Pith Number

pith:JPQPUMGO

pith:2019:JPQPUMGOL2QCLU6XBA75ZPM3FT

not attested not anchored not stored refs pending

Unique defect structure and advantageous vortex pinning properties in superconducting CaKFe4As4

Akira Iyo, Hideki Abe, Hiraku Ogino, Hiroshi Eisaki, Jun-ichi Shimoyama, Keiichi Yanagisawa, Kenji Kawashima, Koji Kimoto, Michael Eisterer, Motoharu Imai, Nao Takeshita, Shigeyuki Ishida, Yuuga Kobayashi

arxiv:1907.04718 v1 · 2019-07-10 · 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{JPQPUMGOL2QCLU6XBA75ZPM3FT}

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	2026-05-17T23:40:57.011274Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4be0fa30ce5ea025d3d7083fdcbd9b2ce3b776c72d1fee209a213895d63b2f37

Aliases

arxiv: 1907.04718 · arxiv_version: 1907.04718v1 · doi: 10.48550/arxiv.1907.04718 · pith_short_12: JPQPUMGOL2QC · pith_short_16: JPQPUMGOL2QCLU6X · pith_short_8: JPQPUMGO

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/JPQPUMGOL2QCLU6XBA75ZPM3FT \
  | 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: 4be0fa30ce5ea025d3d7083fdcbd9b2ce3b776c72d1fee209a213895d63b2f37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fcab3c176e14567f2d65027d752f5233b6ea7c2e25c5a1517a17748c0069a45d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2019-07-10T13:38:52Z",
    "title_canon_sha256": "597d5f104ea886119e660b192ef468fbd79fc940fae3190a50377bf2809418e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.04718",
    "kind": "arxiv",
    "version": 1
  }
}