Pith Number

pith:XALJDTPY

pith:2025:XALJDTPY2REDE4GICIGZ5UPXLY

not attested not anchored not stored refs pending

HCNQA: Enhancing 3D VQA with Hierarchical Concentration Narrowing Supervision

Fangjing Wang, Feng Zheng, Jianuo Zhu, Qilin Huang, Shengli Zhou, Yanfu Zhang

arxiv:2507.01800 v1 · 2025-07-02 · cs.CV · cs.MM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XALJDTPY2REDE4GICIGZ5UPXLY}

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	2026-07-05T11:30:55.340361Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b81691cdf8d4483270c8120d9ed1f75e31f79c85d8391d50759767fc6c669d1a

Aliases

arxiv: 2507.01800 · arxiv_version: 2507.01800v1 · doi: 10.48550/arxiv.2507.01800 · pith_short_12: XALJDTPY2RED · pith_short_16: XALJDTPY2REDE4GI · pith_short_8: XALJDTPY

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/XALJDTPY2REDE4GICIGZ5UPXLY \
  | 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: b81691cdf8d4483270c8120d9ed1f75e31f79c85d8391d50759767fc6c669d1a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62bda32e63656ff45ba70ba60853761530acf6fa840aaa899e1ca69a4e64146c",
    "cross_cats_sorted": [
      "cs.MM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-07-02T15:20:08Z",
    "title_canon_sha256": "840e158bacc4107f2a041053d035255cdb4c38156ebbe0bb90f89e7e771f9793"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.01800",
    "kind": "arxiv",
    "version": 1
  }
}