Pith Number

pith:XVBWMYPQ

pith:1997:XVBWMYPQ37RDOZ2GNIGI3GPXDI

not attested not anchored not stored refs pending

Equation of state and helioseismic inversions

Aarhus Universitet, Danmarks Grundforskningsfond, Denmark), Institute for Fysik og Astronomi, J. Christensen-Dalsgaard (Teoretisk Astrofysik Center, Sarbani Basu

arxiv:astro-ph/9702162 v1 · 1997-02-19 · 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{XVBWMYPQ37RDOZ2GNIGI3GPXDI}

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.

Cited by

1 paper in Pith

Linearity of Structure Kernels in Main-sequence and Subgiant Solar-like Oscillators

Receipt and verification

First computed	2026-07-04T14:58:14.452594Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd436661f0dfe23767466a0c8d99f71a3e44025f6257e2a267a5b5468fd43431

Aliases

arxiv: astro-ph/9702162 · arxiv_version: astro-ph/9702162v1 · doi: 10.48550/arxiv.astro-ph/9702162 · pith_short_12: XVBWMYPQ37RD · pith_short_16: XVBWMYPQ37RDOZ2G · pith_short_8: XVBWMYPQ

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/XVBWMYPQ37RDOZ2GNIGI3GPXDI \
  | 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: bd436661f0dfe23767466a0c8d99f71a3e44025f6257e2a267a5b5468fd43431

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1875dbdaa486b518ba210262f7f87a095f5c752c7421b51482d4ca59a4fccd02",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-02-19T09:30:56Z",
    "title_canon_sha256": "ba2078a33ee7b1e26715901e365d2853cc2e810e4c581e3fa118637c3b7899c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9702162",
    "kind": "arxiv",
    "version": 1
  }
}