Pith Number

pith:QKHRAP62

pith:2013:QKHRAP62IG3MMB5KRU3NHRX3GF

not attested not anchored not stored refs pending

A Double White-Dwarf Cooling Sequence in {\omega} Centauri

A. Bellini (STScI), G. Piotto (UNIPD, INAF-OAPD), J. Anderson (STScI), L. R. Bedin (INAF-OAPD), M. Salaris (Liverpool John Moores University), P. Bergeron (Universit\'e de Montr\'eal), S. Cassisi (INAF-OATE)

arxiv:1305.0265 v2 · 2013-05-01 · astro-ph.GA · 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{QKHRAP62IG3MMB5KRU3NHRX3GF}

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	2026-05-18T01:50:13.590272Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

828f103fda41b6c607aa8d36d3c6fb316bb4bfb07a2e3a70f11ec6de57797cb5

Aliases

arxiv: 1305.0265 · arxiv_version: 1305.0265v2 · doi: 10.48550/arxiv.1305.0265 · pith_short_12: QKHRAP62IG3M · pith_short_16: QKHRAP62IG3MMB5K · pith_short_8: QKHRAP62

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/QKHRAP62IG3MMB5KRU3NHRX3GF \
  | 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: 828f103fda41b6c607aa8d36d3c6fb316bb4bfb07a2e3a70f11ec6de57797cb5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d952f595f218ca136b8f4e42e0fd6fb325b639877966648153beb45562385cad",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-05-01T20:00:01Z",
    "title_canon_sha256": "cb8bface6864b3927619f4453c29ff2b2d0b5c7afc62c0f7bbd60e0d8eabcd54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.0265",
    "kind": "arxiv",
    "version": 2
  }
}