Pith Number

pith:RASC7WDS

pith:2019:RASC7WDSMVXV7PVHTOVJWB2WRG

not attested not anchored not stored refs pending

Joint Lifelong Topic Model and Manifold Ranking for Document Summarization

Jianying Lin, Quanye Jia, Rui Liu

arxiv:1907.03224 v1 · 2019-07-07 · 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{RASC7WDSMVXV7PVHTOVJWB2WRG}

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	2026-05-17T23:41:18.586329Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88242fd872656f5fbea79baa9b07568988cf988edce1001d381b73cfa47e2f72

Aliases

arxiv: 1907.03224 · arxiv_version: 1907.03224v1 · doi: 10.48550/arxiv.1907.03224 · pith_short_12: RASC7WDSMVXV · pith_short_16: RASC7WDSMVXV7PVH · pith_short_8: RASC7WDS

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/RASC7WDSMVXV7PVHTOVJWB2WRG \
  | 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: 88242fd872656f5fbea79baa9b07568988cf988edce1001d381b73cfa47e2f72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45814767820e751c1e87ff0662c594430bfd6c60fad6481926990b04e5e70ae4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-07-07T05:41:55Z",
    "title_canon_sha256": "ec9c1346631559b7edbd8895bbc6519b311b2b4e032e47096e3fb330f51a2a09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.03224",
    "kind": "arxiv",
    "version": 1
  }
}