Pith Number

pith:IFWJ4752

pith:2008:IFWJ4752LHZPQL5R7RGYKDBSNP

not attested not anchored not stored refs pending

On the Enhancement of Mass Loss in Cepheids Due to Radial Pulsation

Hilding R. Neilson (University of Toronto), John B. Lester (University of Toronto Mississauga)

arxiv:0803.4198 v1 · 2008-03-28 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IFWJ4752LHZPQL5R7RGYKDBSNP}

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.

Cited by

1 paper in Pith

Cepheids with giant companions III. Evolutionary modeling of nine binary double Cepheids from the Milky Way and Magellanic Clouds

Receipt and verification

First computed	2026-07-04T17:10:00.864496Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

416c9e7fba59f2f82fb1fc4d850c326bd5fe9de810aaa61ef0105bb2f41ff233

Aliases

arxiv: 0803.4198 · arxiv_version: 0803.4198v1 · doi: 10.48550/arxiv.0803.4198 · pith_short_12: IFWJ4752LHZP · pith_short_16: IFWJ4752LHZPQL5R · pith_short_8: IFWJ4752

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/IFWJ4752LHZPQL5R7RGYKDBSNP \
  | 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: 416c9e7fba59f2f82fb1fc4d850c326bd5fe9de810aaa61ef0105bb2f41ff233

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa658158363c73af4b5832ca457b7d47544cb5fcf771d8848598a945fd5106d1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-03-28T20:04:27Z",
    "title_canon_sha256": "d64d499e8bc01951c12043fa66b64de33ee9afa059672575ef230b9e5286c8df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0803.4198",
    "kind": "arxiv",
    "version": 1
  }
}