Pith Number

pith:P3NTPWJK

pith:2014:P3NTPWJK33OCEM3XM6YMVVLBCZ

not attested not anchored not stored refs pending

The Supernova Progenitor Mass Distributions of M31 and M33: Further Evidence for an Upper Mass Limit

Andrew E. Dolphin, Benjamin F. Williams, Daniel R. Weisz, Jeremiah W. Murphy, Julianne J. Dalcanton, Karoline M. Gilbert, Morgan Fouesneau, Zachary G. Jennings

arxiv:1410.0018 v1 · 2014-09-30 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P3NTPWJK33OCEM3XM6YMVVLBCZ}

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	2026-05-18T01:41:53.773882Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7edb37d92adedc22337767b0cad561167f7905a4dc97b7f3549175495d2e50eb

Aliases

arxiv: 1410.0018 · arxiv_version: 1410.0018v1 · doi: 10.48550/arxiv.1410.0018 · pith_short_12: P3NTPWJK33OC · pith_short_16: P3NTPWJK33OCEM3X · pith_short_8: P3NTPWJK

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/P3NTPWJK33OCEM3XM6YMVVLBCZ \
  | 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: 7edb37d92adedc22337767b0cad561167f7905a4dc97b7f3549175495d2e50eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f65286936ee499516740bd717d3c3d0ca4eec507c49d5ac2f4ef6a1ac22542ac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-09-30T20:00:12Z",
    "title_canon_sha256": "c1c4748c646b63a8af5a5c6ad855b97542fc7ab207939490af5dc06c1cbb5d97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.0018",
    "kind": "arxiv",
    "version": 1
  }
}