Pith Number

pith:SOYOSTB7

pith:2002:SOYOSTB7P5XHNSEOTVSR27PBT7

not attested not anchored not stored refs pending

Quantum spin chains with various defects

C. Schuster, U. Eckern

arxiv:cond-mat/0201390 v2 · 2002-01-22 · 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{SOYOSTB7P5XHNSEOTVSR27PBT7}

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	2026-05-18T00:34:17.096225Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93b0e94c3f7f6e76c88e9d651d7de19ff0c4f235cc42e77dcb6a4f1e961b80bf

Aliases

arxiv: cond-mat/0201390 · arxiv_version: cond-mat/0201390v2 · doi: 10.48550/arxiv.cond-mat/0201390 · pith_short_12: SOYOSTB7P5XH · pith_short_16: SOYOSTB7P5XHNSEO · pith_short_8: SOYOSTB7

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/SOYOSTB7P5XHNSEOTVSR27PBT7 \
  | 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: 93b0e94c3f7f6e76c88e9d651d7de19ff0c4f235cc42e77dcb6a4f1e961b80bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "294517f8aecffdd754951a5cc30675e3348d8ff074e824df4db9319088a13b64",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2002-01-22T12:29:20Z",
    "title_canon_sha256": "c43f36c19b741a4780100bdd497b424157dbaed30607880c9442cd2a017d9247"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0201390",
    "kind": "arxiv",
    "version": 2
  }
}