Pith Number

pith:27MJR3OY

pith:2025:27MJR3OYO2JYCEWGTPTQ55SHJU

not attested not anchored not stored refs pending

Magnetic dynamos powered by white dwarf superficial convection

Jim Fuller, Nicholas Z. Rui, Rom Yaakovyan, Sivan Ginzburg

arxiv:2505.18257 v2 · 2025-05-23 · 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{27MJR3OYO2JYCEWGTPTQ55SHJU}

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	2026-07-05T11:33:24.019949Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7d898edd876938112c69be70ef6474d15ed451e337d7b1f195cbe1f6a92ef69

Aliases

arxiv: 2505.18257 · arxiv_version: 2505.18257v2 · doi: 10.48550/arxiv.2505.18257 · pith_short_12: 27MJR3OYO2JY · pith_short_16: 27MJR3OYO2JYCEWG · pith_short_8: 27MJR3OY

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/27MJR3OYO2JYCEWGTPTQ55SHJU \
  | 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: d7d898edd876938112c69be70ef6474d15ed451e337d7b1f195cbe1f6a92ef69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2571098145cffe5d6e4ee5f4db230e01911c5b67137cc60e6206d87eec52912e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2025-05-23T18:00:03Z",
    "title_canon_sha256": "37384168d343d5d78725c82e5e01a30bbbfd11e35dcbe8f11744e231ea3af7f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.18257",
    "kind": "arxiv",
    "version": 2
  }
}