Evidence · first-party tested

Fails to reliably detect handwritten signature imagery and collapses the surrounding signature section structure, even though nearby digital text is still recovered.

✗ Failed🧾 artifact-verifiedTested Jun 20, 2026Upstage AI →
Output — unretouched
Annual report signatures page
Annual report signatures page
Output — unretouched
OCR extraction of the signatures page and board member names.
OCR extraction of the signatures page and board member names.
The observation

Fails to reliably detect handwritten signature imagery and collapses the surrounding signature section structure, even though nearby digital text is still recovered.

Criterion: Visual Content Retention · Scenario: Sumitomo Heavy Industries Consolidated Financial Report (group: financial-report)
Query this
get_evidence({
  tool: "upstage-ai",
  scenario: "financial-report"
})
MCP · mcp.aidemos.com/api/mcp
Free with attribution.
Same input, other tools
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Real outputs, no retouching · every cell queryable via API & MCP · aidemos.com