---
slug: tb-500-cognition
title: "TB 500 for Cognition"
kind: source_ledger
status: published
hash: 7e3348f6eb14fc02fda92a85c204825c5604b1d685729b2f5f68250e85f7bb16
created: 2026-06-29T23:39:59.075Z
updated: 2026-10-08T11:46:02.903Z
summary: "Evidence-graded overview — sources loading via writer"
tags: []
above: []
below: []
adjacent: []
nested: []
---
# TB 500 for Cognition

*Evidence-graded overview — sources loading via writer*

## TB 500 for Cognition

Evidence-graded overview — sources loading via writer queue.

## Facts

```json
{
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  "original_updated": "2026-06-29T21:33:26.876Z",
  "register": "source_ledger",
  "category": null
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```