Artifact Model digest + signature VYR Single-node Runtime Wasm / WASI Ephemeral State create_state / bind_state OTel Instrumentation OTLP · traces · metrics PARALLEL Control API v0 submit / cancel / state / traces CLI / SDK alpha thin wrapper · first adopter Reference Workloads × Benchmark × Whitepaper event transform · disconnected collector · 3 environments K8s baseline · whitepaper v0.1
Single highest-risk transition: Layer 2 → Layer 3. If OTel instrumentation is added after the runtime is written, interface refactoring is almost certain. Instrumentation hooks must be present from the first iteration of the runtime, even if they emit nothing initially.

Critical path (linear)

artifact model
   runtime
     state + OTel    # parallel
       API v0          # freeze point
         CLI
           workloads
             benchmark
               whitepaper v0.1