Pith Number

pith:4EGGB7AZ

pith:2025:4EGGB7AZ2477SHH3KNWNVCBSDR

not attested not anchored not stored refs pending

Visual Perturbation and Adaptive Hard Negative Contrastive Learning for Compositional Reasoning in Vision-Language Models

Ruibin Li, Tong Jia, Wei Zheng, Xin Huang, Ya Wang

arxiv:2505.15576 v2 · 2025-05-21 · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4EGGB7AZ2477SHH3KNWNVCBSDR}

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	2026-07-05T12:00:27.928923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e10c60fc19d73ff91cfb536cda88321c59423d770aa1036fe8dbf64206027ca4

Aliases

arxiv: 2505.15576 · arxiv_version: 2505.15576v2 · doi: 10.48550/arxiv.2505.15576 · pith_short_12: 4EGGB7AZ2477 · pith_short_16: 4EGGB7AZ2477SHH3 · pith_short_8: 4EGGB7AZ

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/4EGGB7AZ2477SHH3KNWNVCBSDR \
  | 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: e10c60fc19d73ff91cfb536cda88321c59423d770aa1036fe8dbf64206027ca4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "958eeb51eef121f7554524a3dd9325edd6c1d26e0eaf024b4415fc64621705ad",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-05-21T14:28:43Z",
    "title_canon_sha256": "a3847549588c8de3eab09fff1e86e143808ce2f65cac7dc6c853445bf526839b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.15576",
    "kind": "arxiv",
    "version": 2
  }
}