Pith Number

pith:CPQRN2IG

pith:2013:CPQRN2IGQPVQ52N34I3PBZF6E5

not attested not anchored not stored refs pending

Quantum Forces in Molecular Magnets

Eugene M. Chudnovsky, Javier Tejada, Ricardo Zarzuela

arxiv:1308.4909 v1 · 2013-08-22 · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CPQRN2IGQPVQ52N34I3PBZF6E5}

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	2026-05-18T01:48:04.607579Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13e116e90683eb0ee9bbe236f0e4be2774175c9ae8244878c15bb33bf75ef345

Aliases

arxiv: 1308.4909 · arxiv_version: 1308.4909v1 · doi: 10.48550/arxiv.1308.4909 · pith_short_12: CPQRN2IGQPVQ · pith_short_16: CPQRN2IGQPVQ52N3 · pith_short_8: CPQRN2IG

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/CPQRN2IGQPVQ52N34I3PBZF6E5 \
  | 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: 13e116e90683eb0ee9bbe236f0e4be2774175c9ae8244878c15bb33bf75ef345

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9bc932997db9400904cd69df2826711816bca5e9445f480e662b65e32d1c6dcc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2013-08-22T16:06:45Z",
    "title_canon_sha256": "fa64a3a2b928ff62e726a9656a59a6cac51a8e22308750c1cb79cd9118b4f3c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.4909",
    "kind": "arxiv",
    "version": 1
  }
}