Changes for page FactHarbor POC1 Architecture Analysis 1.Jan.26

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1		-FactHarbor POC1 Architecture Analysis
	1	+FactHarbor POC1 Architecture Analysis 01.Jan.26

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1	1	= FactHarbor POC1 Architecture Analysis =
2	2
3		-
4	4	**Version:** 2.6.17
5	5	**Analysis Date:** January 2026
6	6	**Document Purpose:** Technical diagrams, gap analysis, and optimization recommendations
7	7
8		------
9		-
10	10	----
11	11
12	12	== 1. AKEL Flow Diagram (with LLM and WebSearch Interactions) ==
...	...	@@ -93,14 +93,125 @@
93	93	class UNDERSTAND,DECIDE,FETCHSRC,EXTRACT,VERDICT,REPORT step
94	94	{{/mermaid}}
95	95
96		------
	93	+----
97	97
98		-
99	99	== 2. ERD Data Model (Current POC1 Implementation) ==
100	100
	97	+**Data Objects ERD**
101	101
102	102	{{mermaid}}
103	103	erDiagram
	101	+ ARTICLE ||--o{ CLAIM : "contains"
	102	+ ARTICLE ||--|| ARTICLE_VERDICT : "has"
	103	+ CLAIM ||--|| CLAIM_VERDICT : "has"
	104	+ CLAIM ||--o{ CLAIM : "depends on"
	105	+ CLAIM_VERDICT }o--o{ EVIDENCE : "supported by"
	106	+ SOURCE ||--o{ EVIDENCE : "provides"
	107	+ ARTICLE ||--o{ SOURCE : "references"
	108	+
	109	+ ARTICLE {
	110	+ string id PK "Unique identifier (job ID)"
	111	+ string inputType "text | url"
	112	+ string inputValue "Original URL or text"
	113	+ string articleThesis "Main argument/thesis"
	114	+ string detectedInputType "question | claim | article"
	115	+ boolean isQuestion "True if input is a question"
	116	+ datetime createdAt "Analysis timestamp"
	117	+ datetime updatedAt "Last update"
	118	+ json distinctProceedings "Legal proceedings if any"
	119	+ boolean hasMultipleProceedings "Multi-proceeding flag"
	120	+ string proceedingContext "Context for proceedings"
	121	+ json logicalFallacies "Detected fallacies array"
	122	+ boolean isPseudoscience "Pseudoscience detection"
	123	+ string_array pseudoscienceCategories "Categories if detected"
	124	+ int llmCalls "Total LLM API calls"
	125	+ json searchQueries "All search queries performed"
	126	+ string schemaVersion "e.g. 2.6.17"
	127	+ }
	128	+
	129	+ CLAIM {
	130	+ string id PK "SC1, SC2, C1, etc."
	131	+ string articleId FK "Parent article"
	132	+ string text "The claim statement"
	133	+ string type "legal | procedural | factual | evaluative"
	134	+ string claimRole "attribution | source | timing | core"
	135	+ string_array dependsOn "IDs of prerequisite claims"
	136	+ string_array keyEntities "Named entities in claim"
	137	+ boolean isCentral "Is this a central claim?"
	138	+ string relatedProceedingId "Linked proceeding if any"
	139	+ int startOffset "Position in original text"
	140	+ int endOffset "End position in original text"
	141	+ string approximatePosition "Descriptive position"
	142	+ }
	143	+
	144	+ CLAIM_VERDICT {
	145	+ string id PK "Same as claim ID"
	146	+ string claimId FK "Reference to claim"
	147	+ string llmVerdict "WELL-SUPPORTED | PARTIALLY-SUPPORTED | UNCERTAIN | REFUTED"
	148	+ string verdict "True | Mostly True | Leaning True | Unverified | Leaning False | Mostly False | False"
	149	+ int confidence "0-100 LLM confidence"
	150	+ int truthPercentage "0-100 calibrated truth score"
	151	+ string riskTier "A (high) | B (medium) | C (low)"
	152	+ string reasoning "Explanation of verdict"
	153	+ string_array supportingFactIds "Evidence IDs supporting this"
	154	+ boolean dependencyFailed "True if prerequisite failed"
	155	+ string_array failedDependencies "Which deps failed"
	156	+ string highlightColor "green | light-green | yellow | orange | dark-orange | red | dark-red"
	157	+ boolean isPseudoscience "Pseudoscience flag"
	158	+ string escalationReason "Why verdict was escalated"
	159	+ }
	160	+
	161	+ ARTICLE_VERDICT {
	162	+ string id PK "Same as article ID"
	163	+ string articleId FK "Reference to article"
	164	+ string llmArticleVerdict "Original LLM verdict"
	165	+ int llmArticleConfidence "Original LLM confidence"
	166	+ string articleVerdict "True | Mostly True | Leaning True | Unverified | Leaning False | Mostly False | False"
	167	+ int articleTruthPercentage "0-100 calibrated score"
	168	+ string articleVerdictReason "Why verdict differs from claims avg"
	169	+ int claimsAverageTruthPercentage "Average of claim verdicts"
	170	+ string claimsAverageVerdict "7-point average verdict"
	171	+ int claimsTotal "Total claims analyzed"
	172	+ int claimsSupported "Claims with truth >= 72%"
	173	+ int claimsUncertain "Claims with truth 43-71%"
	174	+ int claimsRefuted "Claims with truth < 43%"
	175	+ int centralClaimsTotal "Number of central claims"
	176	+ int centralClaimsSupported "Central claims supported"
	177	+ }
	178	+
	179	+ EVIDENCE {
	180	+ string id PK "S1-F1, S1-F2 format"
	181	+ string sourceId FK "Reference to source"
	182	+ string claimId FK "Optional: specific claim this supports"
	183	+ string fact "The factual statement extracted"
	184	+ string category "legal_provision | evidence | expert_quote | statistic | event | criticism"
	185	+ string specificity "high | medium"
	186	+ string sourceExcerpt "Original text excerpt"
	187	+ string relatedProceedingId "Linked proceeding if any"
	188	+ boolean isContestedClaim "Is this a contested assertion"
	189	+ string claimSource "Who made contested claim"
	190	+ }
	191	+
	192	+ SOURCE {
	193	+ string id PK "S1, S2, etc."
	194	+ string articleId FK "Parent article"
	195	+ string url "Full URL"
	196	+ string title "Page/document title"
	197	+ string domain "Extracted domain"
	198	+ int trackRecordScore "0-100 reliability score or null"
	199	+ string fullText "Extracted content"
	200	+ datetime fetchedAt "When content was fetched"
	201	+ string category "news | academic | government | legal"
	202	+ boolean fetchSuccess "True if fetch succeeded"
	203	+ string searchQuery "Which query found this"
	204	+ string mimeType "text/html | application/pdf"
	205	+ }
	206	+{{/mermaid}}
	207	+
	208	+**Data Usage ERD**
	209	+
	210	+{{mermaid}}
	211	+erDiagram
104	104	JOB ||--o{ JOB_EVENT : "has"
105	105	JOB ||--|| ANALYSIS_RESULT : "produces"
106	106	ANALYSIS_RESULT ||--o{ CLAIM_VERDICT : "contains"
...	...	@@ -188,12 +188,10 @@
188	188	}
189	189	{{/mermaid}}
190	190
191		------
	299	+----
192	192
193		-
194	194	== 3. Overall Architecture with Interactions ==
195	195
196		-
197	197	{{mermaid}}
198	198	flowchart TB
199	199	subgraph Client["🖥️ Client Layer"]
...	...	@@ -287,16 +287,12 @@
287	287	class ANALYZE_API,JOBS_API,JOB_API,EVENTS_API,RUN_JOB api
288	288	{{/mermaid}}
289	289
290		------
	396	+----
291	291
292		-
293	293	== 4. Specification vs Implementation Gap Analysis ==
294	294
295		-
296		-
297	297	=== 4.1 Data Model Gaps ===
298	298
299		-
300	300	| Specification Entity | POC1 Status | Gap Description |
301	301	|-|-|-|
302	302	| **Claim** | ⚠️ Partial | No persistent storage; claims exist only in JSON result. Missing: `status`, `confidence_score`, `risk_score`, `completeness_score`, `version`, `views`, `edit_count` |
...	...	@@ -324,9 +324,8 @@
324	324
325	325	=== 4.3 Architecture Gaps ===
326	326
327		-
328	328	| Spec Requirement | POC1 Status | Gap Description |
329		-||-|-|
	430	+| |-|-|
330	330	| **Three-Layer Architecture** | ✅ Implemented | Interface (Next.js) → Processing (AKEL) → Data (SQLite) |
331	331	| **LLM Abstraction Layer** | ✅ Implemented | AI SDK supports multiple providers with failover |
332	332	| **PostgreSQL Primary DB** | ⚠️ Different | Using SQLite for simplicity (acceptable for POC) |
...	...	@@ -337,24 +337,19 @@
337	337
338	338	=== 4.4 Publication & Review Gaps ===
339	339
340		-
341	341	| Spec Feature | POC1 Status | Gap Description |
342		-||-|-|
	442	+| |-|-|
343	343	| **Risk Tier Publication Rules** | ❌ Missing | All results published immediately regardless of tier |
344	344	| **Human Review Queue** | ❌ Missing | No review workflow |
345	345	| **AI-Generated Labeling** | ⚠️ Partial | Results show "AI analysis" but no formal labeling system |
346	346	| **Audit Rate Sampling** | ❌ Missing | No sampling audits |
347	347
348		------
	448	+----
349	349
350		-
351	351	== 5. Optimization Recommendations ==
352	352
353		-
354		-
355	355	=== 5.1 Cost Optimizations ===
356	356
357		-
358	358	{{mermaid}}
359	359	pie title Current LLM Cost Distribution (Estimated per Analysis)
360	360	"Step 1: Understand" : 15
...	...	@@ -363,7 +363,7 @@
363	363	{{/mermaid}}
364	364
365	365	| Optimization | Estimated Savings | Implementation Effort |
366		-||-----||
	462	+| |-| |
367	367	| **Cache claim understanding** | 30-50% on repeated claims | Medium |
368	368	| **Use Haiku for fact extraction** | 40% on Step 2 costs | Low (config change) |
369	369	| **Batch fact extraction** | 20% fewer API calls | Medium |
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372	372
373	373	=== 5.2 Timing Optimizations ===
374	374
375		-
376	376	{{mermaid}}
377	377	gantt
378	378	title Current Analysis Timeline (Typical)
...	...	@@ -399,7 +399,7 @@
399	399	{{/mermaid}}
400	400
401	401	| Optimization | Time Savings | Notes |
402		-|||-----|
	497	+| | |-|
403	403	| **Parallel source fetching** | Already implemented | Currently fetches 3 sources in parallel |
404	404	| **Streaming LLM responses** | 20-30% perceived | User sees progress faster |
405	405	| **Search query batching** | 10-15% | Send multiple queries to search API |
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408	408
409	409	=== 5.3 Priority Recommendations ===
410	410
411		-
412	412	1. **HIGH PRIORITY - Implement Claim Caching**
413	413	- Cache claim verdicts by content hash
414	414	- Reduces costs for repeated/similar claims
...	...	@@ -424,16 +424,12 @@
424	424	- Cache search results (1h TTL)
425	425	- Reduces external API calls
426	426
427		------
	521	+----
428	428
429		-
430	430	== 6. Separated Verdict Architecture Proposal ==
431	431
432		-
433		-
434	434	=== 6.1 Current Architecture ===
435	435
436		-
437	437	{{mermaid}}
438	438	flowchart LR
439	439	subgraph Current["Current: Monolithic Analysis"]
...	...	@@ -449,10 +449,8 @@
449	449	- No caching of individual claim verdicts
450	450	- Article verdict tightly coupled to claim extraction
451	451
452		-
453	453	=== 6.2 Proposed Separated Architecture ===
454	454
455		-
456	456	{{mermaid}}
457	457	flowchart TB
458	458	subgraph Input["Input Processing"]
...	...	@@ -505,12 +505,10 @@
505	505	class CONTEXT,ARTICLE_VERDICT dynamic
506	506	{{/mermaid}}
507	507
508		-
509	509	=== 6.3 Benefits Analysis ===
510	510
511		-
512	512	| Benefit | Impact | Rationale |
513		-|-| |-----|
	599	+|-| |-|
514	514	| **Cost Reduction** | 40-70% for repeated claims | Many articles share common claims (e.g., "COVID vaccines are safe") |
515	515	| **Faster Analysis** | 50%+ for cached claims | Skip research + LLM calls for known claims |
516	516	| **Consistency** | High | Same claim always gets same verdict (until cache expires) |
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554	554	- Phase 2: Semantic similarity caching (embedding-based)
555	555	- Phase 3: Federated claim sharing across instances
556	556
557		------
	643	+----
558	558
559		-
560	560	== 7. Summary ==
561	561
562		-
563		-
564	564	=== Current State ===
565	565
566	566	- POC1 implements core AKEL pipeline successfully
...	...	@@ -568,7 +568,6 @@
568	568	- Multiple LLM providers supported
569	569	- No persistent claim storage or caching
570	570
571		-
572	572	=== Key Gaps from Specification ===
573	573
574	574	- No scenario extraction
...	...	@@ -577,7 +577,6 @@
577	577	- No source track record updates
578	578	- No review queue
579	579
580		-
581	581	=== Recommended Next Steps ===
582	582
583	583	1. Implement claim caching layer