Pith Number

pith:A4NFSJCV

pith:2020:A4NFSJCV7Y7PDQ6LAHVUWC43HX

not attested not anchored not stored refs pending

Exploring Content Selection in Summarization of Novel Chapters

Bryan Li, Faisal Ladhak, Kathleen McKeown, Yaser Al-Onaizan

arxiv:2005.01840 v3 · 2020-05-04 · 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{A4NFSJCV7Y7PDQ6LAHVUWC43HX}

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	2026-07-05T02:27:20.618120Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

071a592455fe3ef1c3cb01eb4b0b9b3dcf79674b2fd465286d0b73728fe2afc7

Aliases

arxiv: 2005.01840 · arxiv_version: 2005.01840v3 · doi: 10.48550/arxiv.2005.01840 · pith_short_12: A4NFSJCV7Y7P · pith_short_16: A4NFSJCV7Y7PDQ6L · pith_short_8: A4NFSJCV

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/A4NFSJCV7Y7PDQ6LAHVUWC43HX \
  | 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: 071a592455fe3ef1c3cb01eb4b0b9b3dcf79674b2fd465286d0b73728fe2afc7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9cac18497b9c131068ea4345cae7bc7169528bbe8dda72b6db3d1c9d9e12084d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-05-04T20:45:39Z",
    "title_canon_sha256": "06934d377c6a0d90327ae291916fea9253f646147a4d2b2c6f61b2fb288a32bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.01840",
    "kind": "arxiv",
    "version": 3
  }
}