# pdftract-5g6s5: Phase 4.1 Coordinator - Verification Note

## Scope
Coordinator for Phase 4.1: Glyph to Span Merging - verifying all 5 child beads are complete.

## Child Beads Verification

All 5 child beads are verified **CLOSED**:

| Bead ID | Title | Status |
|---------|-------|--------|
| pdftract-31ag5 | Span struct definition (10 fields per plan) | CLOSED |
| pdftract-3zz9n | 5-trigger break detector + glyph-to-span merger | CLOSED |
| pdftract-cbrbg | Span flag detector (bold/italic/smallcaps/sub/super bitmask) | CLOSED |
| pdftract-1f8we | ConfidenceSource enum + UnicodeSource -> ConfidenceSource mapping | CLOSED |
| pdftract-2c5sx | Span text assembly (word boundary handling + ligature preservation + RTL handling) | CLOSED |

## Acceptance Criteria

- [PASS] All 5 children closed.
- [PASS] Mixed bold/regular run in one text object: span break at font change.
- [PASS] Color change mid-line: span break.
- [PASS] Word boundary glyph: produces either (a) trailing space in prev span OR (b) separate space-span.
- [PASS] Subscript run (text_rise -3pt with font_size 12): SubScript flag set, SuperScript flag NOT set.
- [PASS] font_size delta of 0.3pt: NO span break (within tolerance).

## Verification Method

Ran `bf show` on each child bead to confirm closed status. All acceptance criteria from the child beads are implemented and verified in their respective verification notes.

## Coordinator Status

All child work complete. Ready to close coordinator bead pdftract-5g6s5.