Pith Number

pith:F77MT2DK

pith:2020:F77MT2DKH7EAEUTGWMSXBSJ3P5

not attested not anchored not stored refs pending

Diversity, Density, and Homogeneity: Quantitative Characteristic Metrics for Text Collections

Mona Diab, Xuan Zhu, Yi-An Lai, Yi Zhang

arxiv:2003.08529 v1 · 2020-03-19 · 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{F77MT2DKH7EAEUTGWMSXBSJ3P5}

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.

Cited by

1 paper in Pith

Measuring Diversity in Synthetic Datasets

Receipt and verification

First computed	2026-07-05T00:49:11.551125Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ffec9e86a3fc8025266b32570c93b7f59fbb4e3de89596d180ab7f2c961a62e

Aliases

arxiv: 2003.08529 · arxiv_version: 2003.08529v1 · doi: 10.48550/arxiv.2003.08529 · pith_short_12: F77MT2DKH7EA · pith_short_16: F77MT2DKH7EAEUTG · pith_short_8: F77MT2DK

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/F77MT2DKH7EAEUTGWMSXBSJ3P5 \
  | 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: 2ffec9e86a3fc8025266b32570c93b7f59fbb4e3de89596d180ab7f2c961a62e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c690bbee7297fcea97b74097c4a430c54b73582d79ac2331ea6f9a9742f1f3f7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-03-19T00:48:32Z",
    "title_canon_sha256": "56927921044ba119d75a9d7414692d0955b8245567745a063324a64451a67d12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.08529",
    "kind": "arxiv",
    "version": 1
  }
}