Pith Number

pith:KTW6LJTW

pith:2004:KTW6LJTWORW3DM7MUGNRCAWXYG

not attested not anchored not stored refs pending

Correlation between Tc and Lattice Parameters of Novel Superconducting NaxCoO2 yH2O

E. Takayama-Muromachi, F. Izumi, H. Sakurai, K. Takada, R. A. Dilanian, T. Sasaki

arxiv:cond-mat/0408428 v1 · 2004-08-19 · 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{KTW6LJTWORW3DM7MUGNRCAWXYG}

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	2026-07-04T16:46:54.991881Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54ede5a676746db1b3eca19b1102d7c1b08489e7ae6c3dae1915a7479724d9bc

Aliases

arxiv: cond-mat/0408428 · arxiv_version: cond-mat/0408428v1 · doi: 10.48550/arxiv.cond-mat/0408428 · pith_short_12: KTW6LJTWORW3 · pith_short_16: KTW6LJTWORW3DM7M · pith_short_8: KTW6LJTW

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/KTW6LJTWORW3DM7MUGNRCAWXYG \
  | 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: 54ede5a676746db1b3eca19b1102d7c1b08489e7ae6c3dae1915a7479724d9bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47b94a6e74e5cdd77910e70c1f649fc1b76060a8a780cf59275cc14a488184f2",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2004-08-19T10:01:32Z",
    "title_canon_sha256": "d817c547ea707ff69d0e66f59e2a55550669be955f3518ae4fef94da07799ede"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0408428",
    "kind": "arxiv",
    "version": 1
  }
}