Pith Number

pith:V2RHA4NC

pith:2016:V2RHA4NCYMHDYIRXGRDEBZQLJ4

not attested not anchored not stored refs pending

Variations of the Similarity Function of TextRank for Automated Summarization

Federico Barrios, Federico L\'opez, Luis Argerich, Rosa Wachenchauzer

arxiv:1602.03606 v1 · 2016-02-11 · cs.CL · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V2RHA4NCYMHDYIRXGRDEBZQLJ4}

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	2026-05-17T23:44:10.539362Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aea27071a2c30e3c2237344640e60b4f1f2b0304704e3deb132da1b489a41d58

Aliases

arxiv: 1602.03606 · arxiv_version: 1602.03606v1 · doi: 10.48550/arxiv.1602.03606 · pith_short_12: V2RHA4NCYMHD · pith_short_16: V2RHA4NCYMHDYIRX · pith_short_8: V2RHA4NC

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/V2RHA4NCYMHDYIRXGRDEBZQLJ4 \
  | 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: aea27071a2c30e3c2237344640e60b4f1f2b0304704e3deb132da1b489a41d58

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cfbf461f970aa2aa5724f41faf08001c6c8a52fafd486c4018b8e67b8a637631",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2016-02-11T02:39:21Z",
    "title_canon_sha256": "3037c10ccb036c54447ea615954ae38b98a0606e6d2448094dbae4f01fd32873"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.03606",
    "kind": "arxiv",
    "version": 1
  }
}