Pith Number

pith:OLSIAPEI

pith:2020:OLSIAPEIF72L3G4X2KGFZ4LQMI

not attested not anchored not stored refs pending

Rotation periods for cool stars in the open cluster Ruprecht 147 (NGC 6774): Implications for gyrochronology

David Gruner, Sydney A. Barnes

arxiv:2010.02298 v2 · 2020-10-05 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OLSIAPEIF72L3G4X2KGFZ4LQMI}

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

Hints of enhanced magnetic activity after the intermediate rotation period gap as traced by the chromospheric Ca ii infrared triplet

Receipt and verification

First computed	2026-07-05T01:54:17.745810Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72e4803c882ff4bd9b97d28c5cf170620518815630eaf7bb21e6035a160f248b

Aliases

arxiv: 2010.02298 · arxiv_version: 2010.02298v2 · doi: 10.48550/arxiv.2010.02298 · pith_short_12: OLSIAPEIF72L · pith_short_16: OLSIAPEIF72L3G4X · pith_short_8: OLSIAPEI

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/OLSIAPEIF72L3G4X2KGFZ4LQMI \
  | 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: 72e4803c882ff4bd9b97d28c5cf170620518815630eaf7bb21e6035a160f248b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0d1f9d40d94cec0d682618cdd194b9892ffe7389f100a318f1f04236465bc9f",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-10-05T19:33:25Z",
    "title_canon_sha256": "cfa114a08a42b07d898dcbf24695d1637735bd95dd50ae8978f882475204b176"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.02298",
    "kind": "arxiv",
    "version": 2
  }
}