Pith Number

pith:U6S4BN2R

pith:1998:U6S4BN2RMVDGILRO7VAIIH5ZFL

not attested not anchored not stored refs pending

Evolution of 3-9 Mo Stars for Z=0.001 - 0.03 and Metallicity Effects on Type Ia Supernovae

(2) Kyushu University, (3)National Astronomical Observatory), Hideyuki Umeda (1), Hitoshi Yamaoka (2), Ken'ichi Nomoto (1), Shinya Wanajo (3) ((1) Research Center for the Early Universe, University of Tokyo

arxiv:astro-ph/9806336 v2 · 1998-06-25 · 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{U6S4BN2RMVDGILRO7VAIIH5ZFL}

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

Dark-matter-induced transients over cosmic time: The role of star formation history profiles

Receipt and verification

First computed	2026-07-04T16:06:48.151215Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7a5c0b7516546642e2efd40841fb92ae97e8b8d943b3f58d9cdd8cfc9aee879

Aliases

arxiv: astro-ph/9806336 · arxiv_version: astro-ph/9806336v2 · doi: 10.48550/arxiv.astro-ph/9806336 · pith_short_12: U6S4BN2RMVDG · pith_short_16: U6S4BN2RMVDGILRO · pith_short_8: U6S4BN2R

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/U6S4BN2RMVDGILRO7VAIIH5ZFL \
  | 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: a7a5c0b7516546642e2efd40841fb92ae97e8b8d943b3f58d9cdd8cfc9aee879

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7ec5366b09f11ec71b258b627d63038a9c28a314c4b897fb7744d30b61db7e1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-06-25T11:40:22Z",
    "title_canon_sha256": "9da4fe9aff8045f21d520a622702b76c88e0f10a4f0ba1d595867c2cfbb24773"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9806336",
    "kind": "arxiv",
    "version": 2
  }
}