Pith Number

pith:NXV5KXSH

pith:2014:NXV5KXSHKT7COG3AX7PDWGZP3H

not attested not anchored not stored refs pending

The suppression of electron correlations in the collapsed tetragonal phase of CaFe2As2 under ambient pressure demonstrated by 75As NMR-NQR measurements

B. Roy, P. C. Canfield, S. L. Bud'ko, S. Ran, Y. Furukawa

arxiv:1401.6191 v1 · 2014-01-23 · 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{NXV5KXSHKT7COG3AX7PDWGZP3H}

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	2026-05-18T01:45:17.289377Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6debd55e4754fe271b60bfde3b1b2fd9e6525b7e0e8d11c3623f9167b97e36f5

Aliases

arxiv: 1401.6191 · arxiv_version: 1401.6191v1 · doi: 10.48550/arxiv.1401.6191 · pith_short_12: NXV5KXSHKT7C · pith_short_16: NXV5KXSHKT7COG3A · pith_short_8: NXV5KXSH

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/NXV5KXSHKT7COG3AX7PDWGZP3H \
  | 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: 6debd55e4754fe271b60bfde3b1b2fd9e6525b7e0e8d11c3623f9167b97e36f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc4dd79b914fccae5760f89ea2065206ce5ab691fa92f610e8398f9bd45dd0d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2014-01-23T21:17:25Z",
    "title_canon_sha256": "bb1c1b6760b1b81fa8f3fab280cc03f3098fe9c7b3853dd84730e9cbd71b2cbb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.6191",
    "kind": "arxiv",
    "version": 1
  }
}