Pith Number

pith:H7IVHG2E

pith:2002:H7IVHG2EWGEPN2IFMH3MXBKPYF

not attested not anchored not stored refs pending

Complicated nature of the gap in MgB2: magnetic field-dependent optical studies

Eun-Mi Choi, H. J. Lee, Hyeong-Jin Kim, J. H. Jung, K. W. Kim, M. W. Kim, Sung-Ik Lee, T. W. Noh, W. N. Kang, Y. J. Wang

arxiv:cond-mat/0204200 v2 · 2002-04-09 · 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{H7IVHG2EWGEPN2IFMH3MXBKPYF}

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	2026-07-04T16:32:03.824614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3fd1539b44b188f6e90561f6cb854fc1547ae50cee49a9134fa7ebbb1e701f3a

Aliases

arxiv: cond-mat/0204200 · arxiv_version: cond-mat/0204200v2 · doi: 10.48550/arxiv.cond-mat/0204200 · pith_short_12: H7IVHG2EWGEP · pith_short_16: H7IVHG2EWGEPN2IF · pith_short_8: H7IVHG2E

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/H7IVHG2EWGEPN2IFMH3MXBKPYF \
  | 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: 3fd1539b44b188f6e90561f6cb854fc1547ae50cee49a9134fa7ebbb1e701f3a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "adc8e86f7e9edadb2e6306137c2a59e6717e09c17211819baf28892320741be6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2002-04-09T08:58:27Z",
    "title_canon_sha256": "8c21975a3be2d0703f6aa78c66124b188cc92ff1942a96a5beab23e91f9f5a49"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0204200",
    "kind": "arxiv",
    "version": 2
  }
}