Pith Number

pith:RE3Q5WEU

pith:2023:RE3Q5WEUGLPW5UX3QZUU74EECQ

not attested not anchored not stored refs pending

The Early Light Curve of a Type Ia Supernova 2021hpr in NGC 3147: Progenitor Constraints with the Companion Interaction Model

Benjamin P. Thomas, Changsu Choi, Davron Mirzaqulov, Dohyeong Kim, Gregory S. H. Paek, Gu Lim, Haeun Kim, Hana Bae, Hyun-Il Sung, J. Craig Wheeler, Jeongmook Kim, Jinguk Seo, Joh-Na Yoon, Jozsef Vink\'o, Myungshin Im, Otabek Burhonov, Shuhrat Ehgamberdiev, Sophia Kim, Sung-Chul Yoon, Taewoo Kim, Wonseok Kang, Yonggi Kim

arxiv:2303.05051 v1 · 2023-03-09 · astro-ph.SR · astro-ph.GA · 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{RE3Q5WEUGLPW5UX3QZUU74EECQ}

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	2026-07-05T06:15:26.275919Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89370ed89432df6ed2fb86694ff0841420ce81246216010572b6489d1b2ef4ec

Aliases

arxiv: 2303.05051 · arxiv_version: 2303.05051v1 · doi: 10.48550/arxiv.2303.05051 · pith_short_12: RE3Q5WEUGLPW · pith_short_16: RE3Q5WEUGLPW5UX3 · pith_short_8: RE3Q5WEU

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/RE3Q5WEUGLPW5UX3QZUU74EECQ \
  | 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: 89370ed89432df6ed2fb86694ff0841420ce81246216010572b6489d1b2ef4ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fe816965faa433ac7a59c34ae3d06bf8b8dd4a45ad312f6a1fc994ddd98d061",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2023-03-09T05:55:26Z",
    "title_canon_sha256": "2f73dfdabce0a8dedd76a04efdfac18de718af732299b839714dc074ac84ab5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.05051",
    "kind": "arxiv",
    "version": 1
  }
}