Pith Number

pith:L2BO34BQ

pith:2024:L2BO34BQKA67GDSD7454TOKO4K

not attested not anchored not stored refs pending

Optimizing Keyphrase Ranking for Relevance and Diversity Using Submodular Function Optimization (SFO)

Muhammad Umair, Syed Jalaluddin Hashmi, Young-Koo Lee

arxiv:2410.20080 v1 · 2024-10-26 · cs.IR · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L2BO34BQKA67GDSD7454TOKO4K}

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	2026-07-05T09:26:38.680818Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e82edf030503df30e43ff3bc9b94ee2a235b88bb6ac91d14f5e770d9e978ded

Aliases

arxiv: 2410.20080 · arxiv_version: 2410.20080v1 · doi: 10.48550/arxiv.2410.20080 · pith_short_12: L2BO34BQKA67 · pith_short_16: L2BO34BQKA67GDSD · pith_short_8: L2BO34BQ

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/L2BO34BQKA67GDSD7454TOKO4K \
  | 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: 5e82edf030503df30e43ff3bc9b94ee2a235b88bb6ac91d14f5e770d9e978ded

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8c54c3ded6ec1b631d8131d45d0ebb0ea79179875ee05f928f0cefe9035468d",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2024-10-26T05:14:32Z",
    "title_canon_sha256": "1abf91e9976aa7428724ac2a316d69b6200c6d66e7fe3135890b96704f6411ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2410.20080",
    "kind": "arxiv",
    "version": 1
  }
}