Pith Number

pith:IGNYJLGA

pith:2011:IGNYJLGAZHRTM6XCPLLSMRNGE2

not attested not anchored not stored refs pending

Statistics of Stellar Variability from Kepler - I: Revisiting Quarter 1 with an Astrophysically Robust Systematics Correction

Amy McQuillan, Stephen Roberts, Suzanne Aigrain

arxiv:1111.5580 v2 · 2011-11-23 · 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{IGNYJLGAZHRTM6XCPLLSMRNGE2}

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	2026-05-18T03:09:23.083456Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

419b84acc0c9e3367ae27ad72645a626b8e7655c3c66965be1ad807401e4cfde

Aliases

arxiv: 1111.5580 · arxiv_version: 1111.5580v2 · doi: 10.48550/arxiv.1111.5580 · pith_short_12: IGNYJLGAZHRT · pith_short_16: IGNYJLGAZHRTM6XC · pith_short_8: IGNYJLGA

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/IGNYJLGAZHRTM6XCPLLSMRNGE2 \
  | 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: 419b84acc0c9e3367ae27ad72645a626b8e7655c3c66965be1ad807401e4cfde

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5fdafa9123d3165f2a7d7e7daccd805066d8ddb67efe5737d1cb5e61a3d21c16",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-11-23T18:37:54Z",
    "title_canon_sha256": "11fae9f4c321c01a7d3b2890b80f59fdcfa894a31b1f2d9b7b26833e8891e0f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.5580",
    "kind": "arxiv",
    "version": 2
  }
}