Pith Number

pith:SZPN7NAN

pith:2026:SZPN7NANJHG3JQTL6BBBWLAURH

not attested not anchored not stored refs pending

World Models in Pieces: Structural Certification for General Agents

Tongxin Li, Xinyu Lu, Yifei Wu, Yikai Lu

arxiv:2606.24842 v1 · 2026-06-23 · 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{SZPN7NANJHG3JQTL6BBBWLAURH}

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	2026-06-24T01:15:43.671001Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

965edfb40d49cdb4c26bf0421b2c1489fa216a827111d90dc7aade79d19fee6c

Aliases

arxiv: 2606.24842 · arxiv_version: 2606.24842v1 · doi: 10.48550/arxiv.2606.24842 · pith_short_12: SZPN7NANJHG3 · pith_short_16: SZPN7NANJHG3JQTL · pith_short_8: SZPN7NAN

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/SZPN7NANJHG3JQTL6BBBWLAURH \
  | 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: 965edfb40d49cdb4c26bf0421b2c1489fa216a827111d90dc7aade79d19fee6c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b01bcb4030cd3d2a5717241d1189f0c747d60b4f2032555672074471ab1442fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-06-23T17:21:09Z",
    "title_canon_sha256": "3fb8e66669f619b73036d165e8537b02e4265858ecec215360bf6324ce4463a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.24842",
    "kind": "arxiv",
    "version": 1
  }
}