01 / Manuscript
The Puratan reader
Explore original manuscript photographs alongside suggested Gurmukhi readings, transliteration, and translations.
Manuscripts, words & questions
A closer look.
A new question.
Explorations of Gurbani through manuscript images and text analysis. Read a handwritten page, explore Raagmala’s vocabulary, or follow the journey from word counts to equal-size samples.
Free to explore · Work in progress
Featured projectThe Puratan reader
The collection
Questions worth exploring.
02 / Exclusive vocabulary
Exploring Raagmala
What percentage of Raagmala contains words absent from the rest of Guru Granth Sahib Ji? Explore the highlighted text and word-only percentages, excluding punctuation and verse numbers.
Explore Raagmala →03 / Go & data
A map of words to counts
We used goroutines to fetch pages concurrently, cached the text, and built a simple word-to-count map. See how it works and download the fullMap export.
Explore word frequencies →04 / Methods & findings
Vocabulary diversity
From raw unique counts to a ratio that favored shorter texts, then equal-size sampling: follow our method, mathematics, and results for the included writers.
Follow the analysis →05 / Music & transformations
The ten thaats
Explore the ten Hindustani thaats and their transformations. Select a raag to see its aroh, avroh, and notes—from Sri and Asa to Dhanaasri, Gujri, and beyond.
Explore the thaat map →Follow your curiosity.
One question at a time.