Pith Number

pith:2WBQGGFR

pith:2012:2WBQGGFRA3MBU2RSNCEFRS55ZM

not attested not anchored not stored refs pending

Enhancement of critical current density and vortex activation energy in proton-irradiated Co-doped BaFe2As2

Hisashi Kitamura, Toshihiro Taen, Tsuyoshi Tamegai, Yasuyuki Nakajima

arxiv:1209.3281 v1 · 2012-09-14 · 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{2WBQGGFRA3MBU2RSNCEFRS55ZM}

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	2026-05-18T01:54:28.905879Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5830318b106d81a6a32688858cbbdcb29faa162995604532339418c3ba75ea4

Aliases

arxiv: 1209.3281 · arxiv_version: 1209.3281v1 · doi: 10.48550/arxiv.1209.3281 · pith_short_12: 2WBQGGFRA3MB · pith_short_16: 2WBQGGFRA3MBU2RS · pith_short_8: 2WBQGGFR

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/2WBQGGFRA3MBU2RSNCEFRS55ZM \
  | 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: d5830318b106d81a6a32688858cbbdcb29faa162995604532339418c3ba75ea4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80e827ab286081a70441564e7e101002c7b7a5c65ea80f7a1f999384d12032ca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2012-09-14T18:47:27Z",
    "title_canon_sha256": "b968040d38bd4175121f543ee017d105a0444900484911738d9f69f616f4c971"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.3281",
    "kind": "arxiv",
    "version": 1
  }
}