Pith Number

pith:LRJQWQNF

pith:2003:LRJQWQNFXDD2JOGHMKFFGO2ADP

not attested not anchored not stored refs pending

Surface Contribution to the Superconducting Properties of MgB2 Single Crystals

A. Koshelev, A. Rydh, B. Kang, C. U. Jung, G. W. Crabtree, H.-S. Lee, J. M. Hiller, K. H. P. Kim, S.-I. Lee, U. Welp, W. K. Kwok

arxiv:cond-mat/0307445 v1 · 2003-07-17 · cond-mat.supr-con

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LRJQWQNFXDD2JOGHMKFFGO2ADP}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T04:00:38.333715Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c530b41a5b8c7a4b8c7628a533b401bf27652e14ec8edd3f18ee59f1d31e9af

Aliases

arxiv: cond-mat/0307445 · arxiv_version: cond-mat/0307445v1 · doi: 10.48550/arxiv.cond-mat/0307445 · pith_short_12: LRJQWQNFXDD2 · pith_short_16: LRJQWQNFXDD2JOGH · pith_short_8: LRJQWQNF

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/LRJQWQNFXDD2JOGHMKFFGO2ADP \
  | 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: 5c530b41a5b8c7a4b8c7628a533b401bf27652e14ec8edd3f18ee59f1d31e9af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5ff5ca425836ef21703ef411b64a26f8722440b29134a9f8757cbda576f2545",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2003-07-17T21:42:20Z",
    "title_canon_sha256": "5a99f013952b9ee718da230540f6bc0e5816b8b388ab923e407c52f607de0fcb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0307445",
    "kind": "arxiv",
    "version": 1
  }
}