Pith Number

pith:FZVAMSYP

pith:2009:FZVAMSYP3TX5YEESVAQBAMK5MW

not attested not anchored not stored refs pending

Study of sdO models. Pulsation Analysis

A. Moya, A. Ulla, C. Rodr\'iguez-L\'opez, J. MacDonald, R. Garrido, R. Oreiro

arxiv:0909.3778 v1 · 2009-09-21 · 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{FZVAMSYP3TX5YEESVAQBAMK5MW}

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	2026-05-18T02:11:45.802326Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e6a064b0fdcefdc1092a82010315d65adc31fdf3db1b56c58c06cfb0a24eb34

Aliases

arxiv: 0909.3778 · arxiv_version: 0909.3778v1 · doi: 10.48550/arxiv.0909.3778 · pith_short_12: FZVAMSYP3TX5 · pith_short_16: FZVAMSYP3TX5YEES · pith_short_8: FZVAMSYP

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/FZVAMSYP3TX5YEESVAQBAMK5MW \
  | 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: 2e6a064b0fdcefdc1092a82010315d65adc31fdf3db1b56c58c06cfb0a24eb34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07b31f13302a001512af67dc0c31d68cc6775e61af0cc0e03a3ea4a43d46e69e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-09-21T14:04:17Z",
    "title_canon_sha256": "429bb4cd452bd3ccb167ed7b8ed567e0f0877d8a927b76811728ff4fff4b1e20"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.3778",
    "kind": "arxiv",
    "version": 1
  }
}