Pith Number

pith:BDZ74IKC

pith:2017:BDZ74IKCREMPLZCDBIXJOGC3AW

not attested not anchored not stored refs pending

Signature of multigap nodeless superconductivity in CaKFe4As4

A. D. Hillier, A. Iyo, H. Eisaki, K. Kawashima, P. K. Biswas, Y. Yoshida

arxiv:1704.07578 v1 · 2017-04-25 · 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{BDZ74IKCREMPLZCDBIXJOGC3AW}

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	2026-05-18T00:45:37.624249Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08f3fe21428918f5e4430a2e97185b058a7623bb124d0089d5d3ae0eed99e6ce

Aliases

arxiv: 1704.07578 · arxiv_version: 1704.07578v1 · doi: 10.48550/arxiv.1704.07578 · pith_short_12: BDZ74IKCREMP · pith_short_16: BDZ74IKCREMPLZCD · pith_short_8: BDZ74IKC

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/BDZ74IKCREMPLZCDBIXJOGC3AW \
  | 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: 08f3fe21428918f5e4430a2e97185b058a7623bb124d0089d5d3ae0eed99e6ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20aa37e1d94096f64ae83f5e59ae0e223fe00e63434eaafae336eba831a62dd4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2017-04-25T08:22:14Z",
    "title_canon_sha256": "b7b5b35a0b3837725ff5a98dba0380965e5f7ec2ebbda4c3922f6cd8d5b1a217"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.07578",
    "kind": "arxiv",
    "version": 1
  }
}