Pith Number

pith:TGPN2VPL

pith:2008:TGPN2VPL3Y33JMWTNXNWZMBGQV

not attested not anchored not stored refs pending

Superconductivity at 41 K and its competition with spin-density-wave instability in layered CeO$_{1-x}$F$_x$FeAs

D. Wu, G. F. Chen, G. Li, J. Dong, J. L. Luo, N. L. Wang, P. Zheng, W. Z. Hu, Z. Li

arxiv:0803.3790 v3 · 2008-03-26 · cond-mat.supr-con · cond-mat.str-el

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TGPN2VPL3Y33JMWTNXNWZMBGQV}

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	2026-07-04T15:12:18.966423Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

999edd55ebde37b4b2d36ddb6cb026854385d31a4f7dec8e786b5bbbe68f565a

Aliases

arxiv: 0803.3790 · arxiv_version: 0803.3790v3 · doi: 10.48550/arxiv.0803.3790 · pith_short_12: TGPN2VPL3Y33 · pith_short_16: TGPN2VPL3Y33JMWT · pith_short_8: TGPN2VPL

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/TGPN2VPL3Y33JMWTNXNWZMBGQV \
  | 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: 999edd55ebde37b4b2d36ddb6cb026854385d31a4f7dec8e786b5bbbe68f565a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecb6ef3ddb0bb8f6bb7d1fe50b3065f92e56aa69d58415d56fd1b10cbd0f9db3",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2008-03-26T18:48:28Z",
    "title_canon_sha256": "39ade61b8737915fd7a5702d61bf73b04cc9c7269e94375954543cffe8513430"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0803.3790",
    "kind": "arxiv",
    "version": 3
  }
}