Pith Number

pith:OGRV6QJV

pith:2004:OGRV6QJVD2QVHFRRTLRAJCCFGV

not attested not anchored not stored refs pending

Correlation between Superconducting Transition Temperature $T_c$ and Increase of Nuclear Spin-Lattice Relaxation Rate Devided by Temperature $1/T_1T$ at $T_c$ in the Hydrate Cobaltate Na$_{x}$CoO$_{2}\cdot y$H$_{2}$O

C. Michioka, E. Takayama-Muromachi, H. Sakurai, K. Ishida, K. Takada, K. Yoshimura, M. Kato, T. Sasaki, Y. Ihara

arxiv:cond-mat/0407192 v1 · 2004-07-08 · 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{OGRV6QJVD2QVHFRRTLRAJCCFGV}

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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	2026-07-04T16:46:35.455966Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71a35f41351ea15396319ae20488453547fef0f25b4f45a334cdb84169e18a09

Aliases

arxiv: cond-mat/0407192 · arxiv_version: cond-mat/0407192v1 · doi: 10.48550/arxiv.cond-mat/0407192 · pith_short_12: OGRV6QJVD2QV · pith_short_16: OGRV6QJVD2QVHFRR · pith_short_8: OGRV6QJV

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/OGRV6QJVD2QVHFRRTLRAJCCFGV \
  | 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: 71a35f41351ea15396319ae20488453547fef0f25b4f45a334cdb84169e18a09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7386c2ecf825ddfc27b6e41a53ec683eabdc209ce302fbf342166ed97d475f8",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2004-07-08T09:41:25Z",
    "title_canon_sha256": "d8987ec6df326d728c2947caea272e4e532356eeb11be315cb8e70af99722bf1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0407192",
    "kind": "arxiv",
    "version": 1
  }
}