Pith Number

pith:JMLCWMUU

pith:2013:JMLCWMUUA47B3V5MPAJGVRXO45

not attested not anchored not stored refs pending

Discovery of New Layered Iron Arsenide Superconductor (Ca,Pr)FeAs2

Akiyasu Yamamoto, Hiraku Ogino, Hiroshi Eisaki, Hiroshi Fujihisa, Hiroyuki Yakita, Jun-ichi Shimoyama, Kohji Kishio, Kunimitsu Kataoka, Tetsuya Tohei, Tomoyuki Okada, Yoshito Gotoh, Yuichi Ikuhara

arxiv:1311.1302 v1 · 2013-11-06 · 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{JMLCWMUUA47B3V5MPAJGVRXO45}

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	2026-05-18T03:01:10.007276Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b162b3294073e1dd7ac78126ac6eee77a4ab23533468ff3b311022a0ffcfadc

Aliases

arxiv: 1311.1302 · arxiv_version: 1311.1302v1 · doi: 10.48550/arxiv.1311.1302 · pith_short_12: JMLCWMUUA47B · pith_short_16: JMLCWMUUA47B3V5M · pith_short_8: JMLCWMUU

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/JMLCWMUUA47B3V5MPAJGVRXO45 \
  | 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: 4b162b3294073e1dd7ac78126ac6eee77a4ab23533468ff3b311022a0ffcfadc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8309bec5d03a35492e3ab5fbae8f5f2b6519627a0304755aea884387d0afe681",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2013-11-06T07:50:27Z",
    "title_canon_sha256": "e7df6067567b6150a59fa0a69f2fe78f7e7ab4e51f9bba8e17d54e39549a4ddb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.1302",
    "kind": "arxiv",
    "version": 1
  }
}