Pith Number

pith:U44QKBGI

pith:2003:U44QKBGI63P5VCGC6J6OMTZAQN

not attested not anchored not stored refs pending

Two-band Effects in the Angular Dependence of Hc2 of MgB2 Single Crystals

A. E. Koshelev, A. Rydh, B. Kang, C. Marcenat, G. W. Crabtree, H.-S. Lee, K. H. Kim, K. H. P. Kim, L. Lyard, R. Brusetti, S.-I. Lee, T. Klein, U. Welp, W. K. Kwok

arxiv:cond-mat/0308319 v1 · 2003-08-15 · 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{U44QKBGI63P5VCGC6J6OMTZAQN}

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	2026-05-18T04:00:38.323418Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7390504c8f6dfda88c2f27ce64f20836b93db1c88145c001c4ba16142b0c1de

Aliases

arxiv: cond-mat/0308319 · arxiv_version: cond-mat/0308319v1 · doi: 10.48550/arxiv.cond-mat/0308319 · pith_short_12: U44QKBGI63P5 · pith_short_16: U44QKBGI63P5VCGC · pith_short_8: U44QKBGI

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/U44QKBGI63P5VCGC6J6OMTZAQN \
  | 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: a7390504c8f6dfda88c2f27ce64f20836b93db1c88145c001c4ba16142b0c1de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3174f568ccd9638f115e296d55f15f3c6aaf0be8fcdb47f4a7fb7e8879ead7d4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2003-08-15T21:02:55Z",
    "title_canon_sha256": "8681536e15cf3609942b561db6e1aaf22347a5f4c82b5c8993754fc4bcbfc427"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0308319",
    "kind": "arxiv",
    "version": 1
  }
}