Pith Number

pith:CFAD2PYO

pith:2001:CFAD2PYOL2MVIIQEK4ARJOZFMA

not attested not anchored not stored refs pending

Holes in a Quantum Spin Liquid

C. Broholm, C. D. Frost, G. Aeppli, Guangyong Xu, H. Takagi, J. F. DiTusa, K. Oka, M. E. Bisher, M. M. J. Treacy, R. L. Paul, T. Ito

arxiv:cond-mat/0102445 v2 · 2001-02-23 · cond-mat.dis-nn · 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{CFAD2PYOL2MVIIQEK4ARJOZFMA}

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	2026-05-18T01:40:07.588542Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11403d3f0e5e99542204570114bb256005ac8fd9b2f5610c235bfa53b7e58e88

Aliases

arxiv: cond-mat/0102445 · arxiv_version: cond-mat/0102445v2 · doi: 10.48550/arxiv.cond-mat/0102445 · pith_short_12: CFAD2PYOL2MV · pith_short_16: CFAD2PYOL2MVIIQE · pith_short_8: CFAD2PYO

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/CFAD2PYOL2MVIIQEK4ARJOZFMA \
  | 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: 11403d3f0e5e99542204570114bb256005ac8fd9b2f5610c235bfa53b7e58e88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f4180d22b5e0a76f91a61f613567b0658dfebd7c10777238f0666434f7408d3",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "",
    "primary_cat": "cond-mat.dis-nn",
    "submitted_at": "2001-02-23T23:58:17Z",
    "title_canon_sha256": "41a4e6a040baf70059a2f0791ee8467cf27bb69056701647699f4bd9b99080ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0102445",
    "kind": "arxiv",
    "version": 2
  }
}