{
  "schema": "interior-recurrent-material-art",
  "shape": [
    256,
    256,
    256
  ],
  "native_shape": [
    256,
    256,
    256
  ],
  "extent": [
    256,
    256,
    256
  ],
  "time": 60,
  "dt": 0.05,
  "steps": 1200,
  "backend": "Metal",
  "seed": 31,
  "channels": 8,
  "title": "A Score That Changes Its Instrument",
  "family": "recurrent matter",
  "description": "Four interacting rhythms run inside every voxel. Their activity writes persistent material, and that material changes how the next rhythms communicate. This amber photograph follows the recorded activity contour of a native three-dimensional recurrent field.",
  "comparison_notes": "Native 256 cubed simulation at unit cell spacing, a larger physical domain than the 128 cubed motion study. Fixed designed recurrence, not trained or genetically evolved. Amber optics and ellipsoidal viewing crop are artistic choices. Photograph follows activity = .30, not a simulated solid boundary.",
  "source_model_sha256": "c0d3b59369fdb202c2b9711f7ad044994f333c176df45041097712f1b20fdbf6",
  "source_recipe": "slow-memory; four clocks 1,.43,.17,.065; coupling .28, feedback2, writing .5, erosion .035, constitution contrast1.1; uniform nutrient1, latent seeded noise .12",
  "source_pinning": "Retained loaded source predates current guard/ownership hardening; recurrence unchanged.",
  "publication": {
    "source_image_sha256": "5974780d58c9fa31bf97d0da78907dec7fcaba87bf45cc5140c77f4796cbdbee",
    "webp_sha256": "323dc497b86ce6584814a8e5afdf2659edf22e41772d08b37519791ec459dfac",
    "quality": 95,
    "width": 1600,
    "samples": 96,
    "native_shape": [
      256,
      256,
      256
    ],
    "original_retained": true,
    "reviewed_by": "Codex active_medium visual review"
  }
}