Pith Number

pith:7FAAN2JZ

pith:2004:7FAAN2JZNUAZHECOIGZGFIBNM7

not attested not anchored not stored refs pending

The spin periods and magnetic moments of white dwarfs in magnetic cataclysmic variables

(2) Leicester University), A.J. Norton (1), G.A. Wynn (2), R.V. Somerscales (1) ((1) The Open University

arxiv:astro-ph/0406363 v1 · 2004-06-16 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7FAAN2JZNUAZHECOIGZGFIBNM7}

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	2026-07-04T16:44:01.579693Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f94006e9396d0193904e41b262a02d67ced92faeefbd778ea7dfee9d37f389a7

Aliases

arxiv: astro-ph/0406363 · arxiv_version: astro-ph/0406363v1 · doi: 10.48550/arxiv.astro-ph/0406363 · pith_short_12: 7FAAN2JZNUAZ · pith_short_16: 7FAAN2JZNUAZHECO · pith_short_8: 7FAAN2JZ

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/7FAAN2JZNUAZHECOIGZGFIBNM7 \
  | 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: f94006e9396d0193904e41b262a02d67ced92faeefbd778ea7dfee9d37f389a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7ca2e17d0f54e9535c6c400c0120a19438b309202147f894ae899c1de902654",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-06-16T08:27:00Z",
    "title_canon_sha256": "c4dd44f9c0a3f6d329d2d2ece3582b23842c41366eba1cdfd1bffcbaaa3e2915"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0406363",
    "kind": "arxiv",
    "version": 1
  }
}