Pith Number

pith:KTQKE4EU

pith:2026:KTQKE4EU5VPP7BYVZLIKX4642W

not attested not anchored not stored refs pending

The Maunder Model and Catalog: Stellar Rotation, Bimodal Activity, and Magnetic Braking in Kepler Main-Sequence Stars

Hagai B. Perets, Ilay Kamai, Lavi Somers

arxiv:2608.06604 v1 · 2026-08-06 · 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{KTQKE4EU5VPP7BYVZLIKX4642W}

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	2026-08-10T01:11:27.843669Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54e0a27094ed5eff8715cad0abf3dcd5bb2aebd1208d89102d13574216a8ce96

Aliases

arxiv: 2608.06604 · arxiv_version: 2608.06604v1 · doi: 10.48550/arxiv.2608.06604 · pith_short_12: KTQKE4EU5VPP · pith_short_16: KTQKE4EU5VPP7BYV · pith_short_8: KTQKE4EU

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/KTQKE4EU5VPP7BYVZLIKX4642W \
  | 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: 54e0a27094ed5eff8715cad0abf3dcd5bb2aebd1208d89102d13574216a8ce96

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e9ca7e828d47fd872751d500661c9ebea2ab1eebf02777339da239b03df0b1a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2026-08-06T21:26:28Z",
    "title_canon_sha256": "666837b582c9a2a2543a1e418ffcb27b778547a76522ed9438f69c93eacd393b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.06604",
    "kind": "arxiv",
    "version": 1
  }
}