Pith Number

pith:OFKFFQOT

pith:2004:OFKFFQOTJHFSK7NFR6LX7DTAED

not attested not anchored not stored refs pending

Q-Dependent Susceptibility in Z-Invariant Pentagrid Ising Model

Helen Au-Yang, Jacques H.H. Perk (Oklahoma State University)

arxiv:cond-mat/0409557 v3 · 2004-09-22 · cond-mat.stat-mech · math-ph · math.MP · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OFKFFQOTJHFSK7NFR6LX7DTAED}

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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	2026-05-18T01:39:57.680832Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

715452c1d349cb257da58f977f8e6020decda4242cc75c3574c83bfeeefabe0b

Aliases

arxiv: cond-mat/0409557 · arxiv_version: cond-mat/0409557v3 · doi: 10.48550/arxiv.cond-mat/0409557 · pith_short_12: OFKFFQOTJHFS · pith_short_16: OFKFFQOTJHFSK7NF · pith_short_8: OFKFFQOT

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/OFKFFQOTJHFSK7NFR6LX7DTAED \
  | 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: 715452c1d349cb257da58f977f8e6020decda4242cc75c3574c83bfeeefabe0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35c3f6a5d29d4c60c92433a1f713308f699bef60435b12e5502fa6c282897fb1",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "nlin.SI"
    ],
    "license": "",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2004-09-22T06:38:15Z",
    "title_canon_sha256": "4afadb4205f002ba42dc882b4455603f819f988f313a5fde66f9873e86cdef91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0409557",
    "kind": "arxiv",
    "version": 3
  }
}