Pith Number

pith:MFFONEZL

pith:2003:MFFONEZL2S3UEDAS3B5SDPCHFR

not attested not anchored not stored refs pending

Superhumps in the Rarely Outbursting SU UMa-Type Dwarf Nova, HO Delphini

D. Nogami (Kyoto U), H. Yamaoka (Kyushu U), M. Moilanen (Nyrola Observatory), T. Kato

arxiv:astro-ph/0307064 v1 · 2003-07-03 · 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{MFFONEZL2S3UEDAS3B5SDPCHFR}

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	2026-05-18T01:40:38.567951Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

614ae6932bd4b7420c12d87b21bc472c421f3eadc5fd057421b5168a79184e8e

Aliases

arxiv: astro-ph/0307064 · arxiv_version: astro-ph/0307064v1 · doi: 10.48550/arxiv.astro-ph/0307064 · pith_short_12: MFFONEZL2S3U · pith_short_16: MFFONEZL2S3UEDAS · pith_short_8: MFFONEZL

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/MFFONEZL2S3UEDAS3B5SDPCHFR \
  | 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: 614ae6932bd4b7420c12d87b21bc472c421f3eadc5fd057421b5168a79184e8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78a227432543d3c86b137cb69f8d3a9f161b7fe33860bf685f9d7b802e61b4d3",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-07-03T04:14:42Z",
    "title_canon_sha256": "277318aa558aff8cfb6ea87c5fe50def37a476ab3fb6e5708f9b252c47c63cf5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0307064",
    "kind": "arxiv",
    "version": 1
  }
}