Pith Number

pith:2REPSPQZ

pith:2017:2REPSPQZTSFQRJJFRHUYH2Z2L2

not attested not anchored not stored refs pending

Theory of ground states for classical Heisenberg spin systems I

Heinz-J\"urgen Schmidt

arxiv:1701.02489 v2 · 2017-01-10 · cond-mat.other · math-ph · 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{2REPSPQZTSFQRJJFRHUYH2Z2L2}

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.

Cited by

1 paper in Pith

Ground states of classical spin polygons: Rigorous results and examples

Receipt and verification

First computed	2026-05-18T00:51:24.738822Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d448f93e199c8b08a52589e983eb3a5ebf1c7ab76a35e1f9baf21e3c82692544

Aliases

arxiv: 1701.02489 · arxiv_version: 1701.02489v2 · doi: 10.48550/arxiv.1701.02489 · pith_short_12: 2REPSPQZTSFQ · pith_short_16: 2REPSPQZTSFQRJJF · pith_short_8: 2REPSPQZ

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/2REPSPQZTSFQRJJFRHUYH2Z2L2 \
  | 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: d448f93e199c8b08a52589e983eb3a5ebf1c7ab76a35e1f9baf21e3c82692544

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9eb1a2888a413f3a642761c55a7d56c2618a142b2af46683cb1b5cf09a56e017",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.other",
    "submitted_at": "2017-01-10T09:26:45Z",
    "title_canon_sha256": "d32d0dec4fd571af2dcc33a21503ac4a35c2d009c3138448741f946479205500"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.02489",
    "kind": "arxiv",
    "version": 2
  }
}