Pith Number

pith:NFUDUQHT

pith:2026:NFUDUQHTQJCZQNSTYEVM6B3RLI

not attested not anchored not stored refs pending

Finetuning with Scientific Data Increases Hallucinations: A Multi-domain Factuality Evaluation of LLMs

Ekaterina Borisova, Fabio Barth, Georg Rehm, Nikolas Rauscher, Raia Abu Ahmad, Sebastian M\"oller

arxiv:2606.21359 v1 · 2026-06-19 · 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{NFUDUQHTQJCZQNSTYEVM6B3RLI}

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	2026-06-23T01:13:07.675151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69683a40f38245983653c12acf07715a2fd62d7a56ce48187502cd84cab59aa6

Aliases

arxiv: 2606.21359 · arxiv_version: 2606.21359v1 · doi: 10.48550/arxiv.2606.21359 · pith_short_12: NFUDUQHTQJCZ · pith_short_16: NFUDUQHTQJCZQNST · pith_short_8: NFUDUQHT

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/NFUDUQHTQJCZQNSTYEVM6B3RLI \
  | 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: 69683a40f38245983653c12acf07715a2fd62d7a56ce48187502cd84cab59aa6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "792b74dabc36ed455da5f2359a0089ffa1e9915f83ab505d6bc94c1be6fcd0ff",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-06-19T12:03:02Z",
    "title_canon_sha256": "f264f9ac74457061cf0be12122d1f1262ff2c9977d74fe0da7ce98a83c7f4af4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.21359",
    "kind": "arxiv",
    "version": 1
  }
}