Pith Number

pith:4PUHF5RW

pith:2026:4PUHF5RWMSIA3PKQQ2UEOT5O7G

not attested not anchored not stored refs pending

PointVG-R: Internalizing Geometric Reasoning in MLLMs for Precise Pointing Localization via Visual Chain of Thought

Bingcai Wei, Bowen Liu, Jianhui Zhong, Kenglun Chang, Ling Li, Zhidong Deng, Zinuo Zhan, Ziyu Zhu

arxiv:2606.24539 v1 · 2026-06-23 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4PUHF5RWMSIA3PKQQ2UEOT5O7G}

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	2026-06-24T01:15:33.366713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3e872f63664900dbd5086a8474faef9bb25b6704957407a2ad05e2ece743f17

Aliases

arxiv: 2606.24539 · arxiv_version: 2606.24539v1 · doi: 10.48550/arxiv.2606.24539 · pith_short_12: 4PUHF5RWMSIA · pith_short_16: 4PUHF5RWMSIA3PKQ · pith_short_8: 4PUHF5RW

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/4PUHF5RWMSIA3PKQQ2UEOT5O7G \
  | 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: e3e872f63664900dbd5086a8474faef9bb25b6704957407a2ad05e2ece743f17

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c1efae94b8f6ff3234e75403c57b6b5ccc522854e2f66d224ecd3eb3174bc2a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-06-23T13:06:51Z",
    "title_canon_sha256": "c78f6e8e86a866dca2e075c298bb655c08f8920c8a5866859f8b632b95e04ad9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.24539",
    "kind": "arxiv",
    "version": 1
  }
}