Pith Number

pith:ZQ7HB226

pith:2014:ZQ7HB226WCG2BEFNGJRVYZT3IT

not attested not anchored not stored refs pending

PenPC: A Two-step Approach to Estimate the Skeletons of High Dimensional Directed Acyclic Graphs

Jichun Xie, Min Jin Ha, Wei Sun

arxiv:1405.1603 v1 · 2014-05-07 · stat.ME · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZQ7HB226WCG2BEFNGJRVYZT3IT}

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	2026-05-18T02:52:24.364151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc3e70eb5eb08da090ad32635c667b44e2fe7d29dee27e98cb4a611d09406b89

Aliases

arxiv: 1405.1603 · arxiv_version: 1405.1603v1 · doi: 10.48550/arxiv.1405.1603 · pith_short_12: ZQ7HB226WCG2 · pith_short_16: ZQ7HB226WCG2BEFN · pith_short_8: ZQ7HB226

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/ZQ7HB226WCG2BEFNGJRVYZT3IT \
  | 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: cc3e70eb5eb08da090ad32635c667b44e2fe7d29dee27e98cb4a611d09406b89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b792b4066e06cdc5f1e8ff6147d75727004bde896e15130e11b71ad37310207a",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2014-05-07T13:37:00Z",
    "title_canon_sha256": "9fa0f38876f08ef2452e1178c23af078a321621a45d831779cc959195f80c5c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.1603",
    "kind": "arxiv",
    "version": 1
  }
}