Pith Number

pith:TP2GUPYH

pith:2007:TP2GUPYHPPODLA4IJLT3X5FLV6

not attested not anchored not stored refs pending

Superconductivity in epitaxial thin films of NaxCoO2 y D2O

2), (2) Institute of Materials Science, B. Keimer (1), C. Bernhard (1), Darmstadt University of Technology), G. Christiani (1), H.-U. Habermeier (1), I. Fritsch (1), L. Alff (2) ((1) Max-Planck-Institute for Solid State Research, Li Yu (1), Stuttgart, Y. Krockenberger (1

arxiv:0705.0517 v1 · 2007-05-03 · cond-mat.supr-con · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TP2GUPYHPPODLA4IJLT3X5FLV6}

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	2026-05-18T02:16:31.191595Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9bf46a3f077bdc3583884ae7bbf4abaf8d9c6bffc494e1013bbe1b87759c48dd

Aliases

arxiv: 0705.0517 · arxiv_version: 0705.0517v1 · doi: 10.48550/arxiv.0705.0517 · pith_short_12: TP2GUPYHPPOD · pith_short_16: TP2GUPYHPPODLA4I · pith_short_8: TP2GUPYH

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/TP2GUPYHPPODLA4IJLT3X5FLV6 \
  | 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: 9bf46a3f077bdc3583884ae7bbf4abaf8d9c6bffc494e1013bbe1b87759c48dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91b600a1da78473e3699e03fb9a3541aecbef4811a87f83920bab01c598d2881",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2007-05-03T18:39:29Z",
    "title_canon_sha256": "01106a8fb7f4345b778e36481d254e5dd45e0107098a96c61130aa78d604b0bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0705.0517",
    "kind": "arxiv",
    "version": 1
  }
}