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Search 3,721 documents across 34 fields — every claim tier-rated by evidence

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3,633 are the core, quality-scored corpus (34 lettered sections — see How We Work); the remaining 88 are cross-corpus synthesis documents (68 InterDocs, 12 Connections, 8 Theories) also indexed here.

2 results for "uruk-period"

A_1_23 Verified Foundations

A_1_23 — Proto-Writing & Token Systems: Precursors to Cuneiform

The invention of writing in Mesopotamia around 3200 BCE was not a sudden innovation but the culmination of an 8,000-year evolution of information recording technologies. Beginning with simple geometric clay tokens in the

proto-writing clay-tokens bullae uruk-period accounting-origins cuneiform-precursors

A_1_22 Verified Foundations

A_1_22 — Proto-Writing Development and Precursors to Cuneiform

The transition from pre-literate record-keeping to cuneiform script spanned approximately 5,000 years, from small geometric clay tokens used for commodity tracking in the Neolithic (c. 8000 BCE) through the emergence of

proto-writing token-system-accounting uruk-period cuneiform-origins clay-envelope bulla

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