Pith Number

pith:Y66YD3BW

pith:2011:Y66YD3BWDOLXL2NUEKLC6BAA6Q

not attested not anchored not stored refs pending

Novae from isolated white dwarfs as a source of helium for second generation stars in globular clusters

David R. Zurek (American Museum of Natural History, Thomas J. Maccarone (University of Southampton), University of Southampton)

arxiv:1112.0571 v1 · 2011-12-02 · 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{Y66YD3BWDOLXL2NUEKLC6BAA6Q}

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	2026-05-18T01:59:17.648166Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7bd81ec361b9775e9b422962f0400f42f147be91e8151d73a199353df35dc80

Aliases

arxiv: 1112.0571 · arxiv_version: 1112.0571v1 · doi: 10.48550/arxiv.1112.0571 · pith_short_12: Y66YD3BWDOLX · pith_short_16: Y66YD3BWDOLXL2NU · pith_short_8: Y66YD3BW

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/Y66YD3BWDOLXL2NUEKLC6BAA6Q \
  | 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: c7bd81ec361b9775e9b422962f0400f42f147be91e8151d73a199353df35dc80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc79286f02a839ceef39fe5c38dde9395a156c5053350b0ba057b3534dfd1cc4",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-12-02T21:00:05Z",
    "title_canon_sha256": "c444b783e3235bb7cb3dd840e7c1b7b6f8c962ab0614e9cc82e42329cc283331"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.0571",
    "kind": "arxiv",
    "version": 1
  }
}