Pith Number

pith:64G4YQP6

pith:2004:64G4YQP643DQVGYXDYWZMT55TA

not attested not anchored not stored refs pending

Observation of ferromagnetism above 900 K in Cr-GaN and Cr-AlN

David J. Smith, H.X. Liu, Lin Gu, L. Montes, M.B. Simmonds, N. Newman, N.R. Dilley, R.K. Singh, Stephen Y. Wu

arxiv:cond-mat/0402103 v2 · 2004-02-03 · 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{64G4YQP643DQVGYXDYWZMT55TA}

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	2026-07-04T16:45:45.140710Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f70dcc41fee6c70a9b171e2d964fbd983329887380114411d98d57b2acee8594

Aliases

arxiv: cond-mat/0402103 · arxiv_version: cond-mat/0402103v2 · doi: 10.48550/arxiv.cond-mat/0402103 · pith_short_12: 64G4YQP643DQ · pith_short_16: 64G4YQP643DQVGYX · pith_short_8: 64G4YQP6

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/64G4YQP643DQVGYXDYWZMT55TA \
  | 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: f70dcc41fee6c70a9b171e2d964fbd983329887380114411d98d57b2acee8594

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "790c95d9f48313ffb136f68a9d353585bf5cd9e810de6c8a142fba27076e2ad8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2004-02-03T22:11:38Z",
    "title_canon_sha256": "285bf47c4fa6cd5351e576b4dc5bffd45c52a4ca366b56d7f1443a59150dec8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0402103",
    "kind": "arxiv",
    "version": 2
  }
}