Pith Number

pith:RO7MQ44J

pith:2022:RO7MQ44JPVGIS7JEEJKKTKXZME

not attested not anchored not stored refs pending

The Candidate Progenitor Companion Star of the Type Ib/c SN 2013ge

Alexei V. Filippenko, Armin Rest, Benjamin F. Williams, Dan Milisavljevic, Emmanouil Zapartas, Jennifer E. Andrews, Justin Pierel, Kathryn E. Weil, K. Azalee Bostroem, Lou Strolger, Maria Drout, Nathan Smith, Niharika Sravan, Ori D. Fox (STScI), Patrick L. Kelly, Qinan Wang, Schuyler D. Van Dyk, Sebastian Gomez, S. E. de Mink, Stuart Ryder

arxiv:2203.01357 v1 · 2022-03-02 · 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{RO7MQ44JPVGIS7JEEJKKTKXZME}

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	2026-07-05T04:16:01.990830Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8bbec873897d4c897d242254a9aaf961008605729b583edcfd178b6049e5672d

Aliases

arxiv: 2203.01357 · arxiv_version: 2203.01357v1 · doi: 10.48550/arxiv.2203.01357 · pith_short_12: RO7MQ44JPVGI · pith_short_16: RO7MQ44JPVGIS7JE · pith_short_8: RO7MQ44J

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/RO7MQ44JPVGIS7JEEJKKTKXZME \
  | 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: 8bbec873897d4c897d242254a9aaf961008605729b583edcfd178b6049e5672d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4494172daa0bd19af9f32d7218feb899485dfc8a2069963a000396bf3c32700",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2022-03-02T19:04:07Z",
    "title_canon_sha256": "6ef2e142442deac5a1813be82ca648aee7499e1e8c9e0149bb4a60178a480026"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.01357",
    "kind": "arxiv",
    "version": 1
  }
}