Pith Number

pith:2ZYGZ3W5

pith:2015:2ZYGZ3W5INFZ7K2OJWYAH7ZEN7

not attested not anchored not stored refs pending

Jointly Modeling Topics and Intents with Global Order Structure

Bei Chen, Bo Zhang, Jun Zhu, Ming Zhou, Nan Yang, Tian Tian

arxiv:1512.02009 v1 · 2015-12-07 · cs.CL · cs.IR · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2ZYGZ3W5INFZ7K2OJWYAH7ZEN7}

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	2026-05-18T01:25:09.803415Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6706ceedd434b9fab4e4db003ff246fe61a28cbfdf269520db054a32f7d4709

Aliases

arxiv: 1512.02009 · arxiv_version: 1512.02009v1 · doi: 10.48550/arxiv.1512.02009 · pith_short_12: 2ZYGZ3W5INFZ · pith_short_16: 2ZYGZ3W5INFZ7K2O · pith_short_8: 2ZYGZ3W5

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/2ZYGZ3W5INFZ7K2OJWYAH7ZEN7 \
  | 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: d6706ceedd434b9fab4e4db003ff246fe61a28cbfdf269520db054a32f7d4709

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63629dc2fa56e5e047b0d669a0fc6b194dd25e27c73fd6110cb7c2e4b1ff163b",
    "cross_cats_sorted": [
      "cs.IR",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2015-12-07T12:16:58Z",
    "title_canon_sha256": "71a3fc2d6643caa7379f2206a273811a8649ec290e1a3fc5cd84ec5e77b9a905"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.02009",
    "kind": "arxiv",
    "version": 1
  }
}