Pith Number

pith:HUVIGOD3

pith:2026:HUVIGOD3IXTK72VGLTGIVTMTBK

not attested not anchored not stored refs pending

Qwen-3D: A Generalist 3D Vision-Language Model for Spatial Understanding

Ayush Jain, Katerina Fragkiadaki, Lucy Lin, Yifan Liu

arxiv:2608.02980 v1 · 2026-08-04 · 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{HUVIGOD3IXTK72VGLTGIVTMTBK}

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	2026-08-05T00:44:19.023059Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d2a83387b45e6afeaa65ccc8acd930a99689d3d50d796019e901456dcfdc67b

Aliases

arxiv: 2608.02980 · arxiv_version: 2608.02980v1 · doi: 10.48550/arxiv.2608.02980 · pith_short_12: HUVIGOD3IXTK · pith_short_16: HUVIGOD3IXTK72VG · pith_short_8: HUVIGOD3

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/HUVIGOD3IXTK72VGLTGIVTMTBK \
  | 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: 3d2a83387b45e6afeaa65ccc8acd930a99689d3d50d796019e901456dcfdc67b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f23c12303f5e61ebc4aa14e3856af878bb27ba3be6f413efd6d0542b08a8ef73",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-08-04T00:32:09Z",
    "title_canon_sha256": "41bd64fc927c9b10536d599b925101acf9bfedee2cceb24ed0ab27e76fa3a6df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.02980",
    "kind": "arxiv",
    "version": 1
  }
}