Pith Number

pith:NMXOFFFR

pith:2026:NMXOFFFRMY3BFDULYFPMQDXMDE

not attested not anchored not stored refs pending

FreeOrbit4D: Training-Free Arbitrary Camera Redirection for Monocular Videos via Foreground-Complete 4D Reconstruction

Fengrui Tian, Hao Zhang, Ning Yu, Shenlong Wang, Wei Cao, Yaoyao Liu, Yingying Li, Yulun Wu

arxiv:2601.18993 v2 · 2026-01-26 · cs.CV · cs.AI · cs.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NMXOFFFRMY3BFDULYFPMQDXMDE}

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

2 papers in Pith

UniGeo: Unifying Geometric Guidance for Camera-Controllable Image Editing via Video Models

Receipt and verification

First computed	2026-05-20T01:05:06.958096Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b2ee294b16636128e8bc15ec80eec1913c8f2eee28fbc7d640c623000977489

Aliases

arxiv: 2601.18993 · arxiv_version: 2601.18993v2 · doi: 10.48550/arxiv.2601.18993 · pith_short_12: NMXOFFFRMY3B · pith_short_16: NMXOFFFRMY3BFDUL · pith_short_8: NMXOFFFR

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/NMXOFFFRMY3BFDULYFPMQDXMDE \
  | 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: 6b2ee294b16636128e8bc15ec80eec1913c8f2eee28fbc7d640c623000977489

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c847b8b89c330977c8b8d1a4b3e4dd533c15b0799f8f517fed5ce8c7e0bb240",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.GR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-01-26T22:03:46Z",
    "title_canon_sha256": "b9362c9578607c5d37d47939111330c06547360d634f1480020c665cf5c857ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.18993",
    "kind": "arxiv",
    "version": 2
  }
}