{
  "schema_version": 1,
  "id": "evt-2025-seed-prover",
  "slug": "seed-prover-deep-broad-formal-reasoning",
  "title": {
    "en": "Seed-Prover combines deep and broad formal reasoning and proves five IMO 2025 problems",
    "zh-CN": "Seed-Prover 结合深度与广度形式推理并证明 IMO 2025 五道题"
  },
  "dates": {
    "event": "2025-07-31",
    "first_public_claim": "2025-07-31",
    "paper_release": "2025-07-31",
    "artifact_release": null,
    "independently_verified": null,
    "added_to_chronicle": "2026-09-10",
    "last_updated": "2026-09-11"
  },
  "event_types": [
    "proof",
    "competition",
    "system"
  ],
  "significance": {
    "tier": "H2",
    "rationale": {
      "en": "Seed-Prover showed that Lean-verified long-reasoning systems could scale to most of a contemporary IMO and substantially raise PutnamBench performance.",
      "zh-CN": "Seed-Prover 展示了 Lean 验证的长程推理系统可以扩展到当届 IMO 大多数题目，并显著提升 PutnamBench 表现。"
    }
  },
  "mathematical_novelty": {
    "type": "benchmark_result"
  },
  "interfaces": [
    "formal",
    "symbolic"
  ],
  "claim": {
    "en": "Seed-Prover reported proving 78.1% of formalized past IMO problems, more than half of PutnamBench, and five of six IMO 2025 problems with Seed-Prover plus Seed-Geometry.",
    "zh-CN": "Seed-Prover 报告证明 78.1% 的形式化历届 IMO 问题、超过一半 PutnamBench，并通过 Seed-Prover 与 Seed-Geometry 完成 IMO 2025 六题中的五题。"
  },
  "summary": {
    "en": "The system iteratively refines whole proofs from Lean feedback and uses test-time strategies for deep and broad search.",
    "zh-CN": "系统依据 Lean 反馈迭代改进整段证明，并使用深度与广度相结合的测试时搜索策略。"
  },
  "why_it_matters": {
    "en": "It pushed formal Olympiad proving from benchmark progress toward near-complete coverage of a live IMO problem set.",
    "zh-CN": "它把形式奥赛证明从基准进展推进到几乎覆盖一届真实 IMO 题集。"
  },
  "ai_role": {
    "level": "ai_primary_human_verified",
    "description": {
      "en": "The prover iteratively revises whole Lean proofs and a dedicated geometry engine handles formal geometry.",
      "zh-CN": "证明器迭代修订整段 Lean 证明，专用几何引擎处理形式几何问题。"
    }
  },
  "human_contribution": {
    "description": {
      "en": "Researchers designed inference strategies, training and the geometry engine and evaluated formal proofs.",
      "zh-CN": "研究者设计推理策略、训练流程与几何引擎并评测形式证明。"
    }
  },
  "systems": [
    "seed-prover",
    "seed-geometry",
    "lean"
  ],
  "organizations": [
    "bytedance-seed"
  ],
  "people": [],
  "problems": [
    "imo-2025",
    "putnambench",
    "minif2f"
  ],
  "methods": [
    "whole-proof-reasoning",
    "lean-feedback",
    "test-time-search"
  ],
  "verification": {
    "evidence_level": "E3",
    "status": "paper_released",
    "formal_assurance": "machine_checked",
    "history": [
      {
        "date": "2025-07-31",
        "status": "paper_released",
        "evidence_level": "E2",
        "note": {
          "en": "The Chronicle records this event from the cited primary or official source; the status does not imply independent Chronicle verification.",
          "zh-CN": "Chronicle 依据所引 primary / official source 记录该事件；该状态不表示 Chronicle 已完成独立验证。"
        }
      },
      {
        "date": "2026-09-11",
        "status": "paper_released",
        "evidence_level": "E3",
        "note": {
          "en": "This corpus refresh added a directly inspectable public artifact maintained by the authors or releasing organization. E3 records artifact-level inspectability and does not imply independent verification of the underlying scientific or mathematical claim.",
          "zh-CN": "本轮 corpus 刷新增补了由作者或发布机构维护、可直接检查的公开产物。E3 表示证据已达到可检查 artifact 层级，并不等同于底层科学或数学主张已获得独立验证。"
        }
      }
    ]
  },
  "sources": [
    {
      "id": "arxiv-seed-prover-2507.23726",
      "tier": "S1",
      "type": "paper",
      "title": "Seed-Prover: Deep and Broad Reasoning for Automated Theorem Proving",
      "url": "https://arxiv.org/abs/2507.23726",
      "primary": true,
      "published_date": "2025-07-31",
      "accessed_at": "2026-09-10"
    },
    {
      "id": "github-seed-prover",
      "tier": "S1",
      "type": "repository",
      "title": "Seed-Prover formal theorem-proving repository",
      "url": "https://github.com/ByteDance-Seed/Seed-Prover",
      "primary": true,
      "published_date": null,
      "accessed_at": "2026-09-11"
    }
  ],
  "artifacts": [
    {
      "id": "seed-prover-repository",
      "kind": "proof",
      "title": "Seed-Prover code and IMO 2025 formal proof artifacts",
      "url": "https://github.com/ByteDance-Seed/Seed-Prover"
    }
  ],
  "relationships": {
    "predecessors": [
      "evt-2025-deepseek-prover-v2",
      "evt-2024-alphaproof-alphageometry2-imo"
    ],
    "successors": [],
    "related": []
  },
  "timeline": {
    "featured": true,
    "significance": "primary"
  },
  "tags": [
    "lean",
    "imo",
    "formal-proof",
    "test-time-search"
  ],
  "editorial": {
    "created_at": "2026-09-10",
    "last_reviewed": "2026-09-11",
    "reviewers": [
      "Charlie-Wang-03"
    ]
  },
  "corrections": []
}