Pith Number

pith:MKGVQJXH

pith:2026:MKGVQJXHKFDE3EWRDM3GGQAQMZ

not attested not anchored not stored refs pending

How Robust is OCR-Reasoning? Evaluating OCR-Reasoning Robustness of Vision-Language Models under Visual Perturbations

Yi Chang, Yuan Wu, Yuxing Cheng

arxiv:2606.26041 v1 · 2026-06-24 · cs.CV · 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{MKGVQJXHKFDE3EWRDM3GGQAQMZ}

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	2026-06-25T01:18:46.659579Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

628d5826e751464d92d11b366340106641d83562e40df34beb5ec09bb9ae63d3

Aliases

arxiv: 2606.26041 · arxiv_version: 2606.26041v1 · doi: 10.48550/arxiv.2606.26041 · pith_short_12: MKGVQJXHKFDE · pith_short_16: MKGVQJXHKFDE3EWR · pith_short_8: MKGVQJXH

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/MKGVQJXHKFDE3EWRDM3GGQAQMZ \
  | 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: 628d5826e751464d92d11b366340106641d83562e40df34beb5ec09bb9ae63d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c10b2ee936e61ea6faffd59489feec095508f189fb6225aa00e713931324ccbf",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-06-24T17:15:42Z",
    "title_canon_sha256": "4620f4b8c49e2798eec316cd2a29e613afe51665e48f4b2e075895a67a83047b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.26041",
    "kind": "arxiv",
    "version": 1
  }
}