◇ UCD — Constitutional Data

v0.1.0 · 912 LOC Rust · 18 tests

📜 Data Axioms (DA1–DA4)

    🛡️ Data Invariants (DI1–DI12)

      Architecture

      🏗️ Layer Position

      Layer 6 │ USR/CoreFab ──── UCA ──── [UCD] │ ↑ ↑ Layer 5+ │ [UCN] [UWA] │ ↑ ↑ Layer 5 │ Reference Systems │ ↑ Layer 4 │ UCE ──── UCM ──── UCL ──── UVS │ ↑ Layer 3 │ Reference Sciences │ ↑ Layer 2 │ USC │ ↑ Layer 1 │ USCP │ ↑ Layer 0 │ ICore

      📦 Build Artifacts

      912
      Lines of Rust
      18
      Tests Passing
      12
      Data Invariants
      6
      Source Modules
      WASI: 64KB
      Browser: 468KB
      4 Axioms
      5 Data Categories
      Content-Addressed
      Epoch-Versioned
      Core Concepts

      🗃️ Data Categories

      • 1
        Identity — Constitutional identity records
      • 2
        State — Immutable state snapshots
      • 3
        Provenance — Who changed what, when, why
      • 4
        Configuration — System configuration
      • 5
        Attestation — Cryptographic attestations

      🔐 Guarantees

      • ✓
        Immutability — Committed data cannot be modified (DA1)
      • ✓
        Content Addressing — Hash uniquely identifies content (DA2)
      • ✓
        Tamper Evidence — Any modification changes the hash (DI3)
      • ✓
        Epoch Tracking — State evolution tracked through epochs (DA3)
      • ✓
        Non-Repudiation — All mutations are traceable (DA4)
      • ✓
        Chain Integrity — Provenance chains are linked (DI6)
      Conformance (Section 8)

      ✅ UCD Conformance Tests (12/12)

      Module Map

      📁 Source Modules

      45
      core.rs
      106
      identity.rs
      151
      state.rs
      145
      provenance.rs
      91
      store.rs
      85
      lib.rs