Pith Number

pith:XGKRJUZW

pith:2019:XGKRJUZWKQRWF74PYHSCHN2Z4F

not attested not anchored not stored refs pending

Oxidation annealing effects on the spin-glass-like magnetism and appearance of superconductivity in T*-type La$_{1-x/2}$Eu$_{1-x/2}$Sr$_x$CuO$_4$ (0.14 $\leq x \leq$ 0.28)

Akihiro Koda, Isao Watanabe, Kenji Ishida, Kensuke M. Suzuki, Kota Kudo, Masaki Fujita, Ryosuke Kadono, Shun Asano, Shunsaku Kitagawa, Takanori Taniguchi, Takashi Noji, Yoji Koike

arxiv:1904.07541 v2 · 2019-04-16 · 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{XGKRJUZWKQRWF74PYHSCHN2Z4F}

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	2026-05-17T23:39:54.190304Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b99514d336542362ff8fc1e423b759e1779450233935d7a5c53609bfe2dcb2d2

Aliases

arxiv: 1904.07541 · arxiv_version: 1904.07541v2 · doi: 10.48550/arxiv.1904.07541 · pith_short_12: XGKRJUZWKQRW · pith_short_16: XGKRJUZWKQRWF74P · pith_short_8: XGKRJUZW

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/XGKRJUZWKQRWF74PYHSCHN2Z4F \
  | 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: b99514d336542362ff8fc1e423b759e1779450233935d7a5c53609bfe2dcb2d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4ea0e504348f51595ed874d5a697f9ecdc3cb4cf33fcee19a774dcb40f17efc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2019-04-16T09:05:21Z",
    "title_canon_sha256": "317402723368f7d0fd38a83234fc1619bc602e72fe40c3e7a5cc37e267a841d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.07541",
    "kind": "arxiv",
    "version": 2
  }
}