Pith Number

pith:EJFN3UFB

pith:2022:EJFN3UFBHCG4ZPC5TJGC6POGE5

not attested not anchored not stored refs pending

A Multi-Wavelength View on the Rapidly-Evolving Supernova 2018ivc: An Analog of SN IIb 1993J but Powered Primarily by Circumstellar Interaction

Andrea Reguitti, Daichi Hiramatsu, Daniel Patnaude, David Pooley, Esha Kundu, Gaston Folatelli, Giuliano Pignata, Hanindyo Kuncarayakti, K. Azalee Bostroem, Keiichi Maeda, Melina C. Bersten, Osmar Rodriguez, Poonam Chandra, Shiu-Hang Lee, Stuart Ryder, Takashi J. Moriya, Tomoki Matsuoka, Tomonari Michiyama

arxiv:2211.04808 v1 · 2022-11-09 · 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{EJFN3UFBHCG4ZPC5TJGC6POGE5}

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	2026-07-05T05:30:17.737405Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

224addd0a1388dccbc5d9a4c2f3dc6277e53e7c837c6ccac67f83873d8478cbf

Aliases

arxiv: 2211.04808 · arxiv_version: 2211.04808v1 · doi: 10.48550/arxiv.2211.04808 · pith_short_12: EJFN3UFBHCG4 · pith_short_16: EJFN3UFBHCG4ZPC5 · pith_short_8: EJFN3UFB

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/EJFN3UFBHCG4ZPC5TJGC6POGE5 \
  | 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: 224addd0a1388dccbc5d9a4c2f3dc6277e53e7c837c6ccac67f83873d8478cbf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ffde3eb89b793ce2d713911fd6a216432579e81d4df33cf8aa3a4593224a1d9",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2022-11-09T11:12:46Z",
    "title_canon_sha256": "507a152fa134a49beecaa94e4c29ab3c6d68ae30b19d071ab9022de18eec3c33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.04808",
    "kind": "arxiv",
    "version": 1
  }
}