Pith Number

pith:BPCR6V6J

pith:2004:BPCR6V6JCSIGOLOJPJ4UZG5R7Q

not attested not anchored not stored refs pending

Exact ground states of a frustrated 2D magnet: deconfined fractional excitations at a first order quantum phase transition

C. D. Batista, S. A. Trugman

arxiv:cond-mat/0407216 v2 · 2004-07-08 · 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{BPCR6V6JCSIGOLOJPJ4UZG5R7Q}

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	2026-07-04T16:46:35.725987Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0bc51f57c91490672dc97a794c9bb1fc2a01e41cde39760a89d8290ef5f28a67

Aliases

arxiv: cond-mat/0407216 · arxiv_version: cond-mat/0407216v2 · doi: 10.48550/arxiv.cond-mat/0407216 · pith_short_12: BPCR6V6JCSIG · pith_short_16: BPCR6V6JCSIGOLOJ · pith_short_8: BPCR6V6J

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/BPCR6V6JCSIGOLOJPJ4UZG5R7Q \
  | 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: 0bc51f57c91490672dc97a794c9bb1fc2a01e41cde39760a89d8290ef5f28a67

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af6da6fa77246904c6de0ec1d66cf10949bda33c5a67bc2143f2e2c6d493ae56",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2004-07-08T20:23:04Z",
    "title_canon_sha256": "e6491a152f608472b9fcdc9d21159500ff951cf6259bc1d7bae276cba868702a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0407216",
    "kind": "arxiv",
    "version": 2
  }
}