Pith Number

pith:Z643X3KI

pith:2015:Z643X3KIXLUL2V6NZE7TYASO6N

not attested not anchored not stored refs pending

On the Progenitors of Local Group Novae. II. The Red Giant Nova Rate of M31

A. W. Shafter, M. F. Bode, M. J. Darnley, S. C. Williams

arxiv:1512.04088 v1 · 2015-12-13 · astro-ph.SR · 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{Z643X3KIXLUL2V6NZE7TYASO6N}

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

The Recurrent Nova Population in M31

Receipt and verification

First computed	2026-05-18T01:21:25.938771Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cfb9bbed48bae8bd57cdc93f3c024ef3561e1907e91222176683d0f33cf03e8e

Aliases

arxiv: 1512.04088 · arxiv_version: 1512.04088v1 · doi: 10.48550/arxiv.1512.04088 · pith_short_12: Z643X3KIXLUL · pith_short_16: Z643X3KIXLUL2V6N · pith_short_8: Z643X3KI

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/Z643X3KIXLUL2V6NZE7TYASO6N \
  | 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: cfb9bbed48bae8bd57cdc93f3c024ef3561e1907e91222176683d0f33cf03e8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5db206751718c1eccb2807148e14b7b4ba7efe950fd41e0b5178abd3f21d292e",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-12-13T17:38:47Z",
    "title_canon_sha256": "aa83bacd35c03baeaf1f9a8496cbb6f3334fe82440cac92c2ddacae656466ccc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.04088",
    "kind": "arxiv",
    "version": 1
  }
}