Pith Number

pith:QGUB43L2

pith:2016:QGUB43L252JNAJUUGSNUON3UFL

not attested not anchored not stored refs pending

Enhancement of the superconducting gap by nesting in CaKFe4As4 - a new high temperature superconductor

Adam Kaminski, Daixiang Mou, D. D. Johnson, Felix Lochner, Ilya Eremin, Lin-Lin Wang, P. C. Canfield, Qisheng Lin, S. L. Bud'ko, Tai Kong, William R. Meier, Yun Wu

arxiv:1606.05643 v1 · 2016-06-17 · 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{QGUB43L252JNAJUUGSNUON3UFL}

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	2026-05-18T00:48:28.256080Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81a81e6d7aee92d02694349b4737742ad07c5cc1d8ca402f93a1efca45ffea71

Aliases

arxiv: 1606.05643 · arxiv_version: 1606.05643v1 · doi: 10.48550/arxiv.1606.05643 · pith_short_12: QGUB43L252JN · pith_short_16: QGUB43L252JNAJUU · pith_short_8: QGUB43L2

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/QGUB43L252JNAJUUGSNUON3UFL \
  | 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: 81a81e6d7aee92d02694349b4737742ad07c5cc1d8ca402f93a1efca45ffea71

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c9e05cdafa15157ae1f3c494fc107d5c9f7d19d1bfca07bf7caf28a0848d4d4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2016-06-17T19:59:47Z",
    "title_canon_sha256": "0295ca7e28622ad22c925d7e27bd36c4629e2b70d9cbabb7d666b5623fe81bab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.05643",
    "kind": "arxiv",
    "version": 1
  }
}