Pith Number

pith:HBPQY5Z5

pith:2017:HBPQY5Z5OT55UZOIRXVNOE4EPC

not attested not anchored not stored refs pending

Far beyond the Sun: I. The beating magnetic heart in Horologium

(10) Dunlap Institute for Astronomy, (11) Department of Astronomy, (12) LESIA - Observatoire de Paris, 13) ((1) Harvard-Smithsonian Center for Astrophysics, (13) Department of Physics - California Lutheran University), (2) European Southern Observatory, 3), (3) Institut de Recherche en Astrophysique et Plan\'etologie, (4) CNRS-IRAP, (5) Centro de Astrobiolog\'ia CSIC-INTA, (6) Eberhard Karls Universit\"at, (7) University of Massachusetts at Lowell, (8) Max-Planck-Institut f\"ur Sonnensystemforschung, 9), (9) Georg-August Universit\"at G\"ottingen, Astrophysics, Beate Stelzer (6), Cecilia Garraffo (1), Eliana M. Amazo-G\'omez (8, Gaitee A. J. Hussain (2, James Silvester (11), Jason H. Grunhut (10), Jean-Fran\c{c}ois Donati (4), Jeremy J. Drake (1), Jorge Sanz-Forcada (5), Juli\'an D. Alvarado-G\'omez (1), Mary E. Oksala (12, Ofer Cohen (7), Sofia P. Moschou (1), Space Physics - Uppsala University

arxiv:1710.02438 v1 · 2017-10-06 · 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{HBPQY5Z5OT55UZOIRXVNOE4EPC}

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	2026-05-18T00:28:52.387782Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

385f0c773d74fbda65c88dead713847890fa94d22a398d6b21dc89006fb9c88a

Aliases

arxiv: 1710.02438 · arxiv_version: 1710.02438v1 · doi: 10.48550/arxiv.1710.02438 · pith_short_12: HBPQY5Z5OT55 · pith_short_16: HBPQY5Z5OT55UZOI · pith_short_8: HBPQY5Z5

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/HBPQY5Z5OT55UZOIRXVNOE4EPC \
  | 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: 385f0c773d74fbda65c88dead713847890fa94d22a398d6b21dc89006fb9c88a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4eaf7d7d9b682757f45ff5bc438341a781d2329a405b74124284882a9d378882",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-10-06T14:55:55Z",
    "title_canon_sha256": "cd92a7b881f329076766e53942bc795ed3e12d6ef0e1804dfcefc505d629520e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.02438",
    "kind": "arxiv",
    "version": 1
  }
}