Pith Number

pith:2IW2N72S

pith:2016:2IW2N72SNG724Z7HUO2WTJ5OCT

not attested not anchored not stored refs pending

Nodeless multiband superconductivity in stoichiometric single crystalline CaKFe$_4$As$_4$

A. Fente, H. Suderow, I. Guillam\'on, Kyuil Cho, M. A. Tanatar, P. C. Canfield, R. Prozorov, S. L. Bud'ko, S. Teknowijoyo, T. Kong, U. Kaluarachchi, W. Meier

arxiv:1606.06245 v1 · 2016-06-20 · 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{2IW2N72SNG724Z7HUO2WTJ5OCT}

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	2026-05-18T00:48:47.293531Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d22da6ff5269bfae67e7a3b569a7ae14e051362352ef93f294dc17be96f5f6f8

Aliases

arxiv: 1606.06245 · arxiv_version: 1606.06245v1 · doi: 10.48550/arxiv.1606.06245 · pith_short_12: 2IW2N72SNG72 · pith_short_16: 2IW2N72SNG724Z7H · pith_short_8: 2IW2N72S

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/2IW2N72SNG724Z7HUO2WTJ5OCT \
  | 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: d22da6ff5269bfae67e7a3b569a7ae14e051362352ef93f294dc17be96f5f6f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "898efd57de5d0451a7426b8092aa40f841d0e728f11cb1fe81d777a8881c50fa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2016-06-20T18:54:28Z",
    "title_canon_sha256": "8a66b753b890bacaa2e696ca3d922bdfc6958548256c56300e1e5248fac866b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.06245",
    "kind": "arxiv",
    "version": 1
  }
}