Pith Number

pith:B4QEFPKJ

pith:2014:B4QEFPKJQB7DERIFBHPDJQMWUP

not attested not anchored not stored refs pending

Evolution of superconductivity in PrFe1-xCoxAsO with x = 0.0 to 1.0

Anand Pal, Poonam Rani, V. P. S. Awana

arxiv:1402.1601 v2 · 2014-02-07 · 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{B4QEFPKJQB7DERIFBHPDJQMWUP}

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	2026-05-18T01:44:46.526629Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f2042bd49807e32450509de34c196a3cbb88d41e2cb7b43bf4a1a6afbc08dfc

Aliases

arxiv: 1402.1601 · arxiv_version: 1402.1601v2 · doi: 10.48550/arxiv.1402.1601 · pith_short_12: B4QEFPKJQB7D · pith_short_16: B4QEFPKJQB7DERIF · pith_short_8: B4QEFPKJ

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/B4QEFPKJQB7DERIFBHPDJQMWUP \
  | 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: 0f2042bd49807e32450509de34c196a3cbb88d41e2cb7b43bf4a1a6afbc08dfc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f6b0b7ff500615dfd45f521ee79ccb8f7d482d6eef0d35b488cc4e5389382b4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2014-02-07T11:06:50Z",
    "title_canon_sha256": "a68a523b2dd95e9b9a710b3e19372516584641445c47af7e33d1b0b2199f8736"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.1601",
    "kind": "arxiv",
    "version": 2
  }
}