Pith Number

pith:3W7QOCID

pith:2009:3W7QOCID6QNOKFVRDN45EDEGVM

not attested not anchored not stored refs pending

Three-Qubit Ground State and Thermal Entanglement of $XXZ$ Model With Dzyaloshinskii-Moriya Interaction

A. Langari, R. Jafari

arxiv:0903.2556 v1 · 2009-03-14 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3W7QOCID6QNOKFVRDN45EDEGVM}

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	2026-05-18T04:19:04.551467Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ddbf070903f41ae516b11b79d20c86ab16e8e683c217be01d073bee30a0d38b8

Aliases

arxiv: 0903.2556 · arxiv_version: 0903.2556v1 · doi: 10.48550/arxiv.0903.2556 · pith_short_12: 3W7QOCID6QNO · pith_short_16: 3W7QOCID6QNOKFVR · pith_short_8: 3W7QOCID

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/3W7QOCID6QNOKFVRDN45EDEGVM \
  | 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: ddbf070903f41ae516b11b79d20c86ab16e8e683c217be01d073bee30a0d38b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ba53d8824afc00b7862a3488ea3982c8347df1854a6fabf375f17c61f58eefe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-03-14T16:18:19Z",
    "title_canon_sha256": "c5d130ef8917716eb1ccc35884238721c622144edffce3906c794e1e3cc0ce12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.2556",
    "kind": "arxiv",
    "version": 1
  }
}