accepted

WebGPU Temporal History

This report separates published implementation state from accepted evidence. Every value below comes from the schema-v2 registry, the emitted source manifest, or promoted same-lab artifacts.

Open demo Owning skill Published source manifest Registry JSON Tracked v2 bundle manifest Canonical source

Lab id: webgpu-temporal-history
Kind: Mechanism Demo
Owning skill: Image Pipeline
Execution: rendering
Three.js: 0.185.1
Source hash: sha256:2f41080c1ecbec60bc1f3678e21c2039ede72793e8ba39260302cef254c97c3f
Published bundle hash: sha256:a089a729245fd6dc77852d5864896ad287b2ec68f9a1bd7f1c7e190420a4d8e7
Build revision: sha256:b951f17018466135b2d841a246127bf96c7f617f6274e73736ec257a7293369f
Renderer: Not promoted
Backend: Not promoted
Evidence contract: v2
Tracked release bundle: Present

Claim verdicts

canonicalAcceptancePASS

hardwarePerformanceNOT_CLAIMED

Promoted same-lab media

No same-lab evidence image is promoted for this report. The page intentionally shows status and proof requirements instead of substitute art.

Required capability and runtime proof

Capabilities

native-webgpuaccepted

renderer backend gate after initialization

Runtime proof

static-velocity-zeroaccepted

INSUFFICIENT_EVIDENCE

moving-velocity-signaccepted

INSUFFICIENT_EVIDENCE

fresh-history-after-resetaccepted

INSUFFICIENT_EVIDENCE

render-or-compute-workaccepted

unified-v2 approved release: correctness + CDP physical + offline signoff

Capture state

Field	Published value
Primary route	`/demos/webgpu-temporal-history/`
Cameras	`near, design, far`
Seeds	`0x00000001, 0x9e3779b9`
Modes	`final, velocity, temporal-current, temporal-history, temporal-resolved`
Capture time	`Not present in the promoted report data`
Adapter identity	`Not promoted`
Raw readback hashes	`Not promoted`

Fixed routes

Kind	Id	Startup state	Status
scenario	`moving-rigid-subject`	`{"scenario":"moving-rigid-subject"}`	accepted
mechanism	`velocity-history-rejection-reset`	`{"mechanism":"velocity-history-rejection-reset"}`	accepted
tier	`full`	`{"tier":"full"}`	accepted

Locked tier contracts

full · accepted

{
  "targetClass": "current-adapter correctness",
  "frameTargetMs": null,
  "resolutionPolicy": {
    "scene": 1
  },
  "mechanismLimits": {
    "temporal": true
  },
  "resourceLimits": {
    "physicalBytes": null
  },
  "degradationFromPrevious": [],
  "preservedInvariants": [
    "current-minus-previous NDC velocity",
    "TRAA jitter owner",
    "rebuild-on-reset"
  ]
}

Limitations

No current-hardware performance claim is published without named-adapter timestamp evidence.