Pith Number

pith:BMZYXX3A

pith:2025:BMZYXX3AV2CAUD54B6YM4N3WQM

not attested not anchored not stored refs pending

Inhomogeneous stellar mixing in the final hours before the Cassiopeia A supernova

Hideyuki Umeda, Hiroyuki Uchida, John P. Hughes, Kai Matsunaga, Koh Takahashi, Ko Nakamura, Paul P. Plucinsky, Ryo Sawada, Satoru Katsuda, Takashi Yoshida, Tomoya Takiwaki, Toshiki Sato, Yui Kuboike

arxiv:2507.07563 v1 · 2025-07-10 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BMZYXX3AV2CAUD54B6YM4N3WQM}

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

Potassium abundances in extremely metal poor stars: Implications for nucleosynthesis in the final stages of massive star evolution

Receipt and verification

First computed	2026-07-05T11:35:00.922440Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b338bdf60ae840a0fbc0fb0ce37768337b2031ee98b11d8c0894a25ce554301

Aliases

arxiv: 2507.07563 · arxiv_version: 2507.07563v1 · doi: 10.48550/arxiv.2507.07563 · pith_short_12: BMZYXX3AV2CA · pith_short_16: BMZYXX3AV2CAUD54 · pith_short_8: BMZYXX3A

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/BMZYXX3AV2CAUD54B6YM4N3WQM \
  | 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: 0b338bdf60ae840a0fbc0fb0ce37768337b2031ee98b11d8c0894a25ce554301

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "262d080abbd4313fc42e41ff272e0267688cf40e50751ad9999f6da6874615b0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2025-07-10T09:06:13Z",
    "title_canon_sha256": "f5ad5143f17a545770888ea34f9065c97bbe653cf08656be8211c73304021650"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.07563",
    "kind": "arxiv",
    "version": 1
  }
}