Pith Number

pith:A5EN7KRL

pith:2012:A5EN7KRLJW23Q3M7HVOWHMDYF3

not attested not anchored not stored refs pending

Graph-Based Tests for Two-Sample Comparisons of Categorical Data

Hao Chen, Nancy R. Zhang

arxiv:1208.5755 v3 · 2012-08-28 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A5EN7KRLJW23Q3M7HVOWHMDYF3}

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.

Receipt and verification

First computed	2026-05-18T02:45:21.733387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0748dfaa2b4db5b86d9f3d5d63b0782edec515cc593355a432681c548edea7c4

Aliases

arxiv: 1208.5755 · arxiv_version: 1208.5755v3 · doi: 10.48550/arxiv.1208.5755 · pith_short_12: A5EN7KRLJW23 · pith_short_16: A5EN7KRLJW23Q3M7 · pith_short_8: A5EN7KRL

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/A5EN7KRLJW23Q3M7HVOWHMDYF3 \
  | 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: 0748dfaa2b4db5b86d9f3d5d63b0782edec515cc593355a432681c548edea7c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "edaba2de99dc561fb584f7e0367c8243fb4c2509b55813bdedd9b1d85f5d36d4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2012-08-28T19:25:39Z",
    "title_canon_sha256": "44653a6c6c403f674c262cd8b3e9a330ca8502429c411b0d6bc4e9b07c40a44c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.5755",
    "kind": "arxiv",
    "version": 3
  }
}