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Querygraph
A Governed Semantic Lakehouse for AI Agents
Alexy Khrabrov and Slava Tykhonov
2026-08-06
1
Preface
2
The Vision from QueryGraph.ai
2.1
Compression, Not Noise
2.2
Freezing Time Without Freezing the World
2.3
The Data Infrastructure for Agentic AI
2.4
Graph and Vector Navigation
2.5
Digital Public Infrastructure
2.6
Ontology-Driven Precise AI
2.7
Local-First, OSS AI
2.8
Source Posts
3
The AI Navigator Thesis
3.1
The Alternative to Big AI
3.2
Focused Context as a First-Class Artifact
3.3
CPU-Bound Before GPU-Bound
4
The Querygraph Spine
5
Semantic Croissant
6
CDIF
7
DID
8
ODRL
9
TypeSec
10
Grust
11
OSI
12
OpenLineage
13
Sail
14
Python Interop
14.1
Pydantic
14.2
LangChain
14.3
PySpark
15
The Demonstration Datasets
16
QG Lakehouse with All Components
16.1
Step 1: Load the Lakehouse
16.2
Step 2: Materialize Semantic Croissant
16.3
Step 3: Project CDIF
16.4
Step 4: Build the OSI Semantic Model
16.5
Step 5: Load the Grust Graph
16.6
Step 6: Identify Agents with DIDs
16.7
Step 7: Apply ODRL Rights
16.8
Step 8: Mint TypeSec Capabilities
16.9
Step 9: Route to Compartmentalized Agents
16.10
Step 10: Call Ollama Through TypeDID
16.11
Step 11: Synthesize Without Boundary Collapse
16.12
Step 12: Emit OpenLineage to Sail
16.13
Step 13: Anchor the DID Attestation
17
LakeCat as the QueryGraph Catalog Boundary
18
Rust Examples
18.1
Build a Four-Layer Semantic Bundle
18.2
Load and Verify the Sail Warehouse
18.3
Run the Supervised Agent Story
18.4
Run the Live Sail, TypeDID, OpenLineage, and Ollama Path
18.5
Rust as the Contract
19
Python Examples
19.1
Build OSI from Semantic Croissant
19.2
Query Sail with PySpark
19.3
Run TypeDID Agents with Pydantic
19.4
Adapt a TypeDID Agent to LangChain
19.5
Python as the Experiment Surface
20
Operator Workflow
21
Why Querygraph Is an Alternative to Big AI
22
The Goshawk Interoperability Release
22.1
Real Signatures, Verified Across Languages
22.2
A Service Surface: the /v1 API
22.3
MCP: One Server, Every Framework
22.4
The Agent Card
22.5
Conformance, Proven Rather than Asserted
22.6
The Governed Navigator Loop
23
The Refactored QueryGraph Stack
24
Marciana Separated: Memory as a Governed Product
25
MARCIANA-ADVERSARIAL-v1
26
Three Language Surfaces
27
Where Querygraph Goes Next