Pith Number

pith:V25NDC35

pith:2009:V25NDC354MMY2IBEJ4RYDTKTPI

not attested not anchored not stored refs pending

Dwarf nova oscillations and quasi-periodic oscillations in cataclysmic variables - VII. OY Carinae and oscillations in dwarf novae in quiescence

Brian Warner (Univ. of Cape Town, Patrick A. Woudt (Univ. of Cape Town), Southampton Univ.)

arxiv:0908.1679 v2 · 2009-08-12 · 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{V25NDC354MMY2IBEJ4RYDTKTPI}

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	2026-05-18T02:12:35.083652Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aebad18b7de3198d20244f2381cd537a04d29a4f4f6c82e50f9fef8ac60319ef

Aliases

arxiv: 0908.1679 · arxiv_version: 0908.1679v2 · doi: 10.48550/arxiv.0908.1679 · pith_short_12: V25NDC354MMY · pith_short_16: V25NDC354MMY2IBE · pith_short_8: V25NDC35

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/V25NDC354MMY2IBEJ4RYDTKTPI \
  | 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: aebad18b7de3198d20244f2381cd537a04d29a4f4f6c82e50f9fef8ac60319ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79eb296d77359d7ef688a9dcc88edb178436e537b5967452c17476718cc087a5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-08-12T11:11:45Z",
    "title_canon_sha256": "2bd45456d7e5909bd17dcb585592479692d126d58f83223f24ca8de15b158ee0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.1679",
    "kind": "arxiv",
    "version": 2
  }
}