Pith Number

pith:S5MZQFD7

pith:2013:S5MZQFD77KHPESOBQZ4QLEHQZD

not attested not anchored not stored refs pending

Understanding the dynamical structure of pulsating stars: The center-of-mass velocity and the Baade-Wesselink projection factor of the beta-Cephei star alpha-Lupi

A. Fokin, D. Graczyk, D. Mourard, E. Chapellier, G. Pietrzynski, N. Nardetto, P. Mathias, W. Gieren

arxiv:1305.7366 v1 · 2013-05-31 · 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{S5MZQFD77KHPESOBQZ4QLEHQZD}

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	2026-05-18T03:22:07.079952Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

975998147ffa8ef249c186790590f0c8f5c79446677735bd016eb2fa4af1d81d

Aliases

arxiv: 1305.7366 · arxiv_version: 1305.7366v1 · doi: 10.48550/arxiv.1305.7366 · pith_short_12: S5MZQFD77KHP · pith_short_16: S5MZQFD77KHPESOB · pith_short_8: S5MZQFD7

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/S5MZQFD77KHPESOBQZ4QLEHQZD \
  | 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: 975998147ffa8ef249c186790590f0c8f5c79446677735bd016eb2fa4af1d81d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a899bfb8d3770830097b8d3314736e5cf77f03b3604b2e227c0363760d827d8e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-05-31T11:48:29Z",
    "title_canon_sha256": "47a9c78880c133e3c02d4b77eec51d148eff6a018dfc5532e04e0c58ec49d935"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.7366",
    "kind": "arxiv",
    "version": 1
  }
}