Pith Number

pith:U3YP7ZFS

pith:2019:U3YP7ZFSY2SETQBWTCVX7ADJVD

not attested not anchored not stored refs pending

Solution to the key problem of statistical physics -- calculations of partition function of many-body systems

Bo-Yuan Ning, Le-Cheng Gong, Tsu-Chien Weng, Xi-Jing Ning

arxiv:1901.08233 v2 · 2019-01-24 · cond-mat.stat-mech · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U3YP7ZFSY2SETQBWTCVX7ADJVD}

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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	2026-05-17T23:47:48.390091Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6f0ffe4b2c6a449c03698ab7f8069a8f790a855f8fc7dc35e061d9a5ea30395

Aliases

arxiv: 1901.08233 · arxiv_version: 1901.08233v2 · doi: 10.48550/arxiv.1901.08233 · pith_short_12: U3YP7ZFSY2SE · pith_short_16: U3YP7ZFSY2SETQBW · pith_short_8: U3YP7ZFS

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/U3YP7ZFSY2SETQBWTCVX7ADJVD \
  | 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: a6f0ffe4b2c6a449c03698ab7f8069a8f790a855f8fc7dc35e061d9a5ea30395

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92a584229cb139934e82983c47c956bf4643a7292d67a3bd50694063e7650941",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2019-01-24T04:47:57Z",
    "title_canon_sha256": "37e0f6a21f1a7ba5ce96a6d88f98531d0a70e314a3e2fd455acb336d81a15806"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.08233",
    "kind": "arxiv",
    "version": 2
  }
}