Pith Number

pith:M7GWXLGB

pith:2011:M7GWXLGBYSU4KMGWVHPOUT5B27

not attested not anchored not stored refs pending

Stellar Evolution with Pulsation-Driven Mass Loss: The Case of LMC Cepheids

AIfA), Hilding Neilson (AIfA), Matteo Cantiello (KITP, Norbert Langer (AIfA)

arxiv:1109.4563 v1 · 2011-09-21 · 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{M7GWXLGBYSU4KMGWVHPOUT5B27}

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	2026-05-18T04:12:34.443679Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67cd6bacc1c4a9c530d6a9deea4fa1d7f7a191b6ba642eba180b28b38ac68ac8

Aliases

arxiv: 1109.4563 · arxiv_version: 1109.4563v1 · doi: 10.48550/arxiv.1109.4563 · pith_short_12: M7GWXLGBYSU4 · pith_short_16: M7GWXLGBYSU4KMGW · pith_short_8: M7GWXLGB

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/M7GWXLGBYSU4KMGWVHPOUT5B27 \
  | 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: 67cd6bacc1c4a9c530d6a9deea4fa1d7f7a191b6ba642eba180b28b38ac68ac8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5b1b1d56cdcf79e166518be2bf95665521817ff6906f295619349a4207626c0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-09-21T15:55:20Z",
    "title_canon_sha256": "ecc89501804c05ece24e35ad9d2d8061472b692032200d1be12ae571e0e9a6db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.4563",
    "kind": "arxiv",
    "version": 1
  }
}