Pith Number

pith:KROYXAHZ

pith:2026:KROYXAHZPPC7DCEZASGDE2CLFP

not attested not anchored not stored refs pending

Vision Language Models Cannot Reason About Physical Transformation

Bingyang Wang, Dezhi Luo, Hokin Deng, Maijunxian Wang, Pinyuan Feng, Pooyan Rahmanzadehgervi, Siheng Wang, Tianwei Zhao, Yijiang Li, Ziqiao Ma

arxiv:2603.07109 v2 · 2026-03-07 · 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{KROYXAHZPPC7DCEZASGDE2CLFP}

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	2026-06-02T01:03:44.754727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

545d8b80f97bc5f18899048c32684b2bc8e147a1f0f324e2e78d5dbc7595f8dc

Aliases

arxiv: 2603.07109 · arxiv_version: 2603.07109v2 · doi: 10.48550/arxiv.2603.07109 · pith_short_12: KROYXAHZPPC7 · pith_short_16: KROYXAHZPPC7DCEZ · pith_short_8: KROYXAHZ

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/KROYXAHZPPC7DCEZASGDE2CLFP \
  | 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: 545d8b80f97bc5f18899048c32684b2bc8e147a1f0f324e2e78d5dbc7595f8dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6897ac04c0085ddcfbf38eff4ffe9825363a50e4661d3add8c3ff8df66f52215",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-03-07T08:40:09Z",
    "title_canon_sha256": "40f7dfd5d8fe3d03e6a39598a6e825756b86e0dc78251b3d8da67b754838ddb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.07109",
    "kind": "arxiv",
    "version": 2
  }
}