Pith Number

pith:C2W7QFRP

pith:2016:C2W7QFRP73OSDHNZ5OZNJHHP3Y

not attested not anchored not stored refs pending

Variable stars with the Kepler space telescope

Emese Plachy, L\'aszl\'o Moln\'ar, R\'obert Szab\'o

arxiv:1610.02004 v2 · 2016-10-06 · astro-ph.SR · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C2W7QFRP73OSDHNZ5OZNJHHP3Y}

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	2026-05-18T01:02:58.582867Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16adf8162ffedd219db9ebb2d49cefde0f85921e8cc147e1861c4a29bf30d0ab

Aliases

arxiv: 1610.02004 · arxiv_version: 1610.02004v2 · doi: 10.48550/arxiv.1610.02004 · pith_short_12: C2W7QFRP73OS · pith_short_16: C2W7QFRP73OSDHNZ · pith_short_8: C2W7QFRP

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/C2W7QFRP73OSDHNZ5OZNJHHP3Y \
  | 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: 16adf8162ffedd219db9ebb2d49cefde0f85921e8cc147e1861c4a29bf30d0ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66476e2f98d6794ad3dcc2226e12867b5d00e4de0f764107abbe5319cbd60be6",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-10-06T19:23:55Z",
    "title_canon_sha256": "516052a245368e335f538c7418210ac21385aa4f0e5d9229d15c0a99650b77aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.02004",
    "kind": "arxiv",
    "version": 2
  }
}