Pith Number

pith:3K7LRBR4

pith:2019:3K7LRBR4UAJJ2SZRXTH3VVP775

not attested not anchored not stored refs pending

Testing stellar opacities using asteroseismology

Alosha Pamyatnykh, Jadwiga Daszynska-Daszkiewicz, Przemyslaw Walczak, Wojciech Szewczuk

arxiv:1912.00409 v1 · 2019-12-01 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3K7LRBR4UAJJ2SZRXTH3VVP775}

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

Convective shells in the interior of Cepheid variable stars: overshooting models based on hydrodynamic simulations

Receipt and verification

First computed	2026-07-05T00:23:13.067879Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dabeb8863ca0129d4b31bccfbad5ffff5fe5c74920e27d33b274e718533a35c0

Aliases

arxiv: 1912.00409 · arxiv_version: 1912.00409v1 · doi: 10.48550/arxiv.1912.00409 · pith_short_12: 3K7LRBR4UAJJ · pith_short_16: 3K7LRBR4UAJJ2SZR · pith_short_8: 3K7LRBR4

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/3K7LRBR4UAJJ2SZRXTH3VVP775 \
  | 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: dabeb8863ca0129d4b31bccfbad5ffff5fe5c74920e27d33b274e718533a35c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62566f72639af6d413efca87fcff60843080242bb1a0fcd27c32709a51a1441e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-12-01T13:43:05Z",
    "title_canon_sha256": "2b5fc7e8ed02de3423a8c38173914e5309e9a8a103a8cfb15934fc1e4836d176"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.00409",
    "kind": "arxiv",
    "version": 1
  }
}