Pith Number

pith:M43C72TL

pith:2007:M43C72TL3WLRDYGKPE7NEFQ73A

not attested not anchored not stored refs pending

Nanoscale grains, high irreversibility field, and large critical current density as a function of high energy ball milling time in C-doped magnesium diboride

B. J. Senkowicz, D. C. Larbalestier, E. E. Hellstrom, J. Jiang, P. M. Voyles, R. J. Mungall, Y. Zhu

arxiv:0712.2056 v1 · 2007-12-12 · cond-mat.supr-con · 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{M43C72TL3WLRDYGKPE7NEFQ73A}

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	2026-07-04T17:07:13.584608Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67362fea6bdd9711e0ca793ed2161fd8234848ffc164c690ac2870d7d94f759c

Aliases

arxiv: 0712.2056 · arxiv_version: 0712.2056v1 · doi: 10.48550/arxiv.0712.2056 · pith_short_12: M43C72TL3WLR · pith_short_16: M43C72TL3WLRDYGK · pith_short_8: M43C72TL

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/M43C72TL3WLRDYGKPE7NEFQ73A \
  | 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: 67362fea6bdd9711e0ca793ed2161fd8234848ffc164c690ac2870d7d94f759c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88ad20f2e4230e8f8ea32646d027fe8a4cb59eb4337e7631b4c33df0519cf8f5",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2007-12-12T22:37:37Z",
    "title_canon_sha256": "1374222ba962e35c0add4a960f4399faac069c6c29b006c2a562c4cb4b8f8e8a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0712.2056",
    "kind": "arxiv",
    "version": 1
  }
}