Pith Number

pith:32ZHINRL

pith:2014:32ZHINRLWQN4WRPUBL7WDFFK3V

not attested not anchored not stored refs pending

Evidence for an oscillation of the magnetic axis of the white dwarf in the polar DP Leonis

A.D. Schwope, F.V. Hessman, K. Beuermann, S. Dreizler

arxiv:1401.1638 v1 · 2014-01-08 · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{32ZHINRLWQN4WRPUBL7WDFFK3V}

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	2026-05-18T01:45:32.923358Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

deb274362bb41bcb45f40aff6194aadd4dc292b8a331c5da79538588bee2b7f1

Aliases

arxiv: 1401.1638 · arxiv_version: 1401.1638v1 · doi: 10.48550/arxiv.1401.1638 · pith_short_12: 32ZHINRLWQN4 · pith_short_16: 32ZHINRLWQN4WRPU · pith_short_8: 32ZHINRL

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/32ZHINRLWQN4WRPUBL7WDFFK3V \
  | 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: deb274362bb41bcb45f40aff6194aadd4dc292b8a331c5da79538588bee2b7f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17dea5535a00edac67e0be8f90c7186be285f81632bd822afa77dcd3309b8bfb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-01-08T09:57:43Z",
    "title_canon_sha256": "f8adb9a9518a80df78c4e83ac945bcf9943e802454658f65632bb0a8a2d42c98"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.1638",
    "kind": "arxiv",
    "version": 1
  }
}