Pith Number

pith:5RDU54WL

pith:2023:5RDU54WLLHKMN5OMXZBIVCENK2

not attested not anchored not stored refs pending

Constraints on pre-SN outbursts from the progenitor of SN 2023ixf using the Large Binocular Telescope

C. S. Kochanek, J. M. M. Neustadt, M. Rizzo Smith

arxiv:2306.06162 v2 · 2023-06-09 · 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{5RDU54WLLHKMN5OMXZBIVCENK2}

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	2026-07-05T06:20:45.153381Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec474ef2cb59d4c6f5ccbe428a888d569354b0eed04063ad5f53c23ead5e135e

Aliases

arxiv: 2306.06162 · arxiv_version: 2306.06162v2 · doi: 10.48550/arxiv.2306.06162 · pith_short_12: 5RDU54WLLHKM · pith_short_16: 5RDU54WLLHKMN5OM · pith_short_8: 5RDU54WL

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/5RDU54WLLHKMN5OMXZBIVCENK2 \
  | 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: ec474ef2cb59d4c6f5ccbe428a888d569354b0eed04063ad5f53c23ead5e135e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77fe34efd4de4d9ba4d2c7a111b0d65dac8eca0d84e6a80f7d452125f2e14958",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2023-06-09T18:00:00Z",
    "title_canon_sha256": "4dd180ea79914087cf2e7e4ca262989fb9371d24c5500c11bd430be1f751c9ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.06162",
    "kind": "arxiv",
    "version": 2
  }
}