Pith Number

pith:P7XWHQ7I

pith:2000:P7XWHQ7ICGTYV2KSIJ5KXBA3WT

not attested not anchored not stored refs pending

Integer-spin Heisenberg Chains in a Staggered Magnetic Field. A Nonlinear $\sigma$-Model Approach

Elisa Ercolessi, Giuseppe Morandi, Marco Roncaglia, Pierbiagio Pieri

arxiv:cond-mat/0001416 v1 · 2000-01-28 · 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{P7XWHQ7ICGTYV2KSIJ5KXBA3WT}

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	2026-05-18T04:33:05.637537Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fef63c3e811a78ae952427aab841bb4ef7244248cc5f6c6b833fa93c346d285

Aliases

arxiv: cond-mat/0001416 · arxiv_version: cond-mat/0001416v1 · doi: 10.48550/arxiv.cond-mat/0001416 · pith_short_12: P7XWHQ7ICGTY · pith_short_16: P7XWHQ7ICGTYV2KS · pith_short_8: P7XWHQ7I

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/P7XWHQ7ICGTYV2KSIJ5KXBA3WT \
  | 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: 7fef63c3e811a78ae952427aab841bb4ef7244248cc5f6c6b833fa93c346d285

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2d58cfa459079cae4d829bd697d1780500769109edf8fce3349a1aec656dc54",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2000-01-28T13:23:38Z",
    "title_canon_sha256": "ab4b1a0de06a671df2250f87fb5992f0b86cf9d30ba895f2ae884bd08250df45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0001416",
    "kind": "arxiv",
    "version": 1
  }
}