Pith Number

pith:3EMASAI6

pith:2026:3EMASAI6SAIRNBCZI7W55QRBWA

not attested not anchored not stored refs pending

WorldDirector: Building Controllable World Simulators with Persistent Dynamic Memory

Hanlin Wang, Hao Ouyang, Ka Leong Cheng, Qifeng Chen, Qingyan Bai, Qiuyu Wang, Wen Wang, Yanhong Zeng, Yihao Meng, Yixuan Li, Yue Yu, Yujun Shen, Zichen Liu

arxiv:2607.02517 v1 · 2026-07-02 · 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{3EMASAI6SAIRNBCZI7W55QRBWA}

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	2026-07-03T01:18:01.695494Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d91809011e901116845947eddec221b024b2d3597713514a5c0f9a7ce7500176

Aliases

arxiv: 2607.02517 · arxiv_version: 2607.02517v1 · doi: 10.48550/arxiv.2607.02517 · pith_short_12: 3EMASAI6SAIR · pith_short_16: 3EMASAI6SAIRNBCZ · pith_short_8: 3EMASAI6

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/3EMASAI6SAIRNBCZI7W55QRBWA \
  | 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: d91809011e901116845947eddec221b024b2d3597713514a5c0f9a7ce7500176

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dbc81d4a29ee41763fadfe5ed57828b05c8991302852e112f35330ac0d51697d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-07-02T17:59:59Z",
    "title_canon_sha256": "834d34940e3c4a8ee91db442a39674de2ca3c30584e234e73c1ace9579c20ab0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.02517",
    "kind": "arxiv",
    "version": 1
  }
}