Pith Number

pith:OT4FMRG5

pith:2026:OT4FMRG5JKG675UVEH7G3HFZ2W

not attested not anchored not stored refs pending

Novel Claim or D\'ej\`a Vu? Rethinking "Contamination-Free'' Dynamic Evaluation for Multimodal Automated Fact-Checking

Dacheng Wen, Francis C. M. Lau, Haorui He, Reynold Cheng, Xinwen Chen, Yupeng Li

arxiv:2607.23514 v1 · 2026-07-26 · cs.CL · cs.AI · cs.MM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OT4FMRG5JKG675UVEH7G3HFZ2W}

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	2026-07-28T01:22:56.922086Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

74f85644dd4a8deff69521fe6d9cb9d5b29e17388829a5a5592cd42242f345ca

Aliases

arxiv: 2607.23514 · arxiv_version: 2607.23514v1 · doi: 10.48550/arxiv.2607.23514 · pith_short_12: OT4FMRG5JKG6 · pith_short_16: OT4FMRG5JKG675UV · pith_short_8: OT4FMRG5

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/OT4FMRG5JKG675UVEH7G3HFZ2W \
  | 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: 74f85644dd4a8deff69521fe6d9cb9d5b29e17388829a5a5592cd42242f345ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa4ebbb4344b7009f3f8ec08a36b9172e47ee650b28a516f8282231899e8b338",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.MM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-07-26T07:29:47Z",
    "title_canon_sha256": "4a0c9583074260dc7463e3af36473c5706cf26ad8b3a3735c42e51098f6cfc19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.23514",
    "kind": "arxiv",
    "version": 1
  }
}