Pith Number

pith:3IBSF7TJ

pith:2019:3IBSF7TJYIXKH2WT5GA366PUN4

not attested not anchored not stored refs pending

Low temperature specific heat of 12442-type KCa_2Fe_4As_4F_2 single crystals

Gang Mu, Hai-Hu Wen, Jianan Chu, Jiaxin Feng, Lingling Wang, Teng Wang, Wei Li, Xiaosong Liu, Xuguang Xu

arxiv:1903.09447 v2 · 2019-03-22 · 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{3IBSF7TJYIXKH2WT5GA366PUN4}

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	2026-07-05T01:08:23.070087Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da0322fe69c22ea3ead3e981bf79f46f080e8e561d9fb89f3709fe043e2e2b7c

Aliases

arxiv: 1903.09447 · arxiv_version: 1903.09447v2 · doi: 10.48550/arxiv.1903.09447 · pith_short_12: 3IBSF7TJYIXK · pith_short_16: 3IBSF7TJYIXKH2WT · pith_short_8: 3IBSF7TJ

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/3IBSF7TJYIXKH2WT5GA366PUN4 \
  | 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: da0322fe69c22ea3ead3e981bf79f46f080e8e561d9fb89f3709fe043e2e2b7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b36be25c99d7c79ba8791cc0dd5f4a97bc6a1fd1b94a3a5e649f90f5ad0453c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2019-03-22T11:19:16Z",
    "title_canon_sha256": "7aaf12cfa05ca5f52562a1c060c1dc5f1303aa97a682ceb0dd0bc70ffda929fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.09447",
    "kind": "arxiv",
    "version": 2
  }
}