Pith Number

pith:2LCUOWRL

pith:2012:2LCUOWRLCQWRFTKELQGUEPIS7B

not attested not anchored not stored refs pending

The Free Energy of the Quantum Heisenberg Ferromagnet at Large Spin

A. Giuliani, M. Correggi

arxiv:1207.4050 v1 · 2012-07-17 · math-ph · cond-mat.stat-mech · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2LCUOWRLCQWRFTKELQGUEPIS7B}

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	2026-05-18T03:43:17.999851Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2c5475a2b142d12cd445c0d423d12f84153e2fa1529b3b6ce38c8debd67c92a

Aliases

arxiv: 1207.4050 · arxiv_version: 1207.4050v1 · doi: 10.48550/arxiv.1207.4050 · pith_short_12: 2LCUOWRLCQWR · pith_short_16: 2LCUOWRLCQWRFTKE · pith_short_8: 2LCUOWRL

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/2LCUOWRLCQWRFTKELQGUEPIS7B \
  | 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: d2c5475a2b142d12cd445c0d423d12f84153e2fa1529b3b6ce38c8debd67c92a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4eb7a699903bae0b916b9331ef6801fcecee8b427a18b311cd144cbbd455666d",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2012-07-17T16:22:05Z",
    "title_canon_sha256": "3618f98ddc1cce5009bc4ed0420970a063f440300d9ef8f5e9e3e9289107c0f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.4050",
    "kind": "arxiv",
    "version": 1
  }
}