Pith Number

pith:4IHDYFQ7

pith:2019:4IHDYFQ7RYV2TYKOJH45IQP6A5

not attested not anchored not stored refs pending

A New Family of Tractable Ising Models

Michael Chertkov, Valerii Likhosherstov, Yury Maximov

arxiv:1906.06431 v1 · 2019-06-14 · cs.DS · cond-mat.stat-mech · physics.data-an · 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{4IHDYFQ7RYV2TYKOJH45IQP6A5}

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	2026-05-17T23:43:13.717299Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e20e3c161f8e2ba9e14e49f9d441fe075717eb136e8bd5b19e6ea442cd9650bf

Aliases

arxiv: 1906.06431 · arxiv_version: 1906.06431v1 · doi: 10.48550/arxiv.1906.06431 · pith_short_12: 4IHDYFQ7RYV2 · pith_short_16: 4IHDYFQ7RYV2TYKO · pith_short_8: 4IHDYFQ7

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/4IHDYFQ7RYV2TYKOJH45IQP6A5 \
  | 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: e20e3c161f8e2ba9e14e49f9d441fe075717eb136e8bd5b19e6ea442cd9650bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa9b7eb33f26a2444a85e2cdd9c419332f86552efafdc443d9e61b118c9ee61d",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "physics.data-an",
      "stat.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2019-06-14T23:15:35Z",
    "title_canon_sha256": "10687d16a20586d8bef3102ec13326cc8264640a03ac139bfe7795a680c6ddfa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.06431",
    "kind": "arxiv",
    "version": 1
  }
}