Extreme-ductility PDF numeric/page verification report

• Status: completed
• Recorded: 2026-08-18
• Basis: user confirmed that extreme ductility source notes were checked against original PDFs for numeric values and page references.
• Source records updated: 59
• Claim-evidence rows updated: 136
• Matrix: 07_visualization/extreme_ductility_extension_claim_evidence_matrix.csv
• Source index: 00_sources/extreme_ductility_extension/metadata/extreme_ductility_extension_source_index.csv

Verification fields applied

• numeric_check_status = verified_against_original_pdf
• page_check_status = verified_against_original_pdf
• pdf_original_status = available
• numeric_page_verification_status = completed_verified_against_original_pdf

Next quality-control step

The next work is no longer basic numeric/page verification. Recommended next step is synthesis-level cleanup: reorganize 02_concepts/extreme_ductility_ecc.md into a lineage node and classify rows by mechanism/material system.