Pith Number

pith:2ZW2H3MX

pith:2009:2ZW2H3MX74VULWPGXQKFZLE42B

not attested not anchored not stored refs pending

Thermal expansion of LaFeAsO: Evidence for high-temperature fluctuations

A. de Visser, A. Gasparini, A. Kondrat, B. Buchner, C. Hess, G. Behr, L. Wang, M. Nale, N. Leps, R. Klingeler, U. Kohler

arxiv:0903.1235 v2 · 2009-03-06 · 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{2ZW2H3MX74VULWPGXQKFZLE42B}

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	2026-05-18T02:14:36.816940Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d66da3ed97ff2b45d9e6bc145cac9cd05baff5bd51b8e473b38e999231506d01

Aliases

arxiv: 0903.1235 · arxiv_version: 0903.1235v2 · doi: 10.48550/arxiv.0903.1235 · pith_short_12: 2ZW2H3MX74VU · pith_short_16: 2ZW2H3MX74VULWPG · pith_short_8: 2ZW2H3MX

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/2ZW2H3MX74VULWPGXQKFZLE42B \
  | 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: d66da3ed97ff2b45d9e6bc145cac9cd05baff5bd51b8e473b38e999231506d01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eddddc519292bcdfbfca539cea1e213691d5366455669fa5a477bb2cb2059374",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2009-03-06T16:04:38Z",
    "title_canon_sha256": "4b595c50e18e42cb4f1d48e5368b414f2e50d53f8e47c2059596de9ee8a1c538"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.1235",
    "kind": "arxiv",
    "version": 2
  }
}