Pith Number

pith:VPFUSPZE

pith:2009:VPFUSPZEGQUMCG2SZJJVYEODCT

not attested not anchored not stored refs pending

Is there evidence for field restructuring or decay in accreting magnetic white dwarfs?

C.M. Zhang, D. T. Wickramasinghe, L. Ferrario

arxiv:0905.4829 v1 · 2009-05-29 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VPFUSPZEGQUMCG2SZJJVYEODCT}

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	2026-05-18T02:13:30.824821Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abcb493f243428c11b52ca535c11c314d38b0b6fff97b3091037c2fea08039e8

Aliases

arxiv: 0905.4829 · arxiv_version: 0905.4829v1 · doi: 10.48550/arxiv.0905.4829 · pith_short_12: VPFUSPZEGQUM · pith_short_16: VPFUSPZEGQUMCG2S · pith_short_8: VPFUSPZE

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/VPFUSPZEGQUMCG2SZJJVYEODCT \
  | 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: abcb493f243428c11b52ca535c11c314d38b0b6fff97b3091037c2fea08039e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efbbbf16c0546981f52a38d53e9a946d137070ee7c49fbfe6e3296d556b28493",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-05-29T11:07:26Z",
    "title_canon_sha256": "36d258cbbcdb55e3fd3b78815b314f6ff69d70524fc4b9bd657604b32c9628a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.4829",
    "kind": "arxiv",
    "version": 1
  }
}