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Publish the Obsidian vault's Knowledge folder as /knowledge (881 notes, 67 folders), with a Knowledge item in the nav and footer. - scripts/import_knowledge.py regenerates data/knowledge from the vault: slugged paths, folder notes as index pages, wikilinks resolved to site links (or plain text), callouts, highlights, and Dataview tables rendered statically. Personal notes are withheld via an exclusion list plus a privacy guard. - tuftecms/core/knowledge.py builds a concept index from note titles and aliases. First mentions on ordinary pages link to their Knowledge note (capped, never in headings, code, links, or sidenotes); Knowledge pages list related notes and where they're mentioned across the site; other pages get a Related Knowledge block. - Knowledge URLs join sitemap.xml (so the sweep test covers them), never displace existing legacy slugs, list alphabetically, and mermaid diagrams render client-side only on pages that have them.
39 lines
2.5 KiB
Markdown
39 lines
2.5 KiB
Markdown
---
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description: Truth is spelled with the first letter, the middle letter, and the last
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— because anything less than the whole way is not yet true.
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source: obsidian-knowledge
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---
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# Tav · ת
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> *Truth is spelled with the first letter, the middle letter, and the last — because anything less than the whole way is not yet true.*
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---
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## Correspondences
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| Attribute | Value |
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|---|---|
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| Glyph | ת |
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| Name | Tav — the mark, the cross, the seal |
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| Gematria | 400 |
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| Sefer Yetzirah class | Double letter — Saturn; grace and indignation |
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| Tree of Life path | Path 32, joining [Yesod](/knowledge/tree-of-life/yesod) to [Malkuth](/knowledge/tree-of-life/malkuth) |
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| Tarot trump | [The World](/knowledge/tarot/major-arcana/the-world) |
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## Essence
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Tav is the last letter — the mark, the sign, the seal set on a finished thing. In the oldest script it was drawn as a simple cross, the sign made on the foreheads of the faithful in Ezekiel's vision, the mark that distinguishes and protects. It is the final letter of *emet*, truth, a word the sages loved to anatomize: aleph, mem, tav — the first, middle, and last letters of the alphabet — because truth must hold from beginning to end, while *sheker*, the lie, huddles its letters together in one corner of the alphabet and cannot stand. The seal of the Holy One, the Talmud says, is truth; tav is that seal.
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It is a double letter under Saturn — the slowest planet, the lord of endings, limits, and time — bearing the pair of grace and indignation, the two faces of every final judgement. Its number is four hundred, the greatest single-letter value, the alphabet's full measure.
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On the Tree it is the thirty-second and last path, joining [Yesod](/knowledge/tree-of-life/yesod) to [Malkuth](/knowledge/tree-of-life/malkuth) — foundation descending into the kingdom, the final step by which the whole current of emanation arrives in the manifest world. Its trump is [The World](/knowledge/tarot/major-arcana/the-world), the dancer in the wreath, the completed Great Work. And because the alphabet is a circle, tav's ending is not a wall but a hinge: the seal turns, and the next breath is [Aleph](/knowledge/hebrew-letters/aleph) again.
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## Related
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- [Shin](/knowledge/hebrew-letters/shin) — the previous letter, the fire before the seal
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- [Aleph](/knowledge/hebrew-letters/aleph) — the next letter, as the circle closes and begins again
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- [The World](/knowledge/tarot/major-arcana/the-world)
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- [Kabbalah](/knowledge/spirituality/kabbalah)
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- [Tree of Life](/knowledge/tree-of-life)
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