Pith Number

pith:6PB3E6JM

pith:2003:6PB3E6JM6O4ZAXIOOXUAQIJHXR

not attested not anchored not stored refs pending

Very high upper critical fields in MgB2 produced by selective tuning of impurity scattering

A. Gurevich, A. Siri, C. B. Eom, C. Mielke, D.C. Larbalestier, D. M. Kim, E. E. Hellstrom, J. Giencke, J. H. Choi, K. H. Kim, L. D. Cooley, L. J. Belenky, M. K. Lee, S. D. Bu, S. Patnaik, V. Braccini, W. Tian, X.Q. Pan, X. Song

arxiv:cond-mat/0305474 v2 · 2003-05-20 · 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{6PB3E6JM6O4ZAXIOOXUAQIJHXR}

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	2026-07-04T16:38:49.521262Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f3c3b2792cf3b9905d0e75e8082127bc7c07a6e70149b5d3a909d46e718e7258

Aliases

arxiv: cond-mat/0305474 · arxiv_version: cond-mat/0305474v2 · doi: 10.48550/arxiv.cond-mat/0305474 · pith_short_12: 6PB3E6JM6O4Z · pith_short_16: 6PB3E6JM6O4ZAXIO · pith_short_8: 6PB3E6JM

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/6PB3E6JM6O4ZAXIOOXUAQIJHXR \
  | 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: f3c3b2792cf3b9905d0e75e8082127bc7c07a6e70149b5d3a909d46e718e7258

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8efa780437792926e6f7bfedaf5519620dbf8e0237a3a4d897f27bee28a9a0b3",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2003-05-20T14:59:13Z",
    "title_canon_sha256": "a4a7e8b30af5f7052d15819f4ed6689617171c39b829052d8f71d8280dc57bda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0305474",
    "kind": "arxiv",
    "version": 2
  }
}