Pith Number

pith:CGKPRKDR

pith:2014:CGKPRKDRZAE47KC5WTXVGNADLF

not attested not anchored not stored refs pending

On the effect of rotation on populations of classical Cepheids I. Predictions at solar metallicity

C. Georgy, G. Meynet, L. Eyer, N. Mowlavi, R. I. Anderson, S. Ekstr\"om

arxiv:1403.0809 v1 · 2014-03-04 · astro-ph.SR · astro-ph.CO · 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{CGKPRKDRZAE47KC5WTXVGNADLF}

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	2026-05-18T02:50:02.463794Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1194f8a871c809cfa85db4ef533403595fff8487eac810a6d19c0ef108e8dfc6

Aliases

arxiv: 1403.0809 · arxiv_version: 1403.0809v1 · doi: 10.48550/arxiv.1403.0809 · pith_short_12: CGKPRKDRZAE4 · pith_short_16: CGKPRKDRZAE47KC5 · pith_short_8: CGKPRKDR

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/CGKPRKDRZAE47KC5WTXVGNADLF \
  | 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: 1194f8a871c809cfa85db4ef533403595fff8487eac810a6d19c0ef108e8dfc6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de3e64efbf6a8c70e9fbe11e3845e6b028bd7dbfa64ec6dbbe8965c648569b10",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-03-04T15:16:19Z",
    "title_canon_sha256": "995af08b16a9ea1c0541e2013b28e553743da085d7a76d0c46204c15ec9c1379"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.0809",
    "kind": "arxiv",
    "version": 1
  }
}