Pith Number

pith:KPZL6TCX

pith:2013:KPZL6TCXD2FGIMGNFBJFU3Q34K

not attested not anchored not stored refs pending

Berezinskii-Kosterlitz-Thouless-type transitions in d=2 quantum O(2) and O(2)xO(2) nonlinear sigma models

C.A. Hooley, J.M. Fellows, J. Schmalian, S.T. Carr

arxiv:1311.5344 v1 · 2013-11-21 · cond-mat.str-el · cond-mat.quant-gas · cond-mat.supr-con

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KPZL6TCXD2FGIMGNFBJFU3Q34K}

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	2026-05-18T01:27:54.952579Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53f2bf4c571e8a6430cd28525a6e1be2b7772b50f16c3c3748c68dc18ec9c9a0

Aliases

arxiv: 1311.5344 · arxiv_version: 1311.5344v1 · doi: 10.48550/arxiv.1311.5344 · pith_short_12: KPZL6TCXD2FG · pith_short_16: KPZL6TCXD2FGIMGN · pith_short_8: KPZL6TCX

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/KPZL6TCXD2FGIMGNFBJFU3Q34K \
  | 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: 53f2bf4c571e8a6430cd28525a6e1be2b7772b50f16c3c3748c68dc18ec9c9a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a423d00b7a149186f1f5f3779d1613cbb39052b8d93f3b37d68f9f0402b25ab5",
    "cross_cats_sorted": [
      "cond-mat.quant-gas",
      "cond-mat.supr-con"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2013-11-21T09:38:49Z",
    "title_canon_sha256": "d00f69ac7b8628f19f3a4d10bf05e7b3cf1b06f1cb7795110c9f8f46a39681ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.5344",
    "kind": "arxiv",
    "version": 1
  }
}