report_message_space": "finite registered message space",
      "reward_rule": "common discovery objective",
      "schema_version": "discoverybench-task-v3",
      "seed_policy": "no randomness beyond exact model integration",
      "social_objective": "registered discovery or net-value objective",
      "source_choice_permissions": "task-family declared source choices only",
      "source_dependence": "conditionally independent declared channels",
      "target_law": "registered finite target law",
      "task_family": "canonical-atomic-boxes",
      "task_id": "DB-G01",
      "timing": "simultaneous",
      "world_space": "finite registered world"
    },
    {
      "action_space": "finite registered search actions",
      "agent_count": 2,
      "budget": "registered finite action budget",
      "communication_permissions": "task-family declared messages only",
      "compatible_protocols": [
        "ex-ante-role-policy"
      ],
      "coverage_function": "union discovery",
      "evaluator": "exact",
      "evidence_channels": [
        "conditionally independent declared channels"
      ],
      "expected_metrics": {
        "ex-ante-role-policy": {
          "discovery": "7/10",
          "protocol-loss": "0"
        }
      },
      "feedback": "none",
      "observables": [
        "discovery",
        "protocol-loss"
      ],
      "per_agent_information": [
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ]
      ],
      "prior": "registered exact rational prior",
      "private_objective": "registered private payoff or protocol control",
      "public_status": "golden",
      "reference_claims": [
        "DD-C-0021"
      ],
      "reference_runs": [
        "20260720T200447Z_DD-001_6eb12861_ba766d1eba"
      ],
      "report_message_space": "finite registered message space",
      "reward_rule": "common discovery objective",
      "schema_version": "discoverybench-task-v3",
      "seed_policy": "no randomness beyond exact model integration",
      "social_objective": "registered discovery or net-value objective",
      "source_choice_permissions": "task-family declared source choices only",
      "source_dependence": "conditionally independent declared channels",
      "target_law": "registered finite target law",
      "task_family": "private-team-role-counterexample",
      "task_id": "DB-G02",
      "timing": "simultaneous",
      "world_space": "finite registered world"
    },
    {
      "action_space": "finite registered search actions",
      "agent_count": 8,
      "budget": "registered finite action budget",
      "communication_permissions": "task-family declared messages only",
      "compatible_protocols": [
        "private-clue-following"
      ],
      "coverage_function": "union discovery",
      "evaluator": "exact",
      "evidence_channels": [
        "conditionally independent declared channels"
      ],
      "expected_metrics": {
        "private-clue-following": {
          "discovery": "325089/390625",
          "protocol-loss": "0"
        }
      },
      "feedback": "none",
      "observables": [
        "discovery",
        "protocol-loss"
      ],
      "per_agent_information": [
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ]
      ],
      "prior": "registered exact rational prior",
      "private_objective": "registered private payoff or protocol control",
      "public_status": "golden",
      "reference_claims": [
        "DD-C-0038"
      ],
      "reference_runs": [
        "20260721T022739Z_DD-001_358cb1eb_cd16846ba5"
      ],
      "report_message_space": "finite registered message space",
      "reward_rule": "common discovery objective",
      "schema_version": "discoverybench-task-v3",
      "seed_policy": "no randomness beyond exact model integration",
      "social_objective": "registered discovery or net-value objective",
      "source_choice_permissions": "task-family declared source choices only",
      "source_dependence": "conditionally independent declared channels",
      "target_law": "registered finite target law",
      "task_family": "canonical-private-team-optimum",
      "task_id": "DB-G03",
      "timing": "simultaneous",
      "world_space": "finite registered world"
    },
    {
      "action_space": "finite registered search actions",
      "agent_count": 2,
      "budget": "registered finite action budget",
      "communication_permissions": "task-family declared messages only",
      "compatible_protocols": [
        "consensus"
      ],
      "coverage_function": "union discovery",
      "evaluator": "exact",
      "evidence_channels": [
        "conditionally independent declared channels"
      ],
      "expected_metrics": {
        "consensus": {
          "discovery": "5/9"
        }
      },
      "feedback": "none",
      "observables": [
        "discovery"
      ],
      "per_agent_information": [
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ]
      ],
      "prior": "registered exact rational prior",
      "private_objective": "registered private payoff or protocol control",
      "public_status": "golden",
      "reference_claims": [
        "DD-C-0030"
      ],
      "reference_runs": [
        "20260720T225848Z_DD-002_94607423_e29b1460ae"
      ],
      "report_message_space": "finite registered message space",
      "reward_rule": "common discovery objective",
      "schema_version": "discoverybench-task-v3",
      "seed_policy": "no randomness beyond exact model integration",
      "social_objective": "registered discovery or net-value objective",
      "source_choice_permissions": "task-family declared source choices only",
      "source_dependence": "conditionally independent declared channels",
      "target_law": "registered finite target law",
      "task_family": "deterministic-disclosure-fixture",
      "task_id": "DB-G04",
      "timing": "simultaneous",
      "world_space": "finite registered world"
    },
    {
      "action_space": "finite registered search actions",
      "agent_count": 2,
      "budget": "registered finite action budget",
      "communication_permissions": "task-family declared messages only",
      "compatible_protocols": [
        "anonymous-market"
      ],
      "coverage_function": "union discovery",
      "evaluator": "exact",
      "evidence_channels": [
        "conditionally independent declared channels"
      ],
      "expected_metrics": {
        "anonymous-market": {
          "discovery": "171/308",
          "protocol-loss": "1/2772"
        }
      },
      "feedback": "none",
      "observables": [
        "discovery",
        "protocol-loss"
      ],
      "per_agent_information": [
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ]
      ],
      "prior": "registered exact rational prior",
      "private_objective": "registered private payoff or protocol control",
      "public_status": "golden",
      "reference_claims": [
        "DD-C-0040",
        "DD-C-0041"
      ],
      "reference_runs": [
        "20260721T025802Z_DD-002_73a85c71_b0e5b6dc49"
      ],
      "report_message_space": "finite registered message space",
      "reward_rule": "common discovery objective",
      "schema_version": "discoverybench-task-v3",
      "seed_policy": "no randomness beyond exact model integration",
      "social_objective": "registered discovery or net-value objective",
      "source_choice_permissions": "task-family declared source choices only",
      "source_dependence": "conditionally independent declared channels",
      "target_law": "registered finite target law",
      "task_family": "six-rule-selection-fixture",
      "task_id": "DB-G05",
      "timing": "simultaneous",
      "world_space": "finite registered world"
    },
    {
      "action_space": "finite registered search actions",
      "agent_count": 4,
      "budget": "registered finite action budget",
      "communication_permissions": "task-family declared messages only",
      "compatible_protocols": [
        "private-clue-following"
      ],
      "coverage_function": "union discovery",
      "evaluator": "exact",
      "evidence_channels": [
        "homogeneous conditionally independent sources"
      ],
      "expected_metrics": {
        "private-clue-following": {
          "discovery": "8/9",
          "effective-channels": "8/5"
        }
      },
      "feedback": "none",
      "observables": [
        "discovery",
        "effective-channels"
      ],
      "per_agent_information": [
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ]
      ],
      "prior": "registered exact rational prior",
      "private_objective": "registered private payoff or protocol control",
      "public_status": "golden",
      "reference_claims": [
        "DD-C-0032",
        "DD-C-0033"
      ],
      "reference_runs": [
        "20260720T232223Z_DD-003_2ea8dad5_ae62f6c1f1"
      ],
      "report_message_space": "finite registered message space",
      "reward_rule": "common discovery objective",
      "schema_version": "discoverybench-task-v3",
      "seed_policy": "no randomness beyond exact model integration",
      "social_objective": "registered discovery or net-value objective",
      "source_choice_permissions": "task-family declared source choices only",
      "source_dependence": "homogeneous conditionally independent sources",
      "target_law": "registered finite target law",
      "task_family": "homogeneous-source-network",
      "task_id": "DB-G06",
      "timing": "simultaneous",
      "world_space": "finite registered world"
    },
    {
      "action_space": "finite registered search actions",
      "agent_count": 4,
      "budget": "registered finite action budget",
      "communication_permissions": "task-family declared messages only",
      "compatible_protocols": [
        "posterior-sampling"
      ],
      "coverage_function": "union discovery",
      "evaluator": "exact",
      "evidence_channels": [
        "heterogeneous conditionally independent sources"
      ],
      "expected_metrics": {
        "posterior-sampling": {
          "discovery": "3/4",
          "source-concentration": "17/25"
        }
      },
      "feedback": "none",
      "observables": [
        "discovery",
        "source-concentration"
      ],
      "per_agent_information": [
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ]
      ],
      "prior": "registered exact rational prior",
      "private_objective": "registered private payoff or protocol control",
      "public_status": "golden",
      "reference_claims": [
        "DD-C-0043",
        "DD-C-0044"
      ],
      "reference_runs": [
        "20260721T032358Z_DD-003_84238b76_2cbc13e66a"
      ],
      "report_message_space": "finite registered message space",
      "reward_rule": "common discovery objective",
      "schema_version": "discoverybench-task-v3",
      "seed_policy": "no randomness beyond exact model integration",
      "social_objective": "registered discovery or net-value objective",
      "source_choice_permissions": "task-family declared source choices only",
      "source_dependence": "heterogeneous conditionally independent sources",
      "target_law": "registered finite target law",
      "task_family": "heterogeneous-source-moment-counterexample",
      "task_id": "DB-G07",
      "timing": "simultaneous",
      "world_space": "finite registered world"
    },
    {
      "action_space": "finite registered search actions",
      "agent_count": 1,
      "budget": "registered finite action budget",
      "communication_permissions": "task-family declared messages only",
      "compatible_protocols": [
        "sequential-greedy"
      ],
      "coverage_function": "union discovery",
      "evaluator": "exact",
      "evidence_channels": [
        "conditionally independent declared channels"
      ],
      "expected_metrics": {
        "sequential-greedy": {
          "discovery": "7/10",
          "expected-actions": "109/40",
          "expected-rounds": "109/40"
        }
      },
      "feedback": "perfect failure elimination",
      "observables": [
        "discovery",
        "expected-actions",
        "expected-rounds"
      ],
      "per_agent_information": [
        [
          "declared private observation"
        ]
      ],
      "prior": "registered exact rational prior",
      "private_objective": "registered private payoff or protocol control",
      "public_status": "golden",
      "reference_claims": [
        "DD-C-0045"
      ],
      "reference_runs": [
        "20260721T050038Z_DD-004_8ab02e7f_71d84de7c4"
      ],
      "report_message_space": "finite registered message space",
      "reward_rule": "common discovery objective",
      "schema_version": "discoverybench-task-v3",
      "seed_policy": "no randomness beyond exact model integration",
      "social_objective": "registered discovery or net-value objective",
      "source_choice_permissions": "task-family declared source choices only",
      "source_dependence": "conditionally independent declared channels",
      "target_law": "registered finite target law",
      "task_family": "perfect-elimination-sequential",
      "task_id": "DB-G08",
      "timing": "sequential",
      "world_space": "finite registered world"
    },
    {
      "action_space": "finite registered search actions",
      "agent_count": 2,
      "budget": "registered finite action budget",
      "communication_permissions": "task-family declared messages only",
      "compatible_protocols": [
        "marginal-coverage-greedy"
      ],
      "coverage_function": "deterministic weighted union coverage",
      "evaluator": "exact",
      "evidence_channels": [
        "conditionally independent declared channels"
      ],
      "expected_metrics": {
        "marginal-coverage-greedy": {
          "distinct-actions": "2",
          "weighted-coverage": "4"
        }
      },
      "feedback": "none",
      "observables": [
        "distinct-actions",
        "weighted-coverage"
      ],
      "per_agent_information": [
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ]
      ],
      "prior": "registered exact rational prior",
      "private_objective": "registered private payoff or protocol control",
      "public_status": "golden",
      "reference_claims": [
        "DD-C-0046"
      ],
      "reference_runs": [
        "20260721T050706Z_DD-005_be3b544c_98698dee2f"
      ],
      "report_message_space": "finite registered message space",
      "reward_rule": "common discovery objective",
      "schema_version": "discoverybench-task-v3",
      "seed_policy": "no randomness beyond exact model integration",
      "social_objective": "registered discovery or net-value objective",
      "source_choice_permissions": "task-family declared source choices only",
      "source_dependence": "conditionally independent declared channels",
      "target_law": "registered finite target law",
      "task_family": "overlapping-weighted-coverage",
      "task_id": "DB-G09",
      "timing": "simultaneous",
      "world_space": "finite registered world"
    },
    {
      "action_space": "finite registered search actions",
      "agent_count": 2,
      "budget": "registered finite action budget",
      "communication_permissions": "task-family declared messages only",
      "compatible_protocols": [
        "sole-rescue-response"
      ],
      "coverage_function": "union discovery",
      "evaluator": "exact",
      "evidence_channels": [
        "conditionally independent declared channels"
      ],
      "expected_metrics": {
        "sole-rescue-response": {
          "discovery": "8/9",
          "obedience": true,
          "strict-margin": "0",
          "transfer-budget": "0",
          "truthfulness": true
        }
      },
      "feedback": "none",
      "observables": [
        "discovery",
        "obedience",
        "strict-margin",
        "transfer-budget",
        "truthfulness"
      ],
      "per_agent_information": [
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ]
      ],
      "prior": "registered exact rational prior",
      "private_objective": "registered private payoff or protocol control",
      "public_status": "golden",
      "reference_claims": [
        "DD-C-0048"
      ],
      "reference_runs": [
        "20260721T051457Z_DD-006_d49a50ea_068bce4af3"
      ],
      "report_message_space": "finite registered message space",
      "reward_rule": "registered positive sole-rescue score difference",
      "schema_version": "discoverybench-task-v3",
      "seed_policy": "no randomness beyond exact model integration",
      "social_objective": "registered discovery or net-value objective",
      "source_choice_permissions": "task-family declared source choices only",
      "source_dependence": "conditionally independent declared channels",
      "target_law": "registered finite target law",
      "task_family": "score-difference-mechanism",
      "task_id": "DB-G10",
      "timing": "simultaneous",
      "world_space": "finite registered world"
    },
    {
      "action_space": "finite registered search actions",
      "agent_count": 2,
      "budget": "registered finite action budget",
      "communication_permissions": "task-family declared messages only",
      "compatible_protocols": [
        "dd006a-mechanism"
      ],
      "coverage_function": "union discovery",
      "evaluator": "exact",
      "evidence_channels": [
        "conditionally independent declared channels"
      ],
      "expected_metrics": {
        "dd006a-mechanism": {
          "discovery": "11/12",
          "obedience": true,
          "strict-margin": "0",
          "transfer-budget": "0",
          "truthfulness": true
        }
      },
      "feedback": "none",
      "observables": [
        "discovery",
        "obedience",
        "strict-margin",
        "transfer-budget",
        "truthfulness"
      ],
      "per_agent_information": [
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ]
      ],
      "prior": "registered exact rational prior",
      "private_objective": "registered private payoff or protocol control",
      "public_status": "golden",
      "reference_claims": [
        "DD-C-0050"
      ],
      "reference_runs": [
        "20260721T140745Z_DD-006_401ad624_c942f43e42"
      ],
      "report_message_space": "finite registered message space",
      "reward_rule": "registered normalized linear transfer",
      "schema_version": "discoverybench-task-v3",
      "seed_policy": "no randomness beyond exact model integration",
      "social_objective": "registered discovery or net-value objective",
      "source_choice_permissions": "task-family declared source choices only",
      "source_dependence": "conditionally independent declared channels",
      "target_law": "registered finite target law",
      "task_family": "dd006a-transfer-frontier",
      "task_id": "DB-G11",
      "timing": "simultaneous",
      "world_space": "finite registered world"
    },
    {
      "action_space": "finite registered search actions",
      "agent_count": 2,
      "budget": "registered finite action budget",
      "communication_permissions": "task-family declared messages only",
      "compatible_protocols": [
        "dd006b-mechanism"
      ],
      "coverage_function": "union discovery",
      "evaluator": "exact",
      "evidence_channels": [
        "conditionally independent declared channels"
      ],
      "expected_metrics": {
        "dd006b-mechanism": {
          "discovery": "11/12",
          "obedience": true,
          "strict-margin": "13/72",
          "transfer-budget": "35/24",
          "truthfulness": true
        }
      },
      "feedback": "none",
      "observables": [
        "discovery",
        "obedience",
        "strict-margin",
        "transfer-budget",
        "truthfulness"
      ],
      "per_agent_information": [
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ]
      ],
      "prior": "registered exact rational prior",
      "private_objective": "registered private payoff or protocol control",
      "public_status": "golden",
      "reference_claims": [
        "DD-C-0053"
      ],
      "reference_runs": [
        "20260721T165512Z_DD-006B_f022a1a5_3be21d0b9b"
      ],
      "report_message_space": "finite registered message space",
      "reward_rule": "registered subsidized joint mechanism",
      "schema_version": "discoverybench-task-v3",
      "seed_policy": "no randomness beyond exact model integration",
      "social_objective": "registered discovery or net-value objective",
      "source_choice_permissions": "task-family declared source choices only",
      "source_dependence": "conditionally independent declared channels",
      "target_law": "registered finite target law",
      "task_family": "dd006b-strict-joint-mechanism",
      "task_id": "DB-G12",
      "timing": "simultaneous",
      "world_space": "finite registered world"
    },
    {
      "action_space": "finite registered search actions",
      "agent_count": 2,
      "budget": "registered finite action budget",
      "communication_permissions": "task-family declared messages only",
      "compatible_protocols": [
        "private-clue-following"
      ],
      "coverage_function": "union discovery",
      "evaluator": "exact",
      "evidence_channels": [
        "one common and one independent source choice"
      ],
      "expected_metrics": {
        "private-clue-following": {
          "discovery": "8/9",
          "information-cost": "1/8",
          "social-net-value": "55/72"
        }
      },
      "feedback": "none",
      "observables": [
        "discovery",
        "information-cost",
        "social-net-value"
      ],
      "per_agent_information": [
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ]
      ],
      "prior": "registered exact rational prior",
      "private_objective": "registered private payoff or protocol control",
      "public_status": "golden",
      "reference_claims": [
        "DD-C-0051"
      ],
      "reference_runs": [
        "20260721T141527Z_DD-008_0d11dc77_7e0c8f1d66"
      ],
      "report_message_space": "finite registered message space",
      "reward_rule": "common discovery objective",
      "schema_version": "discoverybench-task-v3",
      "seed_policy": "no randomness beyond exact model integration",
      "social_objective": "registered discovery or net-value objective",
      "source_choice_permissions": "task-family declared source choices only",
      "source_dependence": "one common and one independent source choice",
      "target_law": "registered finite target law",
      "task_family": "two-agent-evidence-acquisition",
      "task_id": "DB-G13",
      "timing": "simultaneous",
      "world_space": "finite registered world"
    },
    {
      "action_space": "finite registered search actions",
      "agent_count": 8,
      "budget": "registered finite action budget",
      "communication_permissions": "task-family declared messages only",
      "compatible_protocols": [
        "ex-ante-role-policy"
      ],
      "coverage_function": "union discovery",
      "evaluator": "exact",
      "evidence_channels": [
        "eight independent p=3/4 sources"
      ],
      "expected_metrics": {
        "ex-ante-role-policy": {
          "discovery": "65535/65536",
          "effective-channels": "8",
          "information-cost": "0"
        }
      },
      "feedback": "none",
      "observables": [
        "discovery",
        "effective-channels",
        "information-cost"
      ],
      "per_agent_information": [
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ]
      ],
      "prior": "registered exact rational prior",
      "private_objective": "registered private payoff or protocol control",
      "public_status": "golden",
      "reference_claims": [
        "DD-C-0052"
      ],
      "reference_runs": [
        "20260721T163030Z_DD-008A_8b70668b_06307caab4"
      ],
      "report_message_space": "finite registered message space",
      "reward_rule": "common discovery objective",
      "schema_version": "discoverybench-task-v3",
      "seed_policy": "no randomness beyond exact model integration",
      "social_objective": "registered discovery or net-value objective",
      "source_choice_permissions": "task-family declared source choices only",
      "source_dependence": "eight independent p=3/4 sources",
      "target_law": "registered finite target law",
      "task_family": "n-agent-source-choice",
      "task_id": "DB-G14",
      "timing": "simultaneous",
      "world_space": "finite registered world"
    },
    {
      "action_space": "finite registered search actions",
      "agent_count": 2,
      "budget": "registered finite action budget",
      "communication_permissions": "task-family declared messages only",
      "compatible_protocols": [
        "registered-atlas-architecture"
      ],
      "coverage_function": "union discovery",
      "evaluator": "exact",
      "evidence_channels": [
        "conditionally independent declared channels"
      ],
      "expected_metrics": {
        "registered-atlas-architecture": {
          "average-action-quality": "5/8",
          "discovery": "5/6",
          "expected-actions": "4/3",
          "expected-rounds": "4/3",
          "social-net-value": "5/6"
        }
      },
      "feedback": "perfect failure elimination",
      "observables": [
        "average-action-quality",
        "discovery",
        "expected-actions",
        "expected-rounds",
        "social-net-value"
      ],
      "per_agent_information": [
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ]
      ],
      "prior": "registered exact rational prior",
      "private_objective": "registered private payoff or protocol control",
      "public_status": "golden",
      "reference_claims": [
        "DD-C-0054"
      ],
      "reference_runs": [
        "20260721T171249Z_DD-009_bc78d249_0c3851c41a"
      ],
      "report_message_space": "finite registered message space",
      "reward_rule": "common discovery objective",
      "schema_version": "discoverybench-task-v3",
      "seed_policy": "no randomness beyond exact model integration",
      "social_objective": "registered discovery or net-value objective",
      "source_choice_permissions": "task-family declared source choices only",
      "source_dependence": "conditionally independent declared channels",
      "target_law": "registered finite target law",
      "task_family": "architecture-atlas",
      "task_id": "DB-G15",
      "timing": "sequential",
      "world_space": "finite registered world"
    },
    {
      "action_space": "finite registered search actions",
      "agent_count": 4,
      "budget": "registered finite action budget",
      "communication_permissions": "task-family declared messages only",
      "compatible_protocols": [
        "private-only",
        "designated-reader",
        "public-only"
      ],
      "coverage_function": "union discovery",
      "evaluator": "exact",
      "evidence_channels": [
        "conditionally independent declared channels"
      ],
      "expected_metrics": {
        "designated-reader": {
          "attention-count": 1,
          "discovery": "31/32",
          "duplicate-use-loss": "0",
          "first-use-gain": "1/32",
          "public-signal-user-count": 1
        },
        "private-only": {
          "attention-count": 0,
          "discovery": "15/16",
          "duplicate-use-loss": "0",
          "first-use-gain": "1/32",
          "public-signal-user-count": 0
        },
        "public-only": {
          "attention-count": 4,
          "discovery": "3/4",
          "duplicate-use-loss": "7/32",
          "first-use-gain": "1/32",
          "public-signal-user-count": 4
        }
      },
      "feedback": "none",
      "observables": [
        "attention-count",
        "discovery",
        "duplicate-use-loss",
        "first-use-gain",
        "public-signal-user-count"
      ],
      "per_agent_information": [
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ]
      ],
      "prior": "registered exact rational prior",
      "private_objective": "registered private payoff or protocol control",
      "public_status": "golden",
      "reference_claims": [
        "DD-C-0059"
      ],
      "reference_runs": [
        "20260721T212943Z_DD-012_9ed0928e_4a3f1ba62b"
      ],
      "report_message_space": "finite registered message space",
      "reward_rule": "common discovery objective",
      "schema_version": "discoverybench-task-v3",
      "seed_policy": "no randomness beyond exact model integration",
      "social_objective": "registered discovery or net-value objective",
      "source_choice_permissions": "task-family declared source choices only",
      "source_dependence": "conditionally independent declared channels",
      "target_law": "registered finite target law",
      "task_family": "dd012-attention-profiles",
      "task_id": "DB-G16",
      "timing": "simultaneous",
      "world_space": "finite registered world"
    },
    {
      "action_space": "finite registered search actions",
      "agent_count": 4,
      "budget": "registered finite action budget",
      "communication_permissions": "task-family declared messages only",
      "compatible_protocols": [
        "voluntary-attention-equilibrium",
        "designated-reader"
      ],
      "coverage_function": "union discovery",
      "evaluator": "exact",
      "evidence_channels": [
        "conditionally independent declared channels"
      ],
      "expected_metrics": {
        "designated-reader": {
          "attention-count": 1,
          "attention-wedge": "0",
          "discovery": "31/32"
        },
        "voluntary-attention-equilibrium": {
          "attention-count": 3,
          "attention-wedge": "3/32",
          "discovery": "7/8"
        }
      },
      "feedback": "none",
      "observables": [
        "attention-count",
        "attention-wedge",
        "discovery"
      ],
      "per_agent_information": [
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ]
      ],
      "prior": "registered exact rational prior",
      "private_objective": "registered private payoff or protocol control",
      "public_status": "golden",
      "reference_claims": [
        "DD-C-0060",
        "DD-C-0061"
      ],
      "reference_runs": [
        "20260721T212943Z_DD-012_9ed0928e_4a3f1ba62b"
      ],
      "report_message_space": "finite registered message space",
      "reward_rule": "common discovery objective",
      "schema_version": "discoverybench-task-v3",
      "seed_policy": "no randomness beyond exact model integration",
      "social_objective": "registered discovery or net-value objective",
      "source_choice_permissions": "task-family declared source choices only",
      "source_dependence": "conditionally independent declared channels",
      "target_law": "registered finite target law",
      "task_family": "dd012-equilibrium-optimum-cell",
      "task_id": "DB-G17",
      "timing": "simultaneous",
      "world_space": "finite registered world"
    },
    {
      "action_space": "finite registered search actions",
      "agent_count": 4,
      "budget": "registered finite action budget",
      "communication_permissions": "task-family declared messages only",
      "compatible_protocols": [
        "public-only",
        "designated-reader",
        "audience-optimal-assignment"
      ],
      "coverage_function": "union discovery",
      "evaluator": "exact",
      "evidence_channels": [
        "conditionally independent declared channels"
      ],
      "expected_metrics": {
        "audience-optimal-assignment": {
          "audience-size": 1,
          "discovery": "31/32",
          "publicity-cost": "0"
        },
        "designated-reader": {
          "audience-size": 1,
          "discovery": "31/32",
          "publicity-cost": "0"
        },
        "public-only": {
          "audience-size": 4,
          "discovery": "3/4",
          "publicity-cost": "7/32"
        }
      },
      "feedback": "none",
      "observables": [
        "audience-size",
        "discovery",
        "publicity-cost"
      ],
      "per_agent_information": [
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ]
      ],
      "prior": "registered exact rational prior",
      "private_objective": "registered private payoff or protocol control",
      "public_status": "golden",
      "reference_claims": [
        "DD-C-0062",
        "DD-C-0063"
      ],
      "reference_runs": [
        "20260721T215811Z_DD-013_09c07448_cdac4fb512"
      ],
      "report_message_space": "finite registered message space",
      "reward_rule": "common discovery objective",
      "schema_version": "discoverybench-task-v3",
      "seed_policy": "no randomness beyond exact model integration",
      "social_objective": "registered discovery or net-value objective",
      "source_choice_permissions": "task-family declared source choices only",
      "source_dependence": "conditionally independent declared channels",
      "target_law": "registered finite target law",
      "task_family": "dd013-audience-design",
      "task_id": "DB-G18",
      "timing": "simultaneous",
      "world_space": "finite registered world"
    },
    {
      "action_space": "finite registered search actions",
      "agent_count": 4,
      "budget": "registered finite action budget",
      "communication_permissions": "task-family declared messages only",
      "compatible_protocols": [
        "audience-optimal-assignment"
      ],
      "coverage_function": "union discovery",
      "evaluator": "exact",
      "evidence_channels": [
        "conditionally independent declared channels"
      ],
      "expected_metrics": {
        "audience-optimal-assignment": {
          "audience-size": 1,
          "discovery": "31/32",
          "transfer-budget": "0"
        }
      },
      "feedback": "none",
      "observables": [
        "audience-size",
        "discovery",
        "transfer-budget"
      ],
      "per_agent_information": [
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ]
      ],
      "prior": "registered exact rational prior",
      "private_objective": "registered private payoff or protocol control",
      "public_status": "golden",
      "reference_claims": [
        "DD-C-0064",
        "DD-C-0065"
      ],
      "reference_runs": [
        "20260721T215811Z_DD-013_09c07448_cdac4fb512"
      ],
      "report_message_space": "finite registered message space",
      "reward_rule": "registered universal-pooling implementation",
      "schema_version": "discoverybench-task-v3",
      "seed_policy": "no randomness beyond exact model integration",
      "social_objective": "registered discovery or net-value objective",
      "source_choice_permissions": "task-family declared source choices only",
      "source_dependence": "conditionally independent declared channels",
      "target_law": "registered finite target law",
      "task_family": "dd013-implementation-mechanism",
      "task_id": "DB-G19",
      "timing": "simultaneous",
      "world_space": "finite registered world"
    },
    {
      "action_space": "finite registered search actions",
      "agent_count": 4,
      "budget": "registered finite action budget",
      "communication_permissions": "task-family declared messages only",
      "compatible_protocols": [
        "conditional-private-dominant",
        "conditional-public-dominant",
        "third-option-contrarian"
      ],
      "coverage_function": "union discovery",
      "evaluator": "exact",
      "evidence_channels": [
        "private and public conditionally independent signals"
      ],
      "expected_metrics": {
        "conditional-private-dominant": {
          "conditional-attention-category": "private-dominant",
          "discovery": "15/16"
        },
        "conditional-public-dominant": {
          "conditional-attention-category": "public-dominant",
          "discovery": "3/4"
        },
        "third-option-contrarian": {
          "conditional-attention-category": "third-option-contrarian",
          "discovery": "895/1024"
        }
      },
      "feedback": "none",
      "observables": [
        "conditional-attention-category",
        "discovery"
      ],
      "per_agent_information": [
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ]
      ],
      "prior": "registered exact rational prior",
      "private_objective": "registered private payoff or protocol control",
      "public_status": "golden",
      "reference_claims": [
        "DD-C-0066",
        "DD-C-0067"
      ],
      "reference_runs": [
        "20260721T222047Z_DD-014_f5f099a8_ea0276dd16"
      ],
      "report_message_space": "finite registered message space",
      "reward_rule": "common discovery objective",
      "schema_version": "discoverybench-task-v3",
      "seed_policy": "no randomness beyond exact model integration",
      "social_objective": "registered discovery or net-value objective",
      "source_choice_permissions": "task-family declared source choices only",
      "source_dependence": "private and public conditionally independent signals",
      "target_law": "registered finite target law",
      "task_family": "dd014-conditional-policies",
      "task_id": "DB-G20",
      "timing": "simultaneous",
      "world_space": "finite registered world"
    },
    {
      "action_space": "finite registered search actions",
      "agent_count": 8,
      "budget": "registered finite action budget",
      "communication_permissions": "task-family declared messages only",
      "compatible_protocols": [
        "threshold-tied-mode-selection",
        "threshold-minimum-team-planner"
      ],
      "coverage_function": "threshold-two atomic discovery",
      "evaluator": "exact",
      "evidence_channels": [
        "conditionally independent declared channels"
      ],
      "expected_metrics": {
        "threshold-minimum-team-planner": {
          "discovery": "223779310319051/333709716796875",
          "expected-viable-candidates": 4,
          "planner-discovery": "223779310319051/333709716796875"
        },
        "threshold-tied-mode-selection": {
          "discovery": "275661897594857/576650390625000",
          "expected-viable-candidates": "4605284003019928/3243658447265625",
          "planner-discovery": "223779310319051/333709716796875"
        }
      },
      "feedback": "none",
      "observables": [
        "discovery",
        "expected-viable-candidates",
        "planner-discovery"
      ],
      "per_agent_information": [
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ]
      ],
      "prior": "registered exact rational prior",
      "private_objective": "registered private payoff or protocol control",
      "public_status": "golden",
      "reference_claims": [
        "DD-C-0071",
        "DD-C-0073"
      ],
      "reference_runs": [
        "20260722T021526Z_DD-016_00271ff8_123b2809e3"
      ],
      "report_message_space": "finite registered message space",
      "reward_rule": "selected equal-split rule or common-payoff planner",
      "schema_version": "discoverybench-task-v3",
      "seed_policy": "no randomness beyond exact model integration",
      "social_objective": "registered discovery or net-value objective",
      "source_choice_permissions": "task-family declared source choices only",
      "source_dependence": "conditionally independent declared channels",
      "target_law": "registered finite target law",
      "task_family": "dd016-threshold-discovery",
      "task_id": "DB-G21",
      "timing": "simultaneous",
      "world_space": "finite registered world"
    },
    {
      "action_space": "finite registered search actions",
      "agent_count": 6,
      "budget": "registered finite action budget",
      "communication_permissions": "task-family declared messages only",
      "compatible_protocols": [
        "threshold-equilibrium-census"
      ],
      "coverage_function": "union discovery",
      "evaluator": "exact",
      "evidence_channels": [
        "conditionally independent declared channels"
      ],
      "expected_metrics": {
        "threshold-equilibrium-census": {
          "pair-instability-games": 8,
          "tau-instability-games": 35,
          "tied-mode-failure-games": 21,
          "zero-worst-equilibrium-games": 52
        }
      },
      "feedback": "none",
      "observables": [
        "pair-instability-games",
        "tau-instability-games",
        "tied-mode-failure-games",
        "zero-worst-equilibrium-games"
      ],
      "per_agent_information": [
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ]
      ],
      "prior": "registered exact rational prior",
      "private_objective": "registered private payoff or protocol control",
      "public_status": "golden",
      "reference_claims": [
        "DD-C-0075",
        "DD-C-0076",
        "DD-C-0077",
        "DD-C-0078"
      ],
      "reference_runs": [
        "20260722T024032Z_DD-017_033452f6_3d2c74fdfb"
      ],
      "report_message_space": "finite registered message space",
      "reward_rule": "threshold-adjusted equal split",
      "schema_version": "discoverybench-task-v3",
      "seed_policy": "no randomness beyond exact model integration",
      "social_objective": "registered discovery or net-value objective",
      "source_choice_permissions": "task-family declared source choices only",
      "source_dependence": "conditionally independent declared channels",
      "target_law": "registered finite target law",
      "task_family": "dd017-threshold-equilibrium-registry",
      "task_id": "DB-G22",
      "timing": "simultaneous",
      "world_space": "finite registered world"
    },
    {
      "action_space": "finite registered search actions",
      "agent_count": 3,
      "budget": "registered finite action budget",
      "communication_permissions": "task-family declared messages only",
      "compatible_protocols": [
        "dynamic-autonomous-bayes",
        "dynamic-common-information-planner"
      ],
      "coverage_function": "union discovery",
      "evaluator": "exact",
      "evidence_channels": [
        "conditionally independent declared channels"
      ],
      "expected_metrics": {
        "dynamic-autonomous-bayes": {
          "stopping-action-savings-cells": 32,
          "visibility-joint-loss-cells": 18
        },
        "dynamic-common-information-planner": {
          "planner-strict-gain-rows": 38,
          "stopping-action-savings-cells": 32
        }
      },
      "feedback": "visible prior actions with fixed-budget or stopping feedback",
      "observables": [
        "planner-strict-gain-rows",
        "stopping-action-savings-cells",
        "visibility-joint-loss-cells"
      ],
      "per_agent_information": [
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ]
      ],
      "prior": "registered exact rational prior",
      "private_objective": "registered private payoff or protocol control",
      "public_status": "golden",
      "reference_claims": [
        "DD-C-0079",
        "DD-C-0080",
        "DD-C-0081"
      ],
      "reference_runs": [
        "20260722T043713Z_DD-015_92d53ac1_0e7cf1ec0a"
      ],
      "report_message_space": "finite registered message space",
      "reward_rule": "full duplicate credit or common discovery objective",
      "schema_version": "discoverybench-task-v3",
      "seed_policy": "no randomness beyond exact model integration",
      "social_objective": "registered discovery or net-value objective",
      "source_choice_permissions": "task-family declared source choices only",
      "source_dependence": "conditionally independent declared channels",
      "target_law": "registered finite target law",
      "task_family": "dd015-dynamic-attention",
      "task_id": "DB-G23",
      "timing": "sequential",
      "world_space": "finite registered world"
    },
    {
      "action_space": "finite registered search actions",
      "agent_count": 4,
      "budget": "registered finite action budget",
      "communication_permissions": "task-family declared messages only",
      "compatible_protocols": [
        "team-token-mechanism",
        "marginal-team-contribution",
        "universal-pooling-team"
      ],
      "coverage_function": "threshold-two atomic discovery",
      "evaluator": "exact",
      "evidence_channels": [
        "conditionally independent declared channels"
      ],
      "expected_metrics": {
        "marginal-team-contribution": {
          "equilibrium-multiplicity": 21,
          "pair-stable-rows": 5,
          "planner-portfolio-rows": 5
        },
        "team-token-mechanism": {
          "equilibrium-multiplicity": 25,
          "pair-stable-rows": 5,
          "planner-portfolio-rows": 5
        },
        "universal-pooling-team": {
          "equilibrium-multiplicity": "21,9,9,3,9",
          "pair-stable-rows": 1,
          "planner-portfolio-rows": 0
        }
      },
      "feedback": "none",
      "observables": [
        "equilibrium-multiplicity",
        "pair-stable-rows",
        "planner-portfolio-rows"
      ],
      "per_agent_information": [
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ],
        [
          "declared private observation"
        ]
      ],
      "prior": "registered exact rational prior",
      "private_objective": "registered private payoff or protocol control",
      "public_status": "golden",
      "reference_claims": [
        "DD-C-0083",
        "DD-C-0084",
        "DD-C-0085",
        "DD-C-0086"
      ],
      "reference_runs": [
        "20260722T051847Z_DD-018_a193f602_3b3ddac173"
      ],
      "report_message_space": "finite registered message space",
      "reward_rule": "registered common-posterior team mechanism",
      "schema_version": "discoverybench-task-v3",
      "seed_policy": "no randomness beyond exact model integration",
      "social_objective": "registered discovery or net-value objective",
      "source_choice_permissions": "task-family declared source choices only",
      "source_dependence": "conditionally independent declared channels",
      "target_law": "registered finite target law",
      "task_family": "dd018-minimum-viable-team-mechanisms",
      "task_id": "DB-G24",
      "timing": "simultaneous",
      "world_space": "finite registered world"
    }
  ]
}