Pith Number

pith:4KHENSWM

pith:2016:4KHENSWMAMWNCWVTSJSJIIGJLW

not attested not anchored not stored refs pending

Massive-Star Mergers and the Recent Transient in NGC4490: A More Massive Cousin of V838 Mon and V1309 Sco

Alexei V. Filippenko, Daniel A. Perley, Elena Sabbi, Howard E. Bond, Jacob Jencson, Jennifer E. Andrews, John Bally, Jon C. Mauerhan, Kelsey I. Clubb, Leonardo Ubeda, Mansi M. Kasliwal, Melissa L. Graham, Nathan Smith, Schuyler D. Van Dyk

arxiv:1602.05203 v1 · 2016-02-16 · astro-ph.SR · astro-ph.GA · 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{4KHENSWMAMWNCWVTSJSJIIGJLW}

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

Red novae, their progenitors, and remnants

Receipt and verification

First computed	2026-05-18T01:20:07.869888Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e28e46cacc032cd15ab392649420c95d938bd663a02ad9a6f59835158998b8f2

Aliases

arxiv: 1602.05203 · arxiv_version: 1602.05203v1 · doi: 10.48550/arxiv.1602.05203 · pith_short_12: 4KHENSWMAMWN · pith_short_16: 4KHENSWMAMWNCWVT · pith_short_8: 4KHENSWM

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/4KHENSWMAMWNCWVTSJSJIIGJLW \
  | 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: e28e46cacc032cd15ab392649420c95d938bd663a02ad9a6f59835158998b8f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98e4f99cb6fc6e2778de1527504b3f2b7f2e1ea3a5f3eb1201d46682f746efb1",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-02-16T21:01:41Z",
    "title_canon_sha256": "288d7081f2cc38cc3c14e2ec081619b8b4328c63873b914492a5177702c45589"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.05203",
    "kind": "arxiv",
    "version": 1
  }
}