Pith Number

pith:O5E3G2H2

pith:2013:O5E3G2H26R5FMXMGKRS7V55H2A

not attested not anchored not stored refs pending

Superflares on Solar-Type Stars Observed with Kepler II. Photometric Variability of Superflare-Generating Stars : A Signature of Stellar Rotation and Starspots

Daisaku Nogami, Hiroyuki Maehara, Kazunari Shibata, Satoshi Honda, Shota Notsu, Takako T. Ishii, Takashi Nagao, Takuya Shibayama, Yuta Notsu

arxiv:1304.7361 v2 · 2013-04-27 · 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{O5E3G2H26R5FMXMGKRS7V55H2A}

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	2026-05-18T03:19:34.676256Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7749b368faf47a565d865465faf7a7d02f322dd4324c6017ad17e1efc143a9d1

Aliases

arxiv: 1304.7361 · arxiv_version: 1304.7361v2 · doi: 10.48550/arxiv.1304.7361 · pith_short_12: O5E3G2H26R5F · pith_short_16: O5E3G2H26R5FMXMG · pith_short_8: O5E3G2H2

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/O5E3G2H26R5FMXMGKRS7V55H2A \
  | 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: 7749b368faf47a565d865465faf7a7d02f322dd4324c6017ad17e1efc143a9d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca8fc9fb890e1eb1cbf71b6e3ababeb9ebedb91becbed5aeb52c7ef619455a91",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-04-27T12:16:18Z",
    "title_canon_sha256": "b8cbe32f74874e9c412eb71f3865b0565fe6c143281adec8898ad70b0317c9b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.7361",
    "kind": "arxiv",
    "version": 2
  }
}