Pith Number

pith:NRIGRY5G

pith:2002:NRIGRY5G7EAMSDN53TIFBWP5BO

not attested not anchored not stored refs pending

The Dwarf Novae of Shortest Period

J. Kemp, J. O. Patterson, J. R. Thorstensen, S. Vennes

arxiv:astro-ph/0206426 v1 · 2002-06-25 · 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{NRIGRY5G7EAMSDN53TIFBWP5BO}

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	2026-07-04T16:30:16.636634Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c5068e3a6f900c90dbddcd050d9fd0bb808c609d0eb930fff517be7b1216b43

Aliases

arxiv: astro-ph/0206426 · arxiv_version: astro-ph/0206426v1 · doi: 10.48550/arxiv.astro-ph/0206426 · pith_short_12: NRIGRY5G7EAM · pith_short_16: NRIGRY5G7EAMSDN5 · pith_short_8: NRIGRY5G

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/NRIGRY5G7EAMSDN53TIFBWP5BO \
  | 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: 6c5068e3a6f900c90dbddcd050d9fd0bb808c609d0eb930fff517be7b1216b43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ec46507700c5e04506d998386c6946c3d706c3abb594386ec7f33c4cc1893b4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-06-25T00:50:36Z",
    "title_canon_sha256": "0540717e8a82a72fa79985e5a28f2ebbb09001a72807999686d159e964293796"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0206426",
    "kind": "arxiv",
    "version": 1
  }
}