Pith Number

pith:CMJ7QCX6

pith:2008:CMJ7QCX6NOLVX3U5GU3Z7L3QBG

not attested not anchored not stored refs pending

High-T_c superconductivity induced by doping rare earth elements into CaFeAsF

Bing Shen, Bin Zeng, Fei Han, Gang Mu, Hai-Hu Wen, Peng Cheng, Xiyu Zhu

arxiv:0812.1192 v1 · 2008-12-05 · 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{CMJ7QCX6NOLVX3U5GU3Z7L3QBG}

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	2026-07-04T15:41:36.857771Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1313f80afe6b975bee9d35379faf70098e61a7bff02e48857d215cd3b8375218

Aliases

arxiv: 0812.1192 · arxiv_version: 0812.1192v1 · doi: 10.48550/arxiv.0812.1192 · pith_short_12: CMJ7QCX6NOLV · pith_short_16: CMJ7QCX6NOLVX3U5 · pith_short_8: CMJ7QCX6

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/CMJ7QCX6NOLVX3U5GU3Z7L3QBG \
  | 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: 1313f80afe6b975bee9d35379faf70098e61a7bff02e48857d215cd3b8375218

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59153210bbf5cc1cd4e68efd351b6249b5d42735d76deb235ea8a3eb4db42064",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2008-12-05T18:22:43Z",
    "title_canon_sha256": "1c569f5f1949f30cee5defbe132874008bd414dcfe5c172e3c213049225bda3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.1192",
    "kind": "arxiv",
    "version": 1
  }
}