Pith Number

pith:66SGVQEE

pith:2023:66SGVQEEDVRJXQIAILX6EWEEVB

not attested not anchored not stored refs pending

A comprehensive optical search for pre-explosion outbursts from the quiescent progenitor of SN~2023ixf

Daniel E. Reichart, Daryl Janzen, David J. Sand, Emily Hoang, Griffin Hosseinzadeh, Jacob E. Jencson, Jeniveve Pearson, Jennifer E. Andrews, Joshua Haislip, K. Azalee Bostroem, Manisha Shrestha, Michael Lundquist, Nicolas E. Meza Retamal, Stefano Valenti, Vladimir Kouprianov, Yize Dong

arxiv:2307.02539 v1 · 2023-07-05 · 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{66SGVQEEDVRJXQIAILX6EWEEVB}

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.

Cited by

1 paper in Pith

SN 2023ixf: The Closest Supernova of the Decade

Receipt and verification

First computed	2026-07-05T06:28:21.269726Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7a46ac0841d629bc10042efe25884a876f7f8e9b492de051aded68bd30ed944

Aliases

arxiv: 2307.02539 · arxiv_version: 2307.02539v1 · doi: 10.48550/arxiv.2307.02539 · pith_short_12: 66SGVQEEDVRJ · pith_short_16: 66SGVQEEDVRJXQIA · pith_short_8: 66SGVQEE

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/66SGVQEEDVRJXQIAILX6EWEEVB \
  | 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: f7a46ac0841d629bc10042efe25884a876f7f8e9b492de051aded68bd30ed944

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09949c2f072e9809ae000ad938d017fb8ca9d08e435aa3618f11d5a143ff7fd8",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2023-07-05T18:00:02Z",
    "title_canon_sha256": "4a8822af8ed968dc6a5afaee5e7d4250af8da6f20b2b43a4c3bd6920baaf8d25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.02539",
    "kind": "arxiv",
    "version": 1
  }
}