Pith Number

pith:25NZ3BWV

pith:2019:25NZ3BWVOKL2TQEUOGZWYJEUFE

not attested not anchored not stored refs pending

Electromagnetic design of a superconducting electric machine with bulk HTS material

Mark D. Ainslie, Martin Boll, Mathias Noe, Matthias Corduan, Mykhaylo Filipenko, Roman Bause

arxiv:1903.08906 v1 · 2019-03-21 · physics.app-ph · 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{25NZ3BWVOKL2TQEUOGZWYJEUFE}

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	2026-05-17T23:50:43.619575Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d75b9d86d57297a9c09471b36c24942902c8d4d68ff6c217ed21efafe013d71f

Aliases

arxiv: 1903.08906 · arxiv_version: 1903.08906v1 · doi: 10.48550/arxiv.1903.08906 · pith_short_12: 25NZ3BWVOKL2 · pith_short_16: 25NZ3BWVOKL2TQEU · pith_short_8: 25NZ3BWV

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/25NZ3BWVOKL2TQEUOGZWYJEUFE \
  | 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: d75b9d86d57297a9c09471b36c24942902c8d4d68ff6c217ed21efafe013d71f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b27ba8e68cb6e26fa27a7702fc6c2c223b2989075677bfe4834812269d8707a1",
    "cross_cats_sorted": [
      "cond-mat.supr-con"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2019-03-21T10:13:52Z",
    "title_canon_sha256": "defed9cf7fd5f4a833923b8918fcd617714b9b837b03837fcd56f20b493759c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.08906",
    "kind": "arxiv",
    "version": 1
  }
}