Pith Number

pith:PIP7NXWN

pith:2011:PIP7NXWNB5C6ZCICNCBB5CTLTU

not attested not anchored not stored refs pending

Frustrated Quantum Spin Models with Cold Coulomb Crystals

A. Bermudez, A. Retzker, F. Schmidt-Kaler, J. Almeida, M. B. Plenio

arxiv:1108.1024 v2 · 2011-08-04 · quant-ph · cond-mat.other · cond-mat.quant-gas · 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{PIP7NXWNB5C6ZCICNCBB5CTLTU}

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	2026-05-18T04:08:23.948148Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a1ff6decd0f45ec890268821e8a6b9d0808b967878cf376951628ccec1fe544

Aliases

arxiv: 1108.1024 · arxiv_version: 1108.1024v2 · doi: 10.48550/arxiv.1108.1024 · pith_short_12: PIP7NXWNB5C6 · pith_short_16: PIP7NXWNB5C6ZCIC · pith_short_8: PIP7NXWN

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/PIP7NXWNB5C6ZCICNCBB5CTLTU \
  | 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: 7a1ff6decd0f45ec890268821e8a6b9d0808b967878cf376951628ccec1fe544

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ac2b4bb9ffd5923415bc16d2f1187120225428b7ecf949677f618483176945c",
    "cross_cats_sorted": [
      "cond-mat.other",
      "cond-mat.quant-gas",
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-08-04T09:10:01Z",
    "title_canon_sha256": "122e13dcf43e41540b9dcbb054c8da77b044489c1a4c4dbf089e0f68d9b9d3fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.1024",
    "kind": "arxiv",
    "version": 2
  }
}