Pith Number

pith:RA7TJFPO

pith:2025:RA7TJFPOTVIJWBCI5U64N3BBWQ

not attested not anchored not stored refs pending

DNB-AI-Project at SemEval-2025 Task 5: An LLM-Ensemble Approach for Automated Subject Indexing

Lisa Kluge, Maximilian K\"ahler

arxiv:2504.21589 v1 · 2025-04-30 · cs.CL · cs.AI · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RA7TJFPOTVIJWBCI5U64N3BBWQ}

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	2026-07-05T11:53:46.128790Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

883f3495ee9d509b0448ed3dc6ec21b437e8aab65f1bfd18fc223bba4b6953d0

Aliases

arxiv: 2504.21589 · arxiv_version: 2504.21589v1 · doi: 10.48550/arxiv.2504.21589 · pith_short_12: RA7TJFPOTVIJ · pith_short_16: RA7TJFPOTVIJWBCI · pith_short_8: RA7TJFPO

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/RA7TJFPOTVIJWBCI5U64N3BBWQ \
  | 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: 883f3495ee9d509b0448ed3dc6ec21b437e8aab65f1bfd18fc223bba4b6953d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f857337c4e5f1dea5357e104d74ff9a537613dff190899b530b4bbd68975676",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.DL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-04-30T12:47:09Z",
    "title_canon_sha256": "a1b8754a2c60de951057f6f724db41e3f8b07e4288c2ab5b3eb61bc3087fe37f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.21589",
    "kind": "arxiv",
    "version": 1
  }
}