Pith Number

pith:WALIB4IW

pith:2026:WALIB4IWIYANJNZZH57FK2MWR5

not attested not anchored not stored refs pending

A Definition and Roadmap for World Models

Bingqi Jiang, Bin Zhao, Bowen Zhou, Chunhua Shen, Haoyu Guo, Ming Zhou, Mulin Yu, Shi Guo, Tianfan Xue, Weinan Zhang, Xing Shen, Xinyuan Chen, Yufei Xue

arxiv:2607.06401 v1 · 2026-07-07 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WALIB4IWIYANJNZZH57FK2MWR5}

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	2026-07-08T01:19:24.320372Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b01680f1164600d4b7393f7e5569968f6877e5583594ff7ebfe5fb374b928bb6

Aliases

arxiv: 2607.06401 · arxiv_version: 2607.06401v1 · doi: 10.48550/arxiv.2607.06401 · pith_short_12: WALIB4IWIYAN · pith_short_16: WALIB4IWIYANJNZZ · pith_short_8: WALIB4IW

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/WALIB4IWIYANJNZZH57FK2MWR5 \
  | 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: b01680f1164600d4b7393f7e5569968f6877e5583594ff7ebfe5fb374b928bb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d663c375b62741ae9011da44ede8d9bca4df436a5143bf3a330d15275e4cc911",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-07-07T15:31:32Z",
    "title_canon_sha256": "94b7461eadeea74038233696c46f7764a30f9e161f7ba4d5d9edfaa819d12eb5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.06401",
    "kind": "arxiv",
    "version": 1
  }
}