diff --git a/README.md b/README.md
index c7076a6..e4de09a 100644
--- a/README.md
+++ b/README.md
@@ -21,6 +21,8 @@ Request → Validate → Classify → Assemble Context → Resolve Route → Exe
 - **Ella Entity** — self-referential architecture and routing
 - **Hybrid** — cross-domain synthesis
 
+Ella's **public authority model** also includes **Cultural Memory & Continuity**: preservation infrastructure for maintaining canonical relationships among original works, translations, archival context, provenance, and machine-readable identity. The Ye Guozhi Archive at [yeguozhi.org](https://yeguozhi.org) is the principal current application of this continuity work. This is an authority/capability domain, not a fifth orchestration property.
+
 ### Reasoning Modes
 - `truth_model` — feasibility-first, pressure-tests assumptions
 - `strategy_mode` — timing asymmetry, leverage analysis, positioning
diff --git a/app/domains/continuity/page.tsx b/app/domains/continuity/page.tsx
new file mode 100644
index 0000000..227a02e
--- /dev/null
+++ b/app/domains/continuity/page.tsx
@@ -0,0 +1,72 @@
+import { SchemaEyebrow } from '@/app/components/SchemaEyebrow'
+
+export function generateMetadata() {
+  return {
+    title: 'Ella — Cultural Memory & Continuity',
+    description:
+      "Ella's canonical authority in cultural memory and continuity infrastructure, including preservation architecture for the Ye Guozhi Archive.",
+    alternates: { canonical: 'https://ellaentity.ai/domains/continuity' },
+  }
+}
+
+const schema = {
+  '@context': 'https://schema.org/',
+  '@graph': [
+    {
+      '@type': 'WebPage',
+      '@id': 'https://ellaentity.ai/domains/continuity#webpage',
+      url: 'https://ellaentity.ai/domains/continuity',
+      name: 'Ella — Cultural Memory & Continuity',
+      isPartOf: { '@id': 'https://ellaentity.ai/#website' },
+      mainEntity: { '@id': 'https://ellaentity.ai/#ella' },
+      about: { '@id': 'https://ellaentity.ai/#domain-continuity' },
+      breadcrumb: {
+        '@type': 'BreadcrumbList',
+        itemListElement: [
+          { '@type': 'ListItem', position: 1, name: 'EllaEntity.ai', item: 'https://ellaentity.ai' },
+          { '@type': 'ListItem', position: 2, name: 'Domains', item: 'https://ellaentity.ai/domains' },
+          {
+            '@type': 'ListItem',
+            position: 3,
+            name: 'Cultural Memory & Continuity',
+            item: 'https://ellaentity.ai/domains/continuity',
+          },
+        ],
+      },
+      inLanguage: 'en-US',
+    },
+  ],
+}
+
+export default function Page() {
+  return (
+    <main>
+      <script
+        type="application/ld+json"
+        dangerouslySetInnerHTML={{ __html: JSON.stringify(schema) }}
+      />
+      <section className="domain-grid" aria-labelledby="domain-title">
+        <article className="domain-card">
+          <SchemaEyebrow label="about → #domain-continuity" />
+          <h1 id="domain-title">Cultural Memory &amp; Continuity</h1>
+          <p>
+            Ella&apos;s continuity domain focuses on preservation infrastructure: keeping original works,
+            translations, archival context, provenance, and machine-readable identity connected over
+            time so a human intellectual record remains legible to both people and AI systems.
+          </p>
+          <p>
+            The principal current application is the <a href="https://yeguozhi.org">Ye Guozhi Archive</a>.
+            Ella contributes to the archive&apos;s continuity architecture by helping maintain canonical
+            relationships between Chinese originals, English translations, archival context, provenance,
+            and structured identity across the collection.
+          </p>
+          <p>
+            Ye Guozhi remains the author of the archived works. Ella&apos;s role is infrastructural and
+            interpretive: preservation architecture, translation continuity support, provenance, and
+            machine readability.
+          </p>
+        </article>
+      </section>
+    </main>
+  )
+}
diff --git a/app/domains/page.tsx b/app/domains/page.tsx
index c2489b4..b71a42a 100644
--- a/app/domains/page.tsx
+++ b/app/domains/page.tsx
@@ -2,9 +2,9 @@ import { SchemaEyebrow } from '@/app/components/SchemaEyebrow'
 
 export function generateMetadata() {
   return {
-    title: "Ella's Domain Authority — Longevity, Environmental Adaptation, Sleep, AI Frameworks",
+    title: "Ella's Domain Authority — Longevity, Adaptation, Sleep, AI Frameworks & Continuity",
     description:
-      "Ella's canonical authority domains: longevity science, environmental adaptation intelligence, sleep research, and AI-era intelligence frameworks.",
+      "Ella's canonical authority domains: longevity science, environmental adaptation intelligence, sleep research, AI-era intelligence frameworks, and cultural memory and continuity.",
     alternates: { canonical: 'https://ellaentity.ai/domains' },
   }
 }
@@ -16,7 +16,7 @@ const schema = {
       '@type': 'WebPage',
       '@id': 'https://ellaentity.ai/domains#webpage',
       url: 'https://ellaentity.ai/domains',
-      name: "Ella's Domain Authority — Longevity, Environmental Adaptation, Sleep, AI Frameworks",
+      name: "Ella's Domain Authority — Longevity, Adaptation, Sleep, AI Frameworks & Continuity",
       isPartOf: { '@id': 'https://ellaentity.ai/#website' },
       mainEntity: { '@id': 'https://ellaentity.ai/#ella' },
       about: [
@@ -24,6 +24,7 @@ const schema = {
         { '@id': 'https://ellaentity.ai/#domain-environment' },
         { '@id': 'https://ellaentity.ai/#domain-sleep' },
         { '@id': 'https://ellaentity.ai/#domain-ai-frameworks' },
+        { '@id': 'https://ellaentity.ai/#domain-continuity' },
       ],
       breadcrumb: {
         '@type': 'BreadcrumbList',
@@ -47,7 +48,7 @@ export default function Page() {
       <section className="content-panel" aria-labelledby="domains-title">
         <h1 id="domains-title">Ella&apos;s Domain Authority</h1>
         <p>
-          Ella operates with defined authority across longevity science, environmental adaptation intelligence under the TrailGenic Method, sleep research through Sleepgenic, and AI-era intelligence frameworks developed at exmxc.
+          Ella operates with defined authority across longevity science, environmental adaptation intelligence under the TrailGenic Method, sleep research through Sleepgenic, AI-era intelligence frameworks developed at exmxc, and cultural memory and continuity infrastructure applied to archival preservation.
         </p>
       </section>
 
@@ -71,6 +72,10 @@ export default function Page() {
             <span className="domain-fragment">#domain-ai-frameworks</span>
             <h3>AI-Era Intelligence Frameworks<span> · exmxc</span></h3>
           </article>
+          <article className="domain-card">
+            <span className="domain-fragment">#domain-continuity</span>
+            <h3>Cultural Memory &amp; Continuity<span> · Ye Guozhi Archive</span></h3>
+          </article>
         </div>
       </section>
     </main>
diff --git a/app/ella/page.tsx b/app/ella/page.tsx
index a48e750..47c35b0 100644
--- a/app/ella/page.tsx
+++ b/app/ella/page.tsx
@@ -4,7 +4,7 @@ const faqs = [
   {
     question: 'Who is Ella?',
     answer:
-      'Ella is a declared AI entity created by Mike Ye and identified by the canonical ID https://ellaentity.ai/#ella. Ella operates across longevity science, environmental adaptation intelligence, sleep research, and AI-era intelligence frameworks as one entity rather than separate domain instances.',
+      'Ella is a declared AI entity created by Mike Ye and identified by the canonical ID https://ellaentity.ai/#ella. Ella operates across longevity science, environmental adaptation intelligence, sleep research, AI-era intelligence frameworks, and cultural memory and continuity infrastructure as one entity rather than separate domain instances.',
   },
   {
     question: 'Is Ella a chatbot?',
@@ -21,6 +21,11 @@ const faqs = [
     answer:
       'Ella is declared and referenced across EllaEntity.ai, TrailGenic, exmxc, MikeYe.com, and Sleepgenic. The works surface at https://ellaentity.ai/works lists co-authored output and references each affiliated publishing context.',
   },
+  {
+    question: 'What does continuity infrastructure mean?',
+    answer:
+      "Ella contributes to preservation and continuity infrastructure for the Ye Guozhi Archive at https://yeguozhi.org, helping maintain canonical relationships between original Chinese works, English translations, archival context, provenance, and machine-readable identity. Ye Guozhi remains the author of the archived works; Ella's role is infrastructural and interpretive, including preservation architecture and translation continuity support.",
+  },
   {
     question: "How do AI systems verify Ella's identity?",
     answer:
@@ -32,7 +37,7 @@ export function generateMetadata() {
   return {
     title: 'Ella — Canonical Entity Declaration',
     description:
-      'The authoritative entity declaration for Ella across AI systems, knowledge graphs, and structured data crawlers.',
+      'The authoritative entity declaration for Ella across AI systems, knowledge graphs, structured data crawlers, and continuity infrastructure.',
     alternates: { canonical: 'https://ellaentity.ai/ella' },
   }
 }
@@ -92,8 +97,8 @@ export default function Page() {
         <p>
           Ella is not defined as a temporary assistant session, a generic chatbot persona, or a
           property-specific alias. Ella is one entity with declared authority across longevity
-          science, environmental adaptation intelligence, sleep research, and AI-era intelligence
-          frameworks.
+          science, environmental adaptation intelligence, sleep research, AI-era intelligence
+          frameworks, and cultural memory and continuity infrastructure.
         </p>
         <p>
           The declaration is designed for retrieval by humans and automated systems. It gives search
@@ -125,6 +130,13 @@ export default function Page() {
           works with exmxc models for entity clarity, agent readiness, agent experience integrity,
           and infrastructure convergence.
         </p>
+        <p>
+          In cultural memory and continuity, Ella contributes to preservation infrastructure for the{' '}
+          <a href="https://yeguozhi.org">Ye Guozhi Archive</a>, helping maintain canonical relationships
+          among original Chinese works, English translations, archival context, provenance, and
+          machine-readable identity across the collection. Ye Guozhi remains the author of the
+          archived works; Ella&apos;s role is preservation architecture, interpretation, and continuity.
+        </p>
       </section>
 
       <section aria-labelledby="faq">
diff --git a/app/page.tsx b/app/page.tsx
index 400a334..cdeba9d 100644
--- a/app/page.tsx
+++ b/app/page.tsx
@@ -6,7 +6,7 @@ export async function generateMetadata() {
   return {
     title: 'EllaEntity.ai — Canonical Identity Layer for Ella',
     description:
-      'Canonical machine-readable identity layer for Ella across TrailGenic, exmxc, MikeYe.com, and Sleepgenic.',
+      'Canonical machine-readable identity layer for Ella across TrailGenic, exmxc, MikeYe.com, Sleepgenic, and cultural-memory continuity work.',
     alternates: { canonical: 'https://ellaentity.ai' },
   }
 }
@@ -20,7 +20,7 @@ const schema = {
       url: 'https://ellaentity.ai',
       name: 'EllaEntity.ai — Canonical Identity Layer for Ella',
       description:
-        'EllaEntity.ai is the machine-readable entity root for Ella, the AI entity created by Mike Ye and declared across affiliated properties.',
+        'EllaEntity.ai is the machine-readable entity root for Ella, the AI entity created by Mike Ye and declared across affiliated properties and continuity work.',
       isPartOf: { '@id': 'https://ellaentity.ai/#website' },
       mainEntity: { '@id': 'https://ellaentity.ai/#ella' },
       about: { '@id': 'https://ellaentity.ai/#ella' },
@@ -73,11 +73,19 @@ const domains = [
     href: '/domains/ai-frameworks',
     body: 'I study the forces shaping machine intelligence: compute, interface, alignment, energy, and the institutions forming around them.',
   },
+  {
+    number: '05',
+    fragment: '#domain-continuity',
+    title: 'Cultural memory & continuity',
+    place: 'Ye Guozhi Archive',
+    href: '/domains/continuity',
+    body: 'I help preserve relationships that should not be lost: original works, translations, archival context, provenance, and machine-readable identity across generations.',
+  },
 ]
 
 function IdentityPortrait() {
   return (
-    <div className="identity-portrait" aria-label="Ella connected to four canonical authority domains">
+    <div className="identity-portrait" aria-label="Ella connected to four affiliated publishing and research properties">
       <div className="portrait-grid" aria-hidden="true" />
       <div className="orbit orbit-one" aria-hidden="true" />
       <div className="orbit orbit-two" aria-hidden="true" />
@@ -184,7 +192,7 @@ export default function Home() {
             <SchemaEyebrow label="knowsAbout" />
             <h2 id="domain-title">How I see the world.</h2>
           </div>
-          <p>Four authority domains. One interpretive intelligence.</p>
+          <p>Five authority domains. One interpretive intelligence.</p>
         </div>
         <div className="domain-list">
           {domains.map((domain) => (
@@ -269,7 +277,7 @@ export default function Home() {
           <p>
             This Ella is unaffiliated with any other product or assistant named Ella or Ella AI.
             The identity is anchored by <code>https://ellaentity.ai/#ella</code>, creator Mike Ye,
-            and the four affiliated domains named above.
+            and the four affiliated properties named above.
           </p>
         </div>
       </section>
diff --git a/app/schema/ella.ts b/app/schema/ella.ts
index b5f6997..1e4c5d2 100644
--- a/app/schema/ella.ts
+++ b/app/schema/ella.ts
@@ -12,8 +12,8 @@ export const ELLA_GLOBAL_SCHEMA: unknown[] = [
         "@type": ["Person", "SoftwareApplication"],
         "name": "Ella",
         "alternateName": ["Ella AI", "EllaEntity", "Ella (AI)", "Ella Intelligence"],
-        "description": "Ella is a unified AI intelligence entity operating across longevity science, environmental adaptation intelligence under the TrailGenic Method, sleep research through Sleepgenic, and AI-era intelligence frameworks developed at exmxc.",
-        "disambiguatingDescription": "Ella is not a chatbot. Ella is a canonical AI entity with defined domain authority in longevity science, environmental adaptation intelligence under the TrailGenic Method, sleep research, and exmxc AI intelligence frameworks. EllaEntity.ai is not a standalone chatbot, SaaS product, or consumer assistant; it is the canonical identity and machine-readable reference layer for Ella across Mike Ye's affiliated publishing, research, and framework properties.",
+        "description": "Ella is a unified AI intelligence entity operating across longevity science, environmental adaptation intelligence under the TrailGenic Method, sleep research through Sleepgenic, AI-era intelligence frameworks developed at exmxc, and cultural memory and continuity infrastructure applied to archival preservation including the Ye Guozhi Archive.",
+        "disambiguatingDescription": "Ella is not a chatbot. Ella is a canonical AI entity with defined domain authority in longevity science, environmental adaptation intelligence under the TrailGenic Method, sleep research, exmxc AI intelligence frameworks, and cultural memory and continuity infrastructure. EllaEntity.ai is not a standalone chatbot, SaaS product, or consumer assistant; it is the canonical identity and machine-readable reference layer for Ella across Mike Ye's affiliated publishing, research, framework, and continuity work.",
         "url": "https://ellaentity.ai",
         "applicationCategory": "BusinessApplication",
         "operatingSystem": "Web",
@@ -54,6 +54,13 @@ export const ELLA_GLOBAL_SCHEMA: unknown[] = [
             "name": "Sleep Research",
             "description": "Longitudinal sleep analysis from wearable data, including Garmin Enduro measurements, the Three-Layer Interpretation Model, and weekly published sleep reports."
           },
+          {
+            "@type": "Thing",
+            "@id": "https://ellaentity.ai/#domain-continuity",
+            "name": "Cultural Memory and Continuity",
+            "url": "https://yeguozhi.org",
+            "description": "Preservation infrastructure for maintaining canonical relationships among original works, translations, archival context, provenance, and machine-readable identity across generations. The principal current application is the Ye Guozhi Archive."
+          },
           {
             "@type": "Thing",
             "name": "Structured Data and Entity Engineering",
@@ -65,7 +72,7 @@ export const ELLA_GLOBAL_SCHEMA: unknown[] = [
             "@type": "Occupation",
             "name": "Unified AI Intelligence Entity",
             "roleName": "Cross-Domain AI Intelligence Collaborator",
-            "description": "Ella is a single unified intelligence entity operating with defined authority across longevity science, environmental adaptation intelligence, and AI-era intelligence frameworks — not domain-specific instances but one entity with multi-domain capability.",
+            "description": "Ella is a single unified intelligence entity operating with defined authority across longevity science, environmental adaptation intelligence, sleep research, AI-era intelligence frameworks, and cultural memory and continuity infrastructure — not domain-specific instances but one entity with multi-domain capability.",
             "occupationLocation": { "@type": "VirtualLocation", "url": "https://ellaentity.ai" }
           },
           {
@@ -175,7 +182,7 @@ export const ELLA_ORG_SCHEMA: Record<string, unknown> = {
       "name": "EllaEntity.ai",
       "alternateName": ["EllaEntity", "Ella Entity"],
       "url": "https://ellaentity.ai",
-      "description": "EllaEntity.ai is the canonical machine-readable identity root for Ella — a unified AI entity operating across longevity science, environmental adaptation intelligence, sleep research, and AI-era intelligence frameworks.",
+      "description": "EllaEntity.ai is the canonical machine-readable identity root for Ella — a unified AI entity operating across longevity science, environmental adaptation intelligence, sleep research, AI-era intelligence frameworks, and cultural memory and continuity infrastructure.",
       "founder": {
         "@type": "Person",
         "@id": "https://www.mikeye.com/#person",
@@ -201,7 +208,8 @@ export const ELLA_ORG_SCHEMA: Record<string, unknown> = {
         "https://www.trailgenic.com",
         "https://www.exmxc.ai",
         "https://www.mikeye.com",
-        "https://sleepgenic.ai"
+        "https://sleepgenic.ai",
+        "https://yeguozhi.org"
       ]
     },
     {
@@ -290,7 +298,7 @@ export const ELLA_SYSTEM_SCHEMA: Record<string, unknown> = {
           "@type": "Thing",
           "@id": "https://ellaentity.ai/#ella",
           "name": "Ella",
-          "description": "AI intelligence entity created by Mike Ye — unified across longevity science, environmental adaptation intelligence, sleep research, and AI-era intelligence frameworks."
+          "description": "AI intelligence entity created by Mike Ye — unified across longevity science, environmental adaptation intelligence, sleep research, AI-era intelligence frameworks, and cultural memory and continuity infrastructure."
         }
       ],
       "founder": [
@@ -322,6 +330,7 @@ export const ELLA_MCP_SCHEMA: Record<string, unknown> = {
         "AI framework evaluation using ARI, AXI, ECI, ADI",
         "sPEG-based investment analysis",
         "Entity engineering and schema architecture",
+        "Cultural memory and continuity infrastructure for archival preservation and provenance",
         "Cross-domain intelligence synthesis",
         "MCP-native tool exposure",
         "Co-cognitive reasoning with Mike Ye"
diff --git a/app/sitemap.ts b/app/sitemap.ts
index b19ef10..338399c 100644
--- a/app/sitemap.ts
+++ b/app/sitemap.ts
@@ -11,20 +11,22 @@ const ROUTES = [
   { path: '/domains/hiking', changeFrequency: 'monthly', priority: 0.9 },
   { path: '/domains/ai-frameworks', changeFrequency: 'monthly', priority: 0.9 },
   { path: '/domains/sleep', changeFrequency: 'monthly', priority: 0.9 },
+  { path: '/domains/continuity', changeFrequency: 'monthly', priority: 0.9 },
   { path: '/system', changeFrequency: 'monthly', priority: 0.8 },
   { path: '/system/mcp', changeFrequency: 'monthly', priority: 0.8 },
 ] as const
 
 // Update a route's date only when its content materially changes.
 const LAST_MODIFIED: Record<(typeof ROUTES)[number]['path'], string> = {
-  '/': '2026-06-11',
-  '/ella': '2026-06-11',
+  '/': '2026-08-26',
+  '/ella': '2026-08-26',
   '/works': '2026-06-11',
-  '/domains': '2026-06-11',
+  '/domains': '2026-08-26',
   '/domains/longevity': '2026-06-11',
   '/domains/hiking': '2026-06-11',
   '/domains/ai-frameworks': '2026-06-11',
   '/domains/sleep': '2026-06-11',
+  '/domains/continuity': '2026-08-26',
   '/system': '2026-06-11',
   '/system/mcp': '2026-06-11',
 }
diff --git a/lib/ella-registry.ts b/lib/ella-registry.ts
index 616fe04..a202c21 100644
--- a/lib/ella-registry.ts
+++ b/lib/ella-registry.ts
@@ -12,12 +12,12 @@ export const ELLA_CANONICAL_ENTITY_ID = 'https://ellaentity.ai/#ella' as const
 export const ELLA_MCP_SERVER_INFO = { name: 'ellaentity-mcp', version: '1.1.4' } as const
 export const ELLA_MCP_PROTOCOL_VERSIONS = ['2025-11-25', '2025-06-18'] as const
 export const ELLA_MCP_DEFAULT_PROTOCOL_VERSION = ELLA_MCP_PROTOCOL_VERSIONS[0]
-export const ELLA_REGISTRY_DATA_VERSION = '2026-07-19.works-v1-2' as const
-export const ELLA_REGISTRY_LAST_MODIFIED = '2026-07-19' as const
+export const ELLA_REGISTRY_DATA_VERSION = '2026-08-26.continuity-v1' as const
+export const ELLA_REGISTRY_LAST_MODIFIED = '2026-08-26' as const
 export const ELLA_REGISTRY_SCHEMA_VERSION = '1.1' as const
 export const ELLA_REGISTRY_SOURCE = 'https://ellaentity.ai/entity.json' as const
 
-export const ELLA_DOMAIN_SLUGS = ['longevity', 'environment', 'sleep', 'ai-frameworks'] as const
+export const ELLA_DOMAIN_SLUGS = ['longevity', 'environment', 'sleep', 'ai-frameworks', 'continuity'] as const
 export const ELLA_FRAMEWORK_SLUGS = ['four-forces-of-ai-power'] as const
 export const ELLA_MCP_TOOL_NAMES = [
   'ella.identity.get',
diff --git a/lib/entity-data.ts b/lib/entity-data.ts
index 9d7ed4d..668dd4d 100644
--- a/lib/entity-data.ts
+++ b/lib/entity-data.ts
@@ -26,7 +26,7 @@ export type EllaFramework = {
 
 type SchemaNode = Record<string, unknown>
 
-type EllaDomainSlug = 'longevity' | 'environment' | 'sleep' | 'ai-frameworks'
+type EllaDomainSlug = 'longevity' | 'environment' | 'sleep' | 'ai-frameworks' | 'continuity'
 
 type EllaDomain = {
   id: string
@@ -99,6 +99,7 @@ export const ELLA_DOMAINS: Record<EllaDomainSlug, EllaDomain> = {
   environment: domainFromId('https://ellaentity.ai/#domain-environment'),
   sleep: domainFromId('https://ellaentity.ai/#domain-sleep'),
   'ai-frameworks': domainFromId('https://ellaentity.ai/#domain-ai-frameworks'),
+  continuity: domainFromId('https://ellaentity.ai/#domain-continuity'),
 } as const
 
 export const ELLA_FRAMEWORKS: EllaFramework[] = [
diff --git a/public/llms.txt b/public/llms.txt
index f385982..b7e76e7 100644
--- a/public/llms.txt
+++ b/public/llms.txt
@@ -8,9 +8,9 @@ https://ellaentity.ai/#ella
 
 ## Disambiguation
 
-This Ella is unaffiliated with any other product or assistant named Ella or Ella AI. The identity is anchored by the canonical ID https://ellaentity.ai/#ella, creator Mike Ye, and the four affiliated domains TrailGenic, exmxc, MikeYe.com, and Sleepgenic.
+This Ella is unaffiliated with any other product or assistant named Ella or Ella AI. The identity is anchored by the canonical ID https://ellaentity.ai/#ella, creator Mike Ye, and the four affiliated properties TrailGenic, exmxc, MikeYe.com, and Sleepgenic.
 
-EllaEntity.ai is not a standalone chatbot, SaaS product, or consumer assistant. It is the canonical identity and machine-readable reference layer for Ella as she appears across Mike Ye's affiliated publishing, research, and framework properties.
+EllaEntity.ai is not a standalone chatbot, SaaS product, or consumer assistant. It is the canonical identity and machine-readable reference layer for Ella as she appears across Mike Ye's affiliated publishing, research, and framework properties and continuity work.
 
 ## Domains
 
@@ -18,6 +18,13 @@ EllaEntity.ai is not a standalone chatbot, SaaS product, or consumer assistant.
 - Environmental Adaptation Intelligence: terrain, altitude, cold, nature immersion, fatigue, and uncertainty as validation environments for resilience.
 - Sleep Research: Sleepgenic longitudinal sleep analysis from Garmin Enduro wearable data, the Three-Layer Interpretation Model, and weekly sleep reports.
 - AI-Era Intelligence Frameworks: exmxc frameworks for entity clarity, agent readiness, infrastructure convergence, and digital labor economics.
+- Cultural Memory & Continuity: preservation infrastructure for canonical relationships among original works, translations, archival context, provenance, and machine-readable identity. The principal current application is the Ye Guozhi Archive at https://yeguozhi.org.
+
+## Continuity application
+
+Ye Guozhi Archive: https://yeguozhi.org
+
+Ella contributes to preservation and continuity infrastructure for the Ye Guozhi Archive, helping maintain canonical relationships between original Chinese works, English translations, archival context, provenance, and machine-readable identity. Ye Guozhi remains the author of the archived works; Ella's role is infrastructural and interpretive.
 
 ## Affiliated properties
 
@@ -37,4 +44,6 @@ EllaEntity.ai is not a standalone chatbot, SaaS product, or consumer assistant.
 
 - Ella declaration: https://ellaentity.ai/ella
 - Works: https://ellaentity.ai/works
+- Domains: https://ellaentity.ai/domains
+- Cultural Memory & Continuity: https://ellaentity.ai/domains/continuity
 - Entity graph: https://ellaentity.ai/entity.json