{
  "target": "R3",
  "section": 3,
  "version": 1,
  "status": "authored design; implementation not authorized",
  "checklist-obligation": "- [ ] **R3 update.** **PARTIAL:** real event/A/B/model-bound update witness and downstream effect; recorded initialization is not a measured update. Built evidence: Filter/update implementation and some pinned calculations",
  "nodes": [
    {
      "id": "R3-1",
      "pattern": "aif/predictive-coding-belief-update",
      "source": "/home/joe/code/futon3/library/aif/predictive-coding-belief-update.flexiarg",
      "source-sha256": "cd7a7483cf0bcb3ee2cd71eb4b58039c8ab97db0d60025725cf2575ca7a62473",
      "reading-url": "#source-aif--predictive-coding-belief-update",
      "title": "Identify the applicable update law",
      "application": "Name whether this computation is a categorical update or a declared channel approximation. Retain its A, B, state and numeric meaning. The seeded Gaussian mean/variance example is not authority to apply that law to mission-status probabilities.",
      "status": "authored application, not executed or independently accepted"
    },
    {
      "id": "R3-2",
      "pattern": "aif/declare-the-conditioning",
      "source": "/home/joe/code/futon3/library/aif/declare-the-conditioning.flexiarg",
      "source-sha256": "ce32fce1e34076f70d5ec04b8bfd5b3372f6c3347be00c67371db65ba77554d9",
      "reading-url": "#source-aif--declare-the-conditioning",
      "title": "Bind the prior and event",
      "application": "Join the pre-update belief, action/occurrence, controlled B, independent observation and cutoff. Produce one update context; reject future evidence, wrong model and an event already consumed.",
      "status": "authored application, not executed or independently accepted"
    },
    {
      "id": "R3-3",
      "pattern": "aif/predictive-coding-belief-update",
      "source": "/home/joe/code/futon3/library/aif/predictive-coding-belief-update.flexiarg",
      "source-sha256": "cd7a7483cf0bcb3ee2cd71eb4b58039c8ab97db0d60025725cf2575ca7a62473",
      "reading-url": "#source-aif--predictive-coding-belief-update",
      "title": "Compute the admitted update",
      "application": "Apply transition propagation once, then the observation update required by the declared law. Retain intermediates and output. Initialization, identity propagation or a no-observation case must have those names, not measured-update credit.",
      "status": "authored application, not executed or independently accepted"
    },
    {
      "id": "R3-4",
      "pattern": "wm-connected-learning/observation-to-next-choice",
      "source": "/home/joe/code/p4ng/wm-walkthroughs/collections/connected-learning/observation-to-next-choice.flexiarg",
      "source-sha256": "b0407ef81dea874d78bb7697042342d4d8023592a058d66e01e6fa4813186053",
      "reading-url": "/2026-09-15-wm-patterns-connected-learning.html#observation-to-next-choice",
      "title": "Carry the posterior to the next decision",
      "application": "Prove that the next predictor reads this result, not a stale cached map. Retain producer and consumer bindings and explain both changed and unchanged choices. A rejected observation must not change counts behind the refusal.",
      "status": "authored application, not executed or independently accepted"
    }
  ],
  "relations": [
    {
      "from": "R3-1",
      "to": "R3-2",
      "kind": "requires-result",
      "because": "The model law determines which event and prior can be joined."
    },
    {
      "from": "R3-2",
      "to": "R3-3",
      "kind": "requires-result",
      "because": "That joined context is the only authorized input to the update."
    },
    {
      "from": "R3-3",
      "to": "R3-4",
      "kind": "requires-result",
      "because": "The posterior becomes operational evidence only through its next consumer."
    },
    {
      "from": "R3-4",
      "to": "R3-1",
      "kind": "revision-feedback",
      "because": "A failed distinguishing control or consumer mismatch reopens the original scope/meaning; retain the failed claim rather than weakening it. Relevant controls: Use a real eligible event and controls for duplicate ingestion, double B propagation, substituted A, stale posterior consumption and initialization mislabeled as update."
    }
  ],
  "dependencies": [
    "WM-02",
    "WM-03",
    "WM-04",
    "R1",
    "R2",
    "R4"
  ],
  "worked-situation": "A newly admitted mission starts at declared D. Its appearance is not learning. Later independent evidence may change its posterior; the next prediction must identify that exact update. Replaying the same evidence must not manufacture a second change.",
  "distinguishing-controls": "Use a real eligible event and controls for duplicate ingestion, double B propagation, substituted A, stale posterior consumption and initialization mislabeled as update.",
  "open-decisions-and-limits": "WM-03 must settle shared B. Unsupported evidence does not justify choosing a convenient update formula.",
  "sources": [
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      "file": "/home/joe/code/p4ng/CHECKLIST-fundamentals.md",
      "sha256": "751ccfb00e4865c63734ac5147b9e6df66b48ee9697a7e20869d97a11467b81b",
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    },
    {
      "file": "/home/joe/code/futon2/holes/DESIGN-REQUIREMENTS-apex-2026-09-09.md",
      "sha256": "79228ad2299e639b427592f2eb24d4a80fadb9891271ca4bfe1211bf0a27f21c",
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    },
    {
      "file": "/home/joe/code/futon2/holes/labs/wm-contract/RULINGS-walkthrough-2026-09-07.md",
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      "file": "/home/joe/code/futon2/holes/labs/wm-contract/SPEC-cascade-policy-semantics-2026-09-15.md",
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      "file": "/home/joe/code/futon2/holes/labs/wm-contract/COMPLETION-LIST-plop2026-2026-09-12.md",
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    {
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}