Pith Number

pith:4PQA3UVX

pith:2019:4PQA3UVXSWLJQ7CO7NRUCT3B7X

not attested not anchored not stored refs pending

Structural modeling using overlapped group penalties for discovering predictive biomarkers for subgroup analysis

Chong Ma, Kevin Galinsky, Ray Liu, Shuangge Ma, Wenxuan Deng

arxiv:1904.11648 v1 · 2019-04-26 · stat.ME · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4PQA3UVXSWLJQ7CO7NRUCT3B7X}

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	2026-05-17T23:47:43.121628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3e00dd2b79596987c4efb63414f61fdd47f107fb047a59dff8f069babdbe7d8

Aliases

arxiv: 1904.11648 · arxiv_version: 1904.11648v1 · doi: 10.48550/arxiv.1904.11648 · pith_short_12: 4PQA3UVXSWLJ · pith_short_16: 4PQA3UVXSWLJQ7CO · pith_short_8: 4PQA3UVX

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/4PQA3UVXSWLJQ7CO7NRUCT3B7X \
  | 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: e3e00dd2b79596987c4efb63414f61fdd47f107fb047a59dff8f069babdbe7d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fcaa30bd6ed9da8edd61a010bdffe182912a0f89cef10cd446a8abbb21d60660",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2019-04-26T02:06:26Z",
    "title_canon_sha256": "1c6fc14b2bcb8708d3fe464b298b9d257b6df3fb87e56ff262a4dd67ed86e8a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.11648",
    "kind": "arxiv",
    "version": 1
  }
}