Normalize v1.5 literature triage

Remove generic confidence from the 2,084 v1.5 literature reviews. Map disproved to solved and uncertain to partially solved, using the existing UnsolvedMath status/classification taxonomy.

README.md

@@ -115,18 +115,17 @@ This release adds a dated **literature triage to all 2,084 problem records
 outside the AMR and AIM collections**. No problems were added or removed, and
 the existing AMR and AIM problem records and research reports are unchanged.
 Each review was checked on 2026-08-17 and is appended to the corresponding
-problem's `background` field, with a literature-status assessment, confidence
-level, verified partial progress, resolution check, remaining work, and source
-links.
+problem's `background` field, with a literature-status assessment, verified
+partial progress, resolution check, remaining work, and source links.
 
-- **Literature status**: 670 open, 1,071 partially solved, 144 uncertain, 123 solved, and 76 disproved.
-- **Confidence**: 1,599 high, 458 medium, and 27 low.
+- **Literature status**: 670 open, 1,215 partially solved, and 199 solved.
 - **Scope**: only non-AMR and non-AIM records; 3,342 AMR and 3,359 AIM records are preserved from v1.4.
 - **Data change**: `background` only; statements, identifiers, categories, difficulty assignments, and existing status fields are unchanged.
 
 The v1.5 literature labels are dated machine-generated research aids. They
 supplement the legacy `status` field and require independent verification
-before citation.
+before citation. A refutation or counterexample is classified as solved;
+uncertain literature status is classified as partially solved.
 
 ### Supported Tasks
 

dataset.json

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:1c0cf259e10ac234bfa49591bd52e5dc0323f1debb26c426e0510155b689474c
-size 39023323
+oid sha256:6f993176418d57be89c89e27af4ccdef6dae0177b9ed887368e8d66a1c235c78
+size 38973122

problems.json

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:bb152fa4578a2e62d728227bc5b2dec47ce8113fd81aeb5f8f8c127623d027bb
-size 38586872
+oid sha256:8ae5b01b910bb6123e6de5813204026a01be16dd9bc1883cd51c9c0e1a4b62da
+size 38536671

statistics.json

@@ -103,24 +103,15 @@
   "literature_review_checked": "2026-08-17",
   "statuses": {
    "open": 670,
-   "partially_solved": 1071,
-   "uncertain": 144,
-   "solved": 123,
-   "disproved": 76
-  },
-  "confidence": {
-   "high": 1599,
-   "medium": 458,
-   "low": 27
+   "partially_solved": 1215,
+   "solved": 199
   },
   "classifications": {
    "OPEN-TRIAGE": 670,
-   "PARTIAL-PROGRESS": 1071,
-   "STATUS-UNCERTAIN": 144,
-   "SOLVED-IN-LITERATURE": 123,
-   "REFUTED-IN-LITERATURE": 76
+   "PARTIAL-PROGRESS": 1215,
+   "SOLVED-IN-LITERATURE": 199
   },
-  "note": "Each dated literature review is appended to the problem background with source links. These machine-generated triage labels supplement the legacy status field and require independent verification before citation."
+  "note": "Each dated literature review is appended to the problem background with source links. A refutation or counterexample is classified as solved, and uncertain literature status is classified as partially solved. These machine-generated triage labels supplement the legacy status field and require independent verification before citation."
  },
  "version": "1.5.0"
 }