Pith Number

pith:IYOYWPMF

pith:2025:IYOYWPMF7QHOZMHFGOBWSHR62Z

not attested not anchored not stored refs pending

4DNeX: Feed-Forward 4D Generative Modeling Made Easy

Fangzhou Hong, He Zhu, Jiawei Ren, Liang Pan, Long Zhuo, Tianqi Liu, Zeng Tao, Zhaoxi Chen, Ziwei Liu

arxiv:2508.13154 v1 · 2025-08-18 · 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{IYOYWPMF7QHOZMHFGOBWSHR62Z}

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.

Cited by

11 papers in Pith

RynnWorld-4D: 4D Embodied World Models for Robotic Manipulation

Divide and Conquer: Decoupled Representation Alignment for Multimodal World Models

PointAction: 3D Points as Universal Action Representations for Robot Control

HiReFF: High-Resolution Feedforward Human Reconstruction from Uncalibrated Sparse-View Video

World-R1: Reinforcing 3D Constraints for Text-to-Video Generation

Receipt and verification

First computed	2026-07-05T11:55:33.388387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

461d8b3d85fc0eecb0e53383691e3ed668800d8872465a814e2e66fa75225ceb

Aliases

arxiv: 2508.13154 · arxiv_version: 2508.13154v1 · doi: 10.48550/arxiv.2508.13154 · pith_short_12: IYOYWPMF7QHO · pith_short_16: IYOYWPMF7QHOZMHF · pith_short_8: IYOYWPMF

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/IYOYWPMF7QHOZMHFGOBWSHR62Z \
  | 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: 461d8b3d85fc0eecb0e53383691e3ed668800d8872465a814e2e66fa75225ceb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4bb1cc0a552028a48dc77c4a81c3f1084937011c89708ebd8534520fe7eb92d3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-08-18T17:59:55Z",
    "title_canon_sha256": "957c564ac8fd845839300c37d37c818402c89dc8eb152cca9fd01d8c85ee597e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.13154",
    "kind": "arxiv",
    "version": 1
  }
}