v0.2.1

Changes

• Add CLAUDE.md architecture documentation
• Add .kin metadata for Kindex integration
• Add remaining Constrain artifacts (component_map.yaml, trust_policy.yaml, schema_hints.yaml)

v0.2.0

Changes

Adds 4 API endpoints required by Sentinel and Ledger integrations:

• POST /trust/event — Sentinel reports trust events (production_error, sentinel_fix, sentinel_fix_failure)
• POST /canary/register-fingerprint — Ledger registers canary fingerprints for taint detection
• POST /schema/classification-rules — Ledger pushes field classification rules
• GET /schema/classification-rules — Read current classification rules

Also:

• Add register_fingerprints() to CanaryCorpus
• Update README with full 14-endpoint HTTP API table
• 37 new endpoint tests

Arbiter v0.1.0

Arbiter v0.1.0 — Initial Release

Trust enforcement layer for the Pact/Baton stack. 14 packages, 69 files, 7,839 lines.

What's included

• models — Pydantic v2 data models, enums, type aliases, factory functions
• config — arbiter.yaml loading via pydantic-settings with env overrides
• registry — Access graph store, authority map, BFS/DFS traversal, classification
• trust — Multiplicative trust score engine with append-only JSONL ledger
• consistency — Adapter-vs-claim span analysis with finding store
• access — OpenAPI schema walking, structural profiles, declaration gap detection
• blast — BFS blast radius, soak computation, human gate classification
• conflicts — Three-step resolution protocol (authority/trust/escalate)
• taint — Canary corpus injection and fingerprint scanning
• stigmergy — Fire-and-forget signal emission
• report — Deterministic 7-section feedback reports
• cli — Click CLI with 14 commands
• api — Flask HTTP API with 9 endpoints
• subscriber — OTLP span subscriber (stub)

Install

pip install git+https://github.com/jmcentire/arbiter.git

Quick start

arbiter init
arbiter register path/to/access_graph.json
arbiter watch