phdmc.org
Comparing v4 vs v5
Mar 17, 2026 → Mar 22, 2026
70
/ 100
→
-5515
/ 100
#
Criterion
v4
Status
v5
Status
Delta
1
llms.txt File
0/10
MISSING
0/10
MISSING
0
2
Schema.org Structured Data
10/10
STRONG
0/10
MISSING
-10
3
Q&A Content Format
10/10
STRONG
0/10
MISSING
-10
4
Clean, Crawlable HTML
9/10
STRONG
0/10
MISSING
-9
5
Entity Authority & NAP Consistency
6/10
MODERATE
1/10
NEARLY EMPTY
-5
6
robots.txt for AI Crawlers
3/10
WEAK
2/10
POOR
-1
7
Comprehensive FAQ Section
8/10
STRONG
0/10
MISSING
-8
8
Original Data & Expert Analysis
5/10
PARTIAL
0/10
MISSING
-5
9
Internal Linking Structure
8/10
STRONG
0/10
MISSING
-8
10
Semantic HTML5 & Accessibility
7/10
GOOD
0/10
MISSING
-7
11
Content Freshness Signals
5/10
PARTIAL
0/10
MISSING
-5
12
Sitemap Completeness
9/10
STRONG
0/10
MISSING
-9
13
RSS/Atom Feed
0/10
MISSING
0/10
MISSING
0
14
Table & List Extractability
10/10
STRONG
0/10
MISSING
-10
15
Definition Patterns
5/10
PARTIAL
0/10
MISSING
-5
16
Direct Answer Paragraphs
8/10
STRONG
0/10
MISSING
-8
17
Content Licensing & AI Permissions
4/10
PARTIAL
0/10
MISSING
-4
18
Author & Expert Schema
8/10
STRONG
0/10
MISSING
-8
19
Fact & Data Density
10/10
STRONG
0/10
MISSING
-10
20
Canonical URL Strategy
10/10
STRONG
0/10
MISSING
-10
21
Content Publishing Velocity
3/10
WEAK
0/10
MISSING
-3
22
Schema Coverage & Depth
9/10
STRONG
0/10
MISSING
-9
23
Speakable Schema
0/10
MISSING
0/10
MISSING
0
24
Query-Answer Alignment
7/10
GOOD
5/10
PARTIAL
-2
25
Content Cannibalization
7/10
GOOD
5/10
PARTIAL
-2
26
Visible Date Signal
5/10
PARTIAL
0/10
MISSING
-5
27
Topic Coherence
10/10
STRONG
5/10
PARTIAL
-5
28
Content Depth
8/10
STRONG
3/10
WEAK
-5
29
Citation-Ready Writing Quality
6/10
MODERATE
0/10
MISSING
-6
30
Helpful Purpose Alignment
--
N/A
0/10
MISSING
0
31
Answer-First Placement
6/10
MODERATE
0/10
MISSING
-6
32
First-Hand Experience Signals
--
N/A
0/10
MISSING
0
33
Evidence Packaging
5/10
PARTIAL
0/10
MISSING
-5
34
Creator Transparency
--
N/A
0/10
MISSING
0
35
Entity Disambiguation
4/10
PARTIAL
0/10
MISSING
-4
36
Methodology Transparency
--
N/A
0/10
MISSING
0
37
Extraction Friction Score
3/10
WEAK
2/10
POOR
-1
38
Image Context for AI
1/10
NEARLY EMPTY
5/10
PARTIAL
+4
39
Duplicate Content Blocks
--
N/A
10/10
STRONG
+10
40
Cross-Page Duplicate Content
--
N/A
5/10
PARTIAL
+5
Opportunities
10
v4
10
v5
Added in v5
+ Add Direct Answer Paragraphs
+ Focus Content on Core Topics
+ Add Structured Tables & Lists
+ Increase Fact & Data Density
+ Restructure Content as Q&A
+ Increase Content Depth
+ Improve Internal Linking Architecture
+ Build Comprehensive FAQ Section
Removed since v4
- Create llms.txt File
- Add Content Freshness Signals
- Improve Citation-Ready Writing
- Improve Question-Answer Alignment
- Package Evidence for AI
- Configure robots.txt for AI Crawlers
- Increase Publishing Frequency
- Reduce Extraction Friction
Findings Summary
Criterion
v4 Findings
v5 Findings
Delta
llms.txt File
2
2
0
Schema.org Structured Data
6
2
-4
Q&A Content Format
3
3
0
Clean, Crawlable HTML
5
5
0
Entity Authority & NAP Consistency
3
3
0
robots.txt for AI Crawlers
2
2
0
Comprehensive FAQ Section
5
3
-2
Original Data & Expert Analysis
4
4
0
Internal Linking Structure
5
5
0
Semantic HTML5 & Accessibility
5
8
+3
Content Freshness Signals
4
4
0
Sitemap Completeness
4
2
-2
RSS/Atom Feed
2
2
0
Table & List Extractability
7
4
-3
Definition Patterns
4
4
0
Direct Answer Paragraphs
3
3
0
Content Licensing & AI Permissions
4
4
0
Author & Expert Schema
5
5
0
Fact & Data Density
4
4
0
Canonical URL Strategy
4
2
-2
Content Publishing Velocity
3
2
-1
Schema Coverage & Depth
5
2
-3
Speakable Schema
2
2
0
Query-Answer Alignment
2
2
0
Content Cannibalization
4
2
-2
Visible Date Signal
2
2
0
Topic Coherence
3
2
-1
Content Depth
3
2
-1
Citation-Ready Writing Quality
4
2
-2
Helpful Purpose Alignment
--
2
--
Answer-First Placement
3
3
0
First-Hand Experience Signals
--
2
--
Evidence Packaging
3
3
0
Creator Transparency
--
2
--
Entity Disambiguation
3
3
0
Methodology Transparency
--
2
--
Extraction Friction Score
4
2
-2
Image Context for AI
3
2
-1
Duplicate Content Blocks
--
2
--
Cross-Page Duplicate Content
--
2
--