Pith Number

pith:IZ4SP36T

pith:2021:IZ4SP36TIND5BPFC4EMF5GUCP6

not attested not anchored not stored refs pending

An Early-Time Optical and Ultraviolet Excess in the type-Ic SN 2020oi

Adam J. Burgasser, Alexander Gagliano, Anthony L. Piro, Armin Rest, Brenna Mockler, C\'esar Rojas-Bravo, Charles D. Kilpatrick, Chih-Chun Hsu, Christa Gall, Christian Aganze, D. A. Coulter, D. O. Jones, Eugene A. Magnier, Gautham Narayan, Georgios Dimitriadis, Giacomo Terreran, Holland Stacey, Jens Hjorth, Jonathan J. Swift, Kaisey S. Mandel, Katie Auchettl, Kirsty Taggart, Luca Izzo, Maria R. Drout, Matthew R. Siebert, Michael Cullen Stroh, Patrick D. Aleo, R. Margutti, Roman Gerasimov, Ryan J. Foley, Samaporn Tinyanont (for the Young Supernova Experiment), Wynn Vincente Jacobson-Gal\'an, Yossef Zenati

arxiv:2105.09963 v2 · 2021-05-20 · astro-ph.HE · 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{IZ4SP36TIND5BPFC4EMF5GUCP6}

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	2026-07-05T03:49:11.206329Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

467927efd34347d0bca2e1185e9a827f9bbba680b1ca00b4a2e06355e500a324

Aliases

arxiv: 2105.09963 · arxiv_version: 2105.09963v2 · doi: 10.48550/arxiv.2105.09963 · pith_short_12: IZ4SP36TIND5 · pith_short_16: IZ4SP36TIND5BPFC · pith_short_8: IZ4SP36T

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/IZ4SP36TIND5BPFC4EMF5GUCP6 \
  | 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: 467927efd34347d0bca2e1185e9a827f9bbba680b1ca00b4a2e06355e500a324

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01e8b31f6609545e8daa1ae935c5678d8bb8918d2a841ce8fac2c581a1b30583",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-05-20T18:00:05Z",
    "title_canon_sha256": "ce9bc356431138d90b1fe6cda8b45a04d8168b3384d2cdaee30dfbe1b4f6b948"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.09963",
    "kind": "arxiv",
    "version": 2
  }
}