Pith Number

pith:SPPXFTCV

pith:2007:SPPXFTCVA4E76AUWXRPI6JW4OK

not attested not anchored not stored refs pending

Strongly enhanced critical current density in Fe-sheathed MgB2 tapes by stearic acid and stearate doping

Dongliang Wang, Haihu Wen, Huan Yang, K. Watanabe, Xianping Zhang, Xuedong Bai, Yanwei Ma, Zhaoshun Gao, Zhengguang Yu

arxiv:cond-mat/0701373 v2 · 2007-01-16 · 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{SPPXFTCVA4E76AUWXRPI6JW4OK}

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	2026-07-04T14:59:30.197332Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93df72cc550709ff0296bc5e8f26dc72ae57e0598db34c4bf504a389579aa30a

Aliases

arxiv: cond-mat/0701373 · arxiv_version: cond-mat/0701373v2 · doi: 10.48550/arxiv.cond-mat/0701373 · pith_short_12: SPPXFTCVA4E7 · pith_short_16: SPPXFTCVA4E76AUW · pith_short_8: SPPXFTCV

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/SPPXFTCVA4E76AUWXRPI6JW4OK \
  | 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: 93df72cc550709ff0296bc5e8f26dc72ae57e0598db34c4bf504a389579aa30a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "513493182dcda3f66725f397414b59d79fc8d55f3695b78da5ddca5c6cb4b109",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2007-01-16T12:56:53Z",
    "title_canon_sha256": "7b4763e82e09dd3c0cda5851d0d5a25cb10b0c22ea535d467571d78b15db0751"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0701373",
    "kind": "arxiv",
    "version": 2
  }
}