Pith Number

pith:QU56PU67

pith:2025:QU56PU67P5FPLIDHDH3LBWLRBM

not attested not anchored not stored refs pending

Principled Content Selection to Generate Diverse and Personalized Multi-Document Summaries

David Arbour, Jennifer Healey, Vishakh Padmakumar, Zichao Wang

arxiv:2505.21859 v1 · 2025-05-28 · 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{QU56PU67P5FPLIDHDH3LBWLRBM}

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	2026-07-05T11:11:04.926852Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

853be7d3df7f4af5a06719f6b0d9710b2e6f0765c4d0ffe461522fcf7f793ef3

Aliases

arxiv: 2505.21859 · arxiv_version: 2505.21859v1 · doi: 10.48550/arxiv.2505.21859 · pith_short_12: QU56PU67P5FP · pith_short_16: QU56PU67P5FPLIDH · pith_short_8: QU56PU67

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/QU56PU67P5FPLIDHDH3LBWLRBM \
  | 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: 853be7d3df7f4af5a06719f6b0d9710b2e6f0765c4d0ffe461522fcf7f793ef3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e991022cfe88ae9b90ac32c0a4d688662d82b2c8f9ee03fbcd1ffde1b89e3471",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-05-28T01:12:50Z",
    "title_canon_sha256": "9a93864d818966bdc52e34d53d739f1ab2fb52255771df1764a57615be2ee057"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.21859",
    "kind": "arxiv",
    "version": 1
  }
}