Pith Number

pith:W44B773L

pith:2018:W44B773L32YB4ZT3PZ2P4OAVCG

not attested not anchored not stored refs pending

Chromospheric activity catalogue of 4454 cool stars. Questioning the active branch of stellar activity cycles

A. P. Yadav, A. Reiners, C. J. Marvin, J. Warnecke, P. Petit, R. Cameron, S. Boro Saikia, S. C. Marsden, S. V. Jeffers

arxiv:1803.11123 v1 · 2018-03-29 · 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{W44B773L32YB4ZT3PZ2P4OAVCG}

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

2 papers in Pith

Exploring Activity Across the Stellar Main Sequence with the Sun as a Benchmark

Gaia Exoplanet Orbits, Demographics, and Evolution Survey (GEODES): Characteristics of Three Long-Period Companions Accelerating their Host Stars

Receipt and verification

First computed	2026-05-18T00:06:25.025615Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7381fff6bdeb01e667b7e74fe381511bb36f76e41bfc1b3e59cf313bc152f7a

Aliases

arxiv: 1803.11123 · arxiv_version: 1803.11123v1 · doi: 10.48550/arxiv.1803.11123 · pith_short_12: W44B773L32YB · pith_short_16: W44B773L32YB4ZT3 · pith_short_8: W44B773L

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/W44B773L32YB4ZT3PZ2P4OAVCG \
  | 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: b7381fff6bdeb01e667b7e74fe381511bb36f76e41bfc1b3e59cf313bc152f7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb1d7ad9e8445daeb6e8cd0d40d8c8edd05dc09f807a05e4656a57e8117e8e53",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-03-29T15:42:17Z",
    "title_canon_sha256": "15ebb1d202b58f1bd777b613fb5b8b0030e2a741295984655bc0b20ac0da77e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.11123",
    "kind": "arxiv",
    "version": 1
  }
}