Pith Number

pith:6MMSZYBE

pith:2000:6MMSZYBECTBKMHIQT4TNZBYX4N

not attested not anchored not stored refs pending

An Exploration of the Paradigm for the 2-3 Hour Period Gap in Cataclysmic Variables

Lorne A. Nelson, & Saul Rappaport, Steve B. Howell

arxiv:astro-ph/0005435 v2 · 2000-05-22 · 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{6MMSZYBECTBKMHIQT4TNZBYX4N}

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	2026-05-18T04:23:01.474871Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f3192ce02414c2a61d109f26dc8717e376bf8a8c4f730d7f41d5377ec7ec450f

Aliases

arxiv: astro-ph/0005435 · arxiv_version: astro-ph/0005435v2 · doi: 10.48550/arxiv.astro-ph/0005435 · pith_short_12: 6MMSZYBECTBK · pith_short_16: 6MMSZYBECTBKMHIQ · pith_short_8: 6MMSZYBE

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/6MMSZYBECTBKMHIQT4TNZBYX4N \
  | 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: f3192ce02414c2a61d109f26dc8717e376bf8a8c4f730d7f41d5377ec7ec450f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54e9e780e5f00ccdfb7429d1a1194fa47c04493e63fd85e9670a6e6365a313fd",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-05-22T16:29:21Z",
    "title_canon_sha256": "a1892ca90c14c0401285e89f972a6911da7c0c2988558dffa3bde4bce8ea9450"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0005435",
    "kind": "arxiv",
    "version": 2
  }
}