Pith Number

pith:UM5E3KJB

pith:2019:UM5E3KJBGAKHBPN3I2VFB3RHJP

not attested not anchored not stored refs pending

Intervention in undirected Ising graphs and the partition function

Lourens Waldorp, Maarten Marsman

arxiv:1905.11502 v1 · 2019-05-27 · stat.ME · stat.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UM5E3KJBGAKHBPN3I2VFB3RHJP}

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	2026-05-17T23:44:53.233982Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a33a4da921301470bdbb46aa50ee274bde99692be41cc7b0598f0e765155f4d5

Aliases

arxiv: 1905.11502 · arxiv_version: 1905.11502v1 · doi: 10.48550/arxiv.1905.11502 · pith_short_12: UM5E3KJBGAKH · pith_short_16: UM5E3KJBGAKHBPN3 · pith_short_8: UM5E3KJB

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/UM5E3KJBGAKHBPN3I2VFB3RHJP \
  | 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: a33a4da921301470bdbb46aa50ee274bde99692be41cc7b0598f0e765155f4d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "406fa165ebbbf8c558a956b91f3ebec77f865493273bfb6c4fd8da593a67d25b",
    "cross_cats_sorted": [
      "stat.CO"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2019-05-27T20:54:36Z",
    "title_canon_sha256": "7c4f90d91e922a1df910e75f151c38820909970ae0bd3ad4c3329b421588cba4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.11502",
    "kind": "arxiv",
    "version": 1
  }
}