Pith Number

pith:O2LPJLFZ

pith:2025:O2LPJLFZJTIW376XUVH2PKGS2R

not attested not anchored not stored refs pending

MSA at SemEval-2025 Task 3: High Quality Weak Labeling and LLM Ensemble Verification for Multilingual Hallucination Detection

Ahmed Nasreldin, Ali Hamdi, Baraa Hikal

arxiv:2505.20880 v1 · 2025-05-27 · 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{O2LPJLFZJTIW376XUVH2PKGS2R}

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	2026-07-05T11:10:20.364932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7696f4acb94cd16dffd7a54fa7a8d2d45cff4cd4fe5bca8eedb4d09bfdebbc6b

Aliases

arxiv: 2505.20880 · arxiv_version: 2505.20880v1 · doi: 10.48550/arxiv.2505.20880 · pith_short_12: O2LPJLFZJTIW · pith_short_16: O2LPJLFZJTIW376X · pith_short_8: O2LPJLFZ

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/O2LPJLFZJTIW376XUVH2PKGS2R \
  | 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: 7696f4acb94cd16dffd7a54fa7a8d2d45cff4cd4fe5bca8eedb4d09bfdebbc6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41ed147f48b82fbdb0a951578972356aa1a5cfa07b339c84eb07773297e9894a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-05-27T08:26:17Z",
    "title_canon_sha256": "ce7cca8cdd522fbcccf198dc3348eb4e59d0ea5e173eaed892c0014a87dfd9ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.20880",
    "kind": "arxiv",
    "version": 1
  }
}