Pith Number

pith:UT6MW5GG

pith:1997:UT6MW5GG76URBVOBAQYVNJ2BC5

not attested not anchored not stored refs pending

Critical properties of 1-D spin 1/2 antiferromagnetic Heisenberg model

A. Fledderjohann, C. Gerhardt, H. Kr\"oger, J.F. Audet, K.H. M\"utter, M. Karbach, M. Schmidt

arxiv:cond-mat/9702026 v1 · 1997-02-03 · cond-mat

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UT6MW5GG76URBVOBAQYVNJ2BC5}

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	2026-05-18T01:09:20.342003Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4fccb74c6ffa910d5c1043156a7411764509904e9f81ed8c81119fc60744ed9

Aliases

arxiv: cond-mat/9702026 · arxiv_version: cond-mat/9702026v1 · doi: 10.48550/arxiv.cond-mat/9702026 · pith_short_12: UT6MW5GG76UR · pith_short_16: UT6MW5GG76URBVOB · pith_short_8: UT6MW5GG

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/UT6MW5GG76URBVOBAQYVNJ2BC5 \
  | 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: a4fccb74c6ffa910d5c1043156a7411764509904e9f81ed8c81119fc60744ed9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d0facfaaae907cb4a77f6f29a392664bc326c81b9171f31ae2a023ee8df1952",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat",
    "submitted_at": "1997-02-03T20:09:49Z",
    "title_canon_sha256": "fb18b7618fe06d0070a29765cd4e03ffe5133ed3dd2b454623cf1542165834b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9702026",
    "kind": "arxiv",
    "version": 1
  }
}