Pith Number

pith:7FSDDLEO

pith:2001:7FSDDLEO33V5FAK7K5YWFTBPRP

not attested not anchored not stored refs pending

Degeneracy of the ground-state of antiferromagnetic spin-1/2 Hamiltonians

C. Lhuillier, G. Misguich, M. Mambrini, P. Sindzingre

arxiv:cond-mat/0112360 v1 · 2001-12-19 · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7FSDDLEO33V5FAK7K5YWFTBPRP}

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	2026-05-18T01:40:06.140043Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f96431ac8edeebd2815f577162cc2f8bea87420cd08b8aad5995dd11c045bfc8

Aliases

arxiv: cond-mat/0112360 · arxiv_version: cond-mat/0112360v1 · doi: 10.48550/arxiv.cond-mat/0112360 · pith_short_12: 7FSDDLEO33V5 · pith_short_16: 7FSDDLEO33V5FAK7 · pith_short_8: 7FSDDLEO

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/7FSDDLEO33V5FAK7K5YWFTBPRP \
  | 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: f96431ac8edeebd2815f577162cc2f8bea87420cd08b8aad5995dd11c045bfc8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e39b560c2ff3ad4a854db7a29b61e168f7f1cd7999a8a2d5351dc9d79d9810a8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2001-12-19T17:16:55Z",
    "title_canon_sha256": "6e7af90921acf9803adfc2a2f2042739d005ed3cd016e298eb4e25e6e3125f81"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0112360",
    "kind": "arxiv",
    "version": 1
  }
}