Pith Number

pith:M7K6O6G2

pith:2026:M7K6O6G2GW6XGNOK75FMU4X5GP

not attested not anchored not stored refs pending

Making Multimodal LLMs Reliable Chart Data Extractors: A Benchmark and Training Framework

Dazhen Deng, Kuilin Peng, Liqi Cheng, Peizhi Ying, Yingcai Wu, Yuan Tian, Yuchen He

arxiv:2606.29808 v1 · 2026-06-29 · cs.HC · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M7K6O6G2GW6XGNOK75FMU4X5GP}

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	2026-06-30T02:17:36.144163Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67d5e778da35bd7335caff4aca72fd33fbcddb8f1ac3af03ed9ef919a301bcbf

Aliases

arxiv: 2606.29808 · arxiv_version: 2606.29808v1 · doi: 10.48550/arxiv.2606.29808 · pith_short_12: M7K6O6G2GW6X · pith_short_16: M7K6O6G2GW6XGNOK · pith_short_8: M7K6O6G2

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/M7K6O6G2GW6XGNOK75FMU4X5GP \
  | 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: 67d5e778da35bd7335caff4aca72fd33fbcddb8f1ac3af03ed9ef919a301bcbf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61e43ebee4e401db400d140aada50e4517a0f15307248fe66e943ba41b2f5e42",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2026-06-29T05:40:35Z",
    "title_canon_sha256": "8c8453f5f85d5046a41c14859ceb961c8707c7483d281295475e56c86133c4d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.29808",
    "kind": "arxiv",
    "version": 1
  }
}