Pith Number

pith:EUMXB2DB

pith:2021:EUMXB2DBJ5Z7YLQJF5DALJC46Q

not attested not anchored not stored refs pending

High $J_{\rm c}$ and low anisotropy of hydrogen doped NdFeAsO superconducting thin film

Chao Wang, Hikaru Saito, Hiroshi Ikuta, Jens H\"anisch, Kazumasa Iida, Keisuke Kondo, Mingyu Chen, Satoshi Hata, Takafumi Hatano

arxiv:2102.13543 v1 · 2021-02-26 · 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{EUMXB2DBJ5Z7YLQJF5DALJC46Q}

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	2026-07-05T02:22:25.970427Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

251970e8614f73fc2e092f4605a45cf41f21e6167a58ad8941728847308c8216

Aliases

arxiv: 2102.13543 · arxiv_version: 2102.13543v1 · doi: 10.48550/arxiv.2102.13543 · pith_short_12: EUMXB2DBJ5Z7 · pith_short_16: EUMXB2DBJ5Z7YLQJ · pith_short_8: EUMXB2DB

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/EUMXB2DBJ5Z7YLQJF5DALJC46Q \
  | 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: 251970e8614f73fc2e092f4605a45cf41f21e6167a58ad8941728847308c8216

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb21c17a1e98eb7f18bc0b60ef9ce74f68b7da420d4adf16d3405feac3cbdf9b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2021-02-26T15:32:41Z",
    "title_canon_sha256": "19d79ec6020dc10b3583122b6e50a8c7fbb07ec738018ac59ad7c547ff27bd17"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.13543",
    "kind": "arxiv",
    "version": 1
  }
}