Pith Number

pith:5GDZDVSH

pith:2017:5GDZDVSHN74CT6W7KC5YFECR4D

not attested not anchored not stored refs pending

Detecting (Un)Important Content for Single-Document News Summarization

Ani Nenkova, Forrest Sheng Bao, Yinfei Yang

arxiv:1702.07998 v1 · 2017-02-26 · 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{5GDZDVSHN74CT6W7KC5YFECR4D}

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	2026-05-18T00:49:56.375772Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e98791d6476ff829fadf50bb829051e0cae02eb2d6c7de352deeaa16146cdc26

Aliases

arxiv: 1702.07998 · arxiv_version: 1702.07998v1 · doi: 10.48550/arxiv.1702.07998 · pith_short_12: 5GDZDVSHN74C · pith_short_16: 5GDZDVSHN74CT6W7 · pith_short_8: 5GDZDVSH

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/5GDZDVSHN74CT6W7KC5YFECR4D \
  | 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: e98791d6476ff829fadf50bb829051e0cae02eb2d6c7de352deeaa16146cdc26

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79c87d4b8dac0f2e5e6aae0a8186285b04ab56966a002d873e84094b82ad5fd8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2017-02-26T08:07:26Z",
    "title_canon_sha256": "3766ca7916827f7a5a70c6986df35c4efcc8f3ec3d38c2a96ad2ea22a3a33e33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.07998",
    "kind": "arxiv",
    "version": 1
  }
}