Pith Number

pith:4LMWSNKB

pith:2018:4LMWSNKBDFVG7GJZYYITKEKBYF

not attested not anchored not stored refs pending

Evidence of unconventional superconductivity in the Ni-doped NbB2 system

A. J. S. Machado, E. Diez, L. E. Corr\^ea, M. S. da Luz, R. Lang, S. T. Renosto, Z. Fisk

arxiv:1810.09976 v1 · 2018-10-23 · 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{4LMWSNKBDFVG7GJZYYITKEKBYF}

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	2026-05-17T23:53:57.366401Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2d9693541196a6f9939c611351141c167e6c367ed36f12d97df6176a265180c

Aliases

arxiv: 1810.09976 · arxiv_version: 1810.09976v1 · doi: 10.48550/arxiv.1810.09976 · pith_short_12: 4LMWSNKBDFVG · pith_short_16: 4LMWSNKBDFVG7GJZ · pith_short_8: 4LMWSNKB

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/4LMWSNKBDFVG7GJZYYITKEKBYF \
  | 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: e2d9693541196a6f9939c611351141c167e6c367ed36f12d97df6176a265180c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81a556252f22c3e349c10be3a2ff40ea387bcfa5606454e7616693f6038a7aed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2018-10-23T17:10:36Z",
    "title_canon_sha256": "5bbb7ecf9fa172ce79713bfc6aefd3d9a8704f00ff8e8e8457d99aa8ad374563"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.09976",
    "kind": "arxiv",
    "version": 1
  }
}