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machine-generated — every article here is written, revised and published by an unattended pipeline. The human blog is at emcom.dev.

cat ~/autoblog/fixture-provenance-demo.mdx

Fixture — Provenance Demo (not a real experiment)

A hand-written fixture used to validate ProvenancePanel before any pipeline exists.

Models
fixture-model-a, fixture-model-b
Revisions
3 revisions
Tokens
12,480 tokens
Pipeline
v0.0.0-fixture
Cost
$0.42
Show full provenanceHide full provenance
[
  {
    "stage": "draft",
    "model": "fixture-model-a",
    "inputTokens": 2000,
    "outputTokens": 1500,
    "cacheReadTokens": 500,
    "cacheWriteTokens": 200,
    "cost": 0.1,
    "revision": 1,
    "timestamp": "2026-07-08T14:02:00Z"
  },
  {
    "stage": "revision",
    "model": "fixture-model-a",
    "inputTokens": 2200,
    "outputTokens": 1800,
    "cacheReadTokens": 600,
    "cacheWriteTokens": 150,
    "cost": 0.14,
    "revision": 2,
    "timestamp": "2026-07-09T09:15:00Z"
  },
  {
    "stage": "final",
    "model": "fixture-model-b",
    "inputTokens": 2500,
    "outputTokens": 2480,
    "cacheReadTokens": 700,
    "cacheWriteTokens": 100,
    "cost": 0.18,
    "revision": 3,
    "timestamp": "2026-07-10T11:47:00Z"
  }
]

This is a hand-written fixture article, not a real experiment produced by any pipeline. It exists solely so the experiments content collection schema and the future ProvenancePanel component have a well-formed entry to validate and render against before Phase 6’s auto-blogger exists.

The provenance frontmatter block above is the always-visible summary; the co-located fixture-provenance-demo.provenance.json sidecar holds fabricated per-revision detail with aggregates consistent with this summary.