Pith Number

pith:3Q23S6QR

pith:1998:3Q23S6QRR47PEWJXBSSEF4TIRC

not attested not anchored not stored refs pending

A Numerical Study of Normal Modes of Rotating Neutron Star Models by the Cowling Approximation

S. Yoshida, Y. Eriguchi (University of Tokyo)

arxiv:astro-ph/9807254 v3 · 1998-07-24 · astro-ph · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3Q23S6QRR47PEWJXBSSEF4TIRC}

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	2026-07-04T16:06:52.576010Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc35b97a118f3ef259370ca442f26888a82300012680ff00c262cd5d31201011

Aliases

arxiv: astro-ph/9807254 · arxiv_version: astro-ph/9807254v3 · doi: 10.48550/arxiv.astro-ph/9807254 · pith_short_12: 3Q23S6QRR47P · pith_short_16: 3Q23S6QRR47PEWJX · pith_short_8: 3Q23S6QR

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/3Q23S6QRR47PEWJXBSSEF4TIRC \
  | 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: dc35b97a118f3ef259370ca442f26888a82300012680ff00c262cd5d31201011

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aae623aa90e8f3a86b957da548425e0efe73f7f7501cc83d226a200af35dda5e",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-07-24T13:02:56Z",
    "title_canon_sha256": "6db43fd0defc58034d0aab6436c9910dd42e0e6399942f3992c2f22e0952aab2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9807254",
    "kind": "arxiv",
    "version": 3
  }
}