Pith Number

pith:NCAH2QF4

pith:2023:NCAH2QF4KY7UXEJICIDK3YU7WM

not attested not anchored not stored refs pending

Seven Classes of Rotational Variables From a Study of 50,000 Spotted Stars with ASAS-SN, Gaia, and APOGEE

Anya Phillips, Collin T. Christy, C.S. Kochanek, D.M. Rowan, Lyra Cao, Marc Pinsonneault, Tharindu Jayasinghe

arxiv:2305.09715 v1 · 2023-05-16 · astro-ph.SR · astro-ph.EP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NCAH2QF4KY7UXEJICIDK3YU7WM}

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.

Cited by

1 paper in Pith

Astronomical Cardiology II: A Search For Heartbeat Stars Using APOGEE and TESS

Receipt and verification

First computed	2026-07-05T06:10:53.164282Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68807d40bc563f4b91281206ade29fb30c8d77f7cd25845d508102f83d219c92

Aliases

arxiv: 2305.09715 · arxiv_version: 2305.09715v1 · doi: 10.48550/arxiv.2305.09715 · pith_short_12: NCAH2QF4KY7U · pith_short_16: NCAH2QF4KY7UXEJI · pith_short_8: NCAH2QF4

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/NCAH2QF4KY7UXEJICIDK3YU7WM \
  | 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: 68807d40bc563f4b91281206ade29fb30c8d77f7cd25845d508102f83d219c92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87f59531e00f06570555f89ba8a383b65a95d0e58b5827ed8753feb957a67713",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2023-05-16T18:00:01Z",
    "title_canon_sha256": "0f69db41afeb4f862ea3b84ca677635287cbefa807a15182b8b437997eca90a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.09715",
    "kind": "arxiv",
    "version": 1
  }
}