Pith Number

pith:DN4CO2WP

pith:2013:DN4CO2WPOTF7FBYL4SH36NHTXV

not attested not anchored not stored refs pending

KIC11911480: the second ZZ Ceti in the $Kepler$ field

B. T. Gaensicke, D. Koester, D. M. Townsley, D. Steeghs, G. Ramsay, J.J. Hermes, S. Greiss, T. Barclay

arxiv:1312.4541 v1 · 2013-12-16 · 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{DN4CO2WPOTF7FBYL4SH36NHTXV}

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	2026-05-18T01:45:50.025293Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b78276acf74cbf2870be48fbf34f3bd49853153bba7a839c013a9f14653fb1d

Aliases

arxiv: 1312.4541 · arxiv_version: 1312.4541v1 · doi: 10.48550/arxiv.1312.4541 · pith_short_12: DN4CO2WPOTF7 · pith_short_16: DN4CO2WPOTF7FBYL · pith_short_8: DN4CO2WP

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/DN4CO2WPOTF7FBYL4SH36NHTXV \
  | 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: 1b78276acf74cbf2870be48fbf34f3bd49853153bba7a839c013a9f14653fb1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca8c037043fdccdf17005bd5878eb714de5ae02b9df5eee25da134cda9990343",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-12-16T21:00:05Z",
    "title_canon_sha256": "b941f666e2a71ab243dde2b174964ab5a747fc7847d4e15b54b701dfc633c336"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.4541",
    "kind": "arxiv",
    "version": 1
  }
}