13 Valleys archive

Archived event views

These secondary views are retained for historical reference and product testing, not presented as current live operations. Replays and demos use historic or synthetic data; the preserved tracker shows an API-backed reference dataset.

Historical Winter Spine 2026 replays

Winter Spine Sprint North 2026 replayHistoric public replay using athlete numbers only. historical replay Winter Spine Challenger North 2026 replayChecksum-verified historic replay using public numbers. historical replay Winter Spine Challenger South 2026 replayChecksum-verified historic replay using public numbers. historical replay Winter Spine Sprint South 2026 replayHistoric replay with disclosed lifecycle corrections. historical replay Winter Spine Race 2026 replayHistoric full-race replay with disclosed data-quality handling. historical replay

Legacy and demonstration views

Winter Spine Sprint North 2026 trackerPreserved individual tracker view; not a current live event. legacy view Synthetic replay demonstrationChecksum-verified product demonstration with synthetic data. demonstration

Proof-of-concept demos

Standalone snapshots of earlier planning and operational ideas, preserved for reference rather than presented as current tools.

Demo	Version	Summary
Operational resource view — Sprint 2	Sprint 2	Athlete and resource contours.
Operational workflow — Sprint 4 v3	Sprint 4 · v3	Road-constrained vehicle placement.
Winter Spine planning — legacy	Legacy	Original planning baseline.
Winter Spine planning — v3	v3	First versioned snapshot.
Winter Spine planning — v4	v4	Explicit DNF markers.
Winter Spine planning — v5	v5	Corrected Sprint South finish.
Winter Spine planning — v6	v6	Resource rings and timeline.
Winter Spine planning — v7	v7	Leader and tail flags.
Winter Spine planning — v8	v8	Cross-race leader ordering.
Winter Spine planning — v9	v9	Configurable, higher-detail resources.
Winter Spine planning — v10	v10	Clearer routes and rings.
Winter Spine planning — v11	v11	Vehicle isochrone coverage.
Winter Spine planning — v12	v12	Timeline graphs and Valhalla isochrones.
Winter Spine safety planning — v13	v13	Safety-resource planning workflow.
Winter Spine safety planning — v14	v14	Shift-aware team staging.
Winter Spine safety planning — v15	v15	Continuous multi-race operations.
Winter Spine safety planning — v16	v16	Field-driven automatic deployment.
Winter Spine safety planning — v17	v17	Separate DNF hotspot layer.
Winter Spine safety planning — v18	v18	Ordered leapfrog deployment.
Winter Spine safety planning — v19	v19	Fixed starts; refreshed isochrones.
Winter Spine safety planning — v20	v20	Aligned athletes; fallback coverage.
Winter Spine safety planning — v21 current	v21 · current	Stabilised team-specific coverage.