Pith Number

pith:UJBYBORK

pith:2004:UJBYBORKILVNNMF4Z6UJSVTEV2

not attested not anchored not stored refs pending

Mass and Spin of GRS 1915+105 Based on a Resonance Model of QPOs

Shoji Kato

arxiv:astro-ph/0407251 v2 · 2004-07-13 · 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{UJBYBORKILVNNMF4Z6UJSVTEV2}

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	2026-05-18T01:40:36.906338Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a24380ba2a42ead6b0bccfa8995664ae96f27101e5f3dc39194763304eb8294b

Aliases

arxiv: astro-ph/0407251 · arxiv_version: astro-ph/0407251v2 · doi: 10.48550/arxiv.astro-ph/0407251 · pith_short_12: UJBYBORKILVN · pith_short_16: UJBYBORKILVNNMF4 · pith_short_8: UJBYBORK

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/UJBYBORKILVNNMF4Z6UJSVTEV2 \
  | 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: a24380ba2a42ead6b0bccfa8995664ae96f27101e5f3dc39194763304eb8294b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3775b61133b5affe3793e1f9a3b23698ffe6340e6eab133bb794ce402362960",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-07-13T06:12:07Z",
    "title_canon_sha256": "a890be5a2264909a418a90cd0b7a85ef38314537df472add25bdbe0163acdac0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0407251",
    "kind": "arxiv",
    "version": 2
  }
}