Pith Number

pith:BOU3RQVO

pith:2011:BOU3RQVODJ4IEJ77MSPH5ISJV6

not attested not anchored not stored refs pending

Direct observation of magnetic cycles in Sun-like stars

A. Morgenthaler, B. Dintrans, J. Morin, M. Auriere, P. Petit, R. Konstantinova-Antova, S. Marsden

arxiv:1109.3982 v1 · 2011-09-19 · 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{BOU3RQVODJ4IEJ77MSPH5ISJV6}

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	2026-05-18T02:00:29.467168Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ba9b8c2ae1a788227ff649e7ea249af8b14e967fb3be33cb303e30b98382560

Aliases

arxiv: 1109.3982 · arxiv_version: 1109.3982v1 · doi: 10.48550/arxiv.1109.3982 · pith_short_12: BOU3RQVODJ4I · pith_short_16: BOU3RQVODJ4IEJ77 · pith_short_8: BOU3RQVO

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/BOU3RQVODJ4IEJ77MSPH5ISJV6 \
  | 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: 0ba9b8c2ae1a788227ff649e7ea249af8b14e967fb3be33cb303e30b98382560

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80e53fab83ff459640295ccc54e6f475a35438ac3772a960493a2c40bfe74706",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-09-19T09:48:38Z",
    "title_canon_sha256": "840eb34cb34eba1da3328ba2bbbc003615c5fe0b3425653c8b198b3c7e65505a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.3982",
    "kind": "arxiv",
    "version": 1
  }
}