Pith Number

pith:CVTNAM3P

pith:2023:CVTNAM3PPMLSKYN5TYQFADGXH2

not attested not anchored not stored refs pending

Possible detection of the progenitor of the Type II supernova SN2023ixf

Joanne L. Pledger, Michael M. Shara

arxiv:2305.14447 v2 · 2023-05-23 · astro-ph.SR · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CVTNAM3PPMLSKYN5TYQFADGXH2}

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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	2026-07-05T06:22:05.321256Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1566d0336f7b172561bd9e20500cd73e887e9af3129963071cbf0cc2aa588828

Aliases

arxiv: 2305.14447 · arxiv_version: 2305.14447v2 · doi: 10.48550/arxiv.2305.14447 · pith_short_12: CVTNAM3PPMLS · pith_short_16: CVTNAM3PPMLSKYN5 · pith_short_8: CVTNAM3P

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/CVTNAM3PPMLSKYN5TYQFADGXH2 \
  | 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: 1566d0336f7b172561bd9e20500cd73e887e9af3129963071cbf0cc2aa588828

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0305fcfcffb2e6de6c6b0e8c81e705306f2c52dbedf5b09d131d9848e75d502b",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2023-05-23T18:11:14Z",
    "title_canon_sha256": "241b532ed2cf5c8590bcc59cfc46ac4360f31ad4d37a7c153a54fa88fb4c01f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.14447",
    "kind": "arxiv",
    "version": 2
  }
}