Pith Number

pith:QNHZPMQZ

pith:2012:QNHZPMQZMRRA22GGP7Y4H5ODI5

not attested not anchored not stored refs pending

The impact of mergers in the mass distribution of white dwarfs

E. Garcia-Berro, J. Isern, M. Hernanz, S. Catalan

arxiv:1211.2161 v1 · 2012-11-09 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QNHZPMQZMRRA22GGP7Y4H5ODI5}

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	2026-05-18T03:41:11.536978Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

834f97b21964620d68c67ff1c3f5c3474b8675e94d971da11641cb3a3088a5e8

Aliases

arxiv: 1211.2161 · arxiv_version: 1211.2161v1 · doi: 10.48550/arxiv.1211.2161 · pith_short_12: QNHZPMQZMRRA · pith_short_16: QNHZPMQZMRRA22GG · pith_short_8: QNHZPMQZ

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/QNHZPMQZMRRA22GGP7Y4H5ODI5 \
  | 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: 834f97b21964620d68c67ff1c3f5c3474b8675e94d971da11641cb3a3088a5e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "448acffe2dd64c442f46371a9b573133cdda6cdb4604ba85a5e4085afc15ab9a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-11-09T15:28:36Z",
    "title_canon_sha256": "84ab9f6053be2c76dafa3a76a39f678dc43ba3a044cb6009e3aa2524913a10f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.2161",
    "kind": "arxiv",
    "version": 1
  }
}