Pith Number

pith:4HVHO2SC

pith:2023:4HVHO2SCHISZZQBIPFU2R56N5D

not attested not anchored not stored refs pending

Surfer: Progressive Reasoning with World Models for Robotic Manipulation

Fengda Zhu, Hetao Zheng, Kaidong Zhang, Mas Ma, Pengzhen Ren, Xiaodan Liang, Yuhang Wen, Zixuan Li

arxiv:2306.11335 v4 · 2023-06-20 · cs.RO · cs.AI · cs.CV · 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{4HVHO2SCHISZZQBIPFU2R56N5D}

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

1 paper in Pith

Hi-WM: Human-in-the-World-Model for Scalable Robot Post-Training

Receipt and verification

First computed	2026-07-05T07:58:20.653557Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1ea776a423a259cc0287969a8f7cde8d5799f2b2812b30de213be1181ea818d

Aliases

arxiv: 2306.11335 · arxiv_version: 2306.11335v4 · doi: 10.48550/arxiv.2306.11335 · pith_short_12: 4HVHO2SCHISZ · pith_short_16: 4HVHO2SCHISZZQBI · pith_short_8: 4HVHO2SC

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/4HVHO2SCHISZZQBIPFU2R56N5D \
  | 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: e1ea776a423a259cc0287969a8f7cde8d5799f2b2812b30de213be1181ea818d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b353a0b00b44e6e59e8ba48e251961108d90440eb9a45243541ac42e7ec33c18",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CV",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2023-06-20T07:06:04Z",
    "title_canon_sha256": "430208b768872d781384d26738cb617928581c2c40bfd742de55c52fdefa8a01"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.11335",
    "kind": "arxiv",
    "version": 4
  }
}