Canon 0.6.0 freeze: ITC-CAP draft, AVT catalog, joinable review

Finish ITC-WP-0013 (AttributeValueType under ITC-DATA) and ITC-WP-0014
T02/T03/T05/T06/T07. Capability contract schemas, live-catalog review
CLI, landscape/kernel-map pointers. Sit on this version.

infospace/agent/retrieval-index.md

@@ -4,7 +4,7 @@
 
 Schema: `info-tech-canon.retrieval-index.v1`
 Infospace: `canon`
-Items: **66**
+Items: **68**
 
 ## Common Distinctions
 
@@ -85,6 +85,16 @@ Items: **66**
 - Imports and anchors: none
 - Owned concepts: `InfoTechCanon Capability Catalog`
 
+### InfoTechCanon Attribute Value Type Catalog
+
+- ID: `catalog/attribute-value-types`
+- Kind: `concept-catalog`
+- Canonical path: `models/data/attribute-value-types.yaml`
+- Source path: `demand/AttributeValueTypes.md`
+- Summary: Structured candidate concept catalog: InfoTechCanon Attribute Value Type Catalog.
+- Imports and anchors: none
+- Owned concepts: `InfoTechCanon Attribute Value Type Catalog`
+
 ### InfoTechCanon Evidence Basis Catalog
 
 - ID: `catalog/evidence-basis`
@@ -285,6 +295,16 @@ Items: **66**
 - Imports and anchors: none
 - Owned concepts: `InfoTechCanon Kernel Map`
 
+### ITC-CAP concept mappings to anchoring canon models
+
+- ID: `mapping/capability-anchors`
+- Kind: `mapping`
+- Canonical path: `mappings/capability-anchors.yaml`
+- Source path: `infospace/assimilation/it-capability-canon/mappings.yaml`
+- Summary: Mapping artifact connecting canon surfaces: ITC-CAP concept mappings to anchoring canon models.
+- Imports and anchors: none
+- Owned concepts: `ITC-CAP concept mappings to anchoring canon models`
+
 ### Purpose Demand Governance Extension Candidates
 
 - ID: `mapping/purpose-demand-governance-candidates`