Pith Number

pith:HYR3DQTK

pith:2025:HYR3DQTKF44YSZ53Z33XIZPHWF

not attested not anchored not stored refs pending

Sri Lanka Document Datasets: A Large-Scale, Multilingual Resource for Law, News, and Policy

Nuwan I. Senaratna

Sri Lanka now offers an open collection of 263,545 documents in Sinhala, Tamil, and English drawn from law, government, and news sources.

arxiv:2510.04124 v7 · 2025-10-05 · cs.CL

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HYR3DQTKF44YSZ53Z33XIZPHWF}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Claims

C1strongest claim

The collection currently comprises of 263,545 documents (77.7 GB) across 26 datasets in Sinhala, Tamil, and English.

C2weakest assumption

The source documents are legally accessible for bulk collection, accurately converted to machine-readable form, and free of major quality or licensing issues that would limit research use.

C3one line summary

Releases 263,545 documents (77.7 GB) across 26 datasets from Sri Lanka in three languages, updated daily and mirrored on GitHub and Hugging Face for computational linguistics and policy research.

Formal links

2 machine-checked theorem links

Cited by

1 paper in Pith

Cross-Temporal Sinhala OCR: Page-Level Adaptation and Diachronic Analysis

Receipt and verification

First computed	2026-05-20T00:00:25.298086Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e23b1c26a2f398967bbcef77465e7b16afe7e31bfa8fc48baf9236690b76e53

Aliases

arxiv: 2510.04124 · arxiv_version: 2510.04124v7 · doi: 10.48550/arxiv.2510.04124 · pith_short_12: HYR3DQTKF44Y · pith_short_16: HYR3DQTKF44YSZ53 · pith_short_8: HYR3DQTK

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/HYR3DQTKF44YSZ53Z33XIZPHWF \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 3e23b1c26a2f398967bbcef77465e7b16afe7e31bfa8fc48baf9236690b76e53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48a5562434eefa746e8f9d1f4b4c80e52d3104c2be758d3c035fed9d5fff49b9",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-10-05T09:57:40Z",
    "title_canon_sha256": "3a5d9b2209fddbe46c79407c96c9ac228f23e244241f464531d6d11ba8d58325"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2510.04124",
    "kind": "arxiv",
    "version": 7
  }
}