Pith Number

pith:APQAZX6Q

pith:2002:APQAZX6Q7CPPJBIR7ZV4EL3XLC

not attested not anchored not stored refs pending

Cu nuclear spin-spin coupling in the dimer singlet state in SrCu2(BO3)2

H. Kageyama, J. Yamazaki, K. Kodama, K. Onizuka, M. Takigawa, Y. Ueda

arxiv:cond-mat/0203426 v1 · 2002-03-21 · 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{APQAZX6Q7CPPJBIR7ZV4EL3XLC}

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	2026-05-18T03:31:54.770285Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

03e00cdfd0f89ef48511fe6bc22f7758965ee3ae253c470fd6d59e12d4713f3b

Aliases

arxiv: cond-mat/0203426 · arxiv_version: cond-mat/0203426v1 · doi: 10.48550/arxiv.cond-mat/0203426 · pith_short_12: APQAZX6Q7CPP · pith_short_16: APQAZX6Q7CPPJBIR · pith_short_8: APQAZX6Q

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/APQAZX6Q7CPPJBIR7ZV4EL3XLC \
  | 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: 03e00cdfd0f89ef48511fe6bc22f7758965ee3ae253c470fd6d59e12d4713f3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42ea7c03258f79bdb81cf38b6b7d93e6b9027485b74fcaabe60af5ecb0f01ed4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2002-03-21T03:54:19Z",
    "title_canon_sha256": "55b0ebed90a4ab5561fdd74c89216c3c7454ef0836260180dac416ee4de78068"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0203426",
    "kind": "arxiv",
    "version": 1
  }
}