Pith Number

pith:KKEYOZBS

pith:2010:KKEYOZBSR6QUVQZFN5QAG34YHU

not attested not anchored not stored refs pending

A white dwarf cooling age of 8 Gyr for NGC 6791 from physical separation processes

Alejandro H. C\'orsico, Enrique Garc\'ia-Berro, Isabel Renedo, Jordi Isern, Leandro G. Althaus, Maurizio Salaris, Pablo Lor\'en-Aguilar, Ren\'e D. Rohrmann, Santiago Torres

arxiv:1005.2272 v1 · 2010-05-13 · 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{KKEYOZBSR6QUVQZFN5QAG34YHU}

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	2026-05-18T02:07:33.329530Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52898764328fa14ac3256f60036f983d3f2978f9499018e77f2558906523d968

Aliases

arxiv: 1005.2272 · arxiv_version: 1005.2272v1 · doi: 10.48550/arxiv.1005.2272 · pith_short_12: KKEYOZBSR6QU · pith_short_16: KKEYOZBSR6QUVQZF · pith_short_8: KKEYOZBS

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/KKEYOZBSR6QUVQZFN5QAG34YHU \
  | 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: 52898764328fa14ac3256f60036f983d3f2978f9499018e77f2558906523d968

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f6eafd02c0c121bf9cbf1fc388095bf3f9199a7f3bbefb6c276d0e05f596114",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-05-13T08:36:17Z",
    "title_canon_sha256": "b1033355430fec66b4f004992e7d5169aa9e60d7e8ec7c7cb85c59d8b9fc1fdb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.2272",
    "kind": "arxiv",
    "version": 1
  }
}