Pith Number

pith:5F2JJ4C5

pith:2026:5F2JJ4C5KPDOOBHFJLZ7XVCLQ6

not attested not anchored not stored refs pending

ShadowDancer: Teaching Video World Models Any Action by Learning Unified Dynamics Representations from a Video and Its Shadow

Jin Cao, Kaipeng Zhang, Zian Meng

arxiv:2607.28362 v1 · 2026-07-30 · cs.CV · cs.AI · 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{5F2JJ4C5KPDOOBHFJLZ7XVCLQ6}

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	2026-07-31T01:37:25.584110Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

e97494f05d53c6e704e54af3fbd44b878e8968393f9a9951f97301d21b8d97bb

Aliases

arxiv: 2607.28362 · arxiv_version: 2607.28362v1 · doi: 10.48550/arxiv.2607.28362 · pith_short_12: 5F2JJ4C5KPDO · pith_short_16: 5F2JJ4C5KPDOOBHF · pith_short_8: 5F2JJ4C5

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/5F2JJ4C5KPDOOBHFJLZ7XVCLQ6 \
  | 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: e97494f05d53c6e704e54af3fbd44b878e8968393f9a9951f97301d21b8d97bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e123bd5cc03da4678dba57bc3e702c6b6bbeaf0cf05fc8753cc29b10e5ae077",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-07-30T15:28:43Z",
    "title_canon_sha256": "f4b0f3aa826a66a6e517a15003ff4566a8e13eca2b8020221c89a1723fb49cc0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.28362",
    "kind": "arxiv",
    "version": 1
  }
}