Pith Number

pith:7YRJVHQY

pith:2014:7YRJVHQYRIN4L4IHNIYP4KIF3W

not attested not anchored not stored refs pending

Understanding the dynamical structure of pulsating stars. HARPS spectroscopy of the delta Scuti stars rho Pup and DX Cet

E. Poretti, G. Guiglion, M. Rainer, M. Scardia, N. Nardetto, P. Mathias, V.S. Schmid

arxiv:1401.2089 v1 · 2014-01-09 · 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{7YRJVHQYRIN4L4IHNIYP4KIF3W}

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	2026-05-18T01:45:27.023879Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe229a9e188a1bc5f1076a30fe2905ddbf7e497e93b56d217ea7319213dc5a3c

Aliases

arxiv: 1401.2089 · arxiv_version: 1401.2089v1 · doi: 10.48550/arxiv.1401.2089 · pith_short_12: 7YRJVHQYRIN4 · pith_short_16: 7YRJVHQYRIN4L4IH · pith_short_8: 7YRJVHQY

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/7YRJVHQYRIN4L4IHNIYP4KIF3W \
  | 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: fe229a9e188a1bc5f1076a30fe2905ddbf7e497e93b56d217ea7319213dc5a3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "537945b914a53cb99a4cdef31bfd2fbfe54eea7f842f0c894eb7a92861afb457",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-01-09T17:29:59Z",
    "title_canon_sha256": "c22e2ac8508b2135f93984d1fb015c3c948770622d4dd740db00816f7915ff77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.2089",
    "kind": "arxiv",
    "version": 1
  }
}