Pith Number

pith:WRQ6ZMBT

pith:2002:WRQ6ZMBTDZ5HH4JO37DIHP3H34

not attested not anchored not stored refs pending

Quantum tunneling of vortices in a MgB$_2$ superconductor

C. Q. Jin, G.C.Che, H.H. Wen, R. Deltour, S. L Jia, Y. M. Ni, Y. Z. Zhang, Z. X. Zhao

arxiv:cond-mat/0204396 v3 · 2002-04-18 · 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{WRQ6ZMBTDZ5HH4JO37DIHP3H34}

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	2026-07-04T16:32:06.605013Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b461ecb0331e7a73f12edfc683bf67df2a280e0a2f456128f88df671fb5e0570

Aliases

arxiv: cond-mat/0204396 · arxiv_version: cond-mat/0204396v3 · doi: 10.48550/arxiv.cond-mat/0204396 · pith_short_12: WRQ6ZMBTDZ5H · pith_short_16: WRQ6ZMBTDZ5HH4JO · pith_short_8: WRQ6ZMBT

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/WRQ6ZMBTDZ5HH4JO37DIHP3H34 \
  | 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: b461ecb0331e7a73f12edfc683bf67df2a280e0a2f456128f88df671fb5e0570

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c19ddc158a49b37845f03e4b2eb8884a76cb2296a6463e6af3cd3b25f2c28fa6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2002-04-18T08:35:13Z",
    "title_canon_sha256": "2f2af136c9307e4c1483cf16c065a5f0752c519e71519715ad5e31dca0bf35bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0204396",
    "kind": "arxiv",
    "version": 3
  }
}