Pith Number

pith:DS23INU6

pith:2025:DS23INU6OFOKRWOU2BX44LEDSZ

not attested not anchored not stored refs pending

LLM4Tag: Automatic Tagging System for Information Retrieval via Large Language Models

Bo Chen, Chenxu Zhu, Huifeng Guo, Menghui Zhu, Ruiming Tang, Weipeng Zhang, Xinyi Dai

arxiv:2502.13481 v2 · 2025-02-19 · 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{DS23INU6OFOKRWOU2BX44LEDSZ}

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	2026-07-05T10:59:05.732933Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1cb5b4369e715ca8d9d4d06fce2c839678bd58ce3c669998958ba8fd6ba274fe

Aliases

arxiv: 2502.13481 · arxiv_version: 2502.13481v2 · doi: 10.48550/arxiv.2502.13481 · pith_short_12: DS23INU6OFOK · pith_short_16: DS23INU6OFOKRWOU · pith_short_8: DS23INU6

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/DS23INU6OFOKRWOU2BX44LEDSZ \
  | 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: 1cb5b4369e715ca8d9d4d06fce2c839678bd58ce3c669998958ba8fd6ba274fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a4c66ab92e45a4c7cf82d04e76e79c3c5ed287ed95fd7e5b6796b23d1b6a13d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-02-19T07:10:23Z",
    "title_canon_sha256": "1d9f9df579100f955a8786135ccd38ad4732a19c20e7342e5e9e8e53a2567aff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.13481",
    "kind": "arxiv",
    "version": 2
  }
}