Pith Number

pith:IDZK7Z6S

pith:2022:IDZK7Z6S7UCD7SJAQUHHDLXBXO

not attested not anchored not stored refs pending

A radio-detected Type Ia supernova with helium-rich circumstellar material

Avishay Gal-Yam, Chelsea Harris, Christoffer Fremling, Conor Omand, Daniel A. Perley, Daniel Stern, Eric C. Bellm, Erik C. Kool, Estelle Robert, Frank Masci, Igor Andreoni, Javier Mold\'on, Jeremy Lezmy, Jesper Sollerman, Joel Johansson, Joshua S. Bloom, Josiah Purdum, Kate Maguire, Kishalay De, Laura Chomiuk, Mansi M. Kasliwal, Mathew Smith, Matthew Graham, Michael Medford, Miguel P\'erez-Torres, Nora Linn Strotjohann, Peter Lundqvist, Reed Riddle, Seppo Mattila, Sheng Yang, Steven L. Groom, Steve Schulze, Stuart D. Ryder, Sungmin Park, Takashi J. Moriya, Tom M. Reynolds, Yashvi Sharma

arxiv:2210.07725 v2 · 2022-10-14 · 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{IDZK7Z6S7UCD7SJAQUHHDLXBXO}

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	2026-07-05T06:11:01.849877Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40f2afe7d2fd043fc920850e71aee1bb94f82c0558e9ce9e45e64e88d8e87f24

Aliases

arxiv: 2210.07725 · arxiv_version: 2210.07725v2 · doi: 10.48550/arxiv.2210.07725 · pith_short_12: IDZK7Z6S7UCD · pith_short_16: IDZK7Z6S7UCD7SJA · pith_short_8: IDZK7Z6S

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/IDZK7Z6S7UCD7SJAQUHHDLXBXO \
  | 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: 40f2afe7d2fd043fc920850e71aee1bb94f82c0558e9ce9e45e64e88d8e87f24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8eab4975e2f90de208446e7fe467901102d76f156f2db410b7818d8f881b6af2",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2022-10-14T11:44:11Z",
    "title_canon_sha256": "8df0481773095f7c45bbd6f603c652ea5517eaaeefe004b4ff351226006da34d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.07725",
    "kind": "arxiv",
    "version": 2
  }
}