Pith Number

pith:IX7UO4GW

pith:2025:IX7UO4GWSHJDHJX45ZLDWZV7SL

not attested not anchored not stored refs pending

Evaluating Named Entity Recognition Models for Russian Cultural News Texts: From BERT to LLM

Maria Levchenko

arxiv:2506.02589 v1 · 2025-06-03 · cs.CL · cs.AI · 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{IX7UO4GWSHJDHJX45ZLDWZV7SL}

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	2026-07-05T11:15:04.865133Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45ff4770d691d233a6fcee563b66bf92e8d5b07c22d19e00b975cb2659705d4c

Aliases

arxiv: 2506.02589 · arxiv_version: 2506.02589v1 · doi: 10.48550/arxiv.2506.02589 · pith_short_12: IX7UO4GWSHJD · pith_short_16: IX7UO4GWSHJDHJX4 · pith_short_8: IX7UO4GW

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/IX7UO4GWSHJDHJX45ZLDWZV7SL \
  | 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: 45ff4770d691d233a6fcee563b66bf92e8d5b07c22d19e00b975cb2659705d4c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd832595acb0093e6f54bca82432aa5816966daf550c662fe72e1dc8d6f34a90",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.IR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-06-03T08:11:16Z",
    "title_canon_sha256": "9e8e663bb75d4efda217d31a27eb8d008d87b96eb154d5301e7d24614b681486"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.02589",
    "kind": "arxiv",
    "version": 1
  }
}