Pith Number

pith:XP2JQVAS

pith:2007:XP2JQVASRTVLBE5JNW32BEWSFM

not attested not anchored not stored refs pending

Spin-glass state of vortices in YBa2Cu3Oy and La2-xSrxCuO4 below the metal-to-insulator crossover

C.V. Kaiser, D.A. Bonn, F.D. Callaghan, J.E. Sonier, J.H. Brewer, R.F. Kiefl, R. Liang, S.A. Sabok-Sayr, S. Komiya, V. Pacradouni, W.N. Hardy, X.F. Sun, Y. Ando

arxiv:0707.2104 v1 · 2007-07-13 · 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{XP2JQVASRTVLBE5JNW32BEWSFM}

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	2026-05-18T04:34:10.277872Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbf49854128ceab093a96db7a092d22b03579da1edb16b5a5181db99a814f02f

Aliases

arxiv: 0707.2104 · arxiv_version: 0707.2104v1 · doi: 10.48550/arxiv.0707.2104 · pith_short_12: XP2JQVASRTVL · pith_short_16: XP2JQVASRTVLBE5J · pith_short_8: XP2JQVAS

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/XP2JQVASRTVLBE5JNW32BEWSFM \
  | 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: bbf49854128ceab093a96db7a092d22b03579da1edb16b5a5181db99a814f02f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a16ca82f42aa8088878c4420c485555ffb3cc628a76185198ab5a673a16e6eeb",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2007-07-13T22:06:39Z",
    "title_canon_sha256": "43ef9f33a0edb1501a8745b297244dc14dca3cd277642802274b432104f36bdf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0707.2104",
    "kind": "arxiv",
    "version": 1
  }
}